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Annotation of www/71.html, Revision 1.59

1.1       deraadt     1: <!doctype html>
                      2: <html lang=en id=release>
1.24      benno       3: <head>
1.1       deraadt     4: <meta charset=utf-8>
                      5:
                      6: <title>OpenBSD 7.1</title>
                      7: <meta name="description" content="OpenBSD 7.1">
                      8: <meta name="viewport" content="width=device-width, initial-scale=1">
                      9: <link rel="stylesheet" type="text/css" href="openbsd.css">
                     10: <link rel="canonical" href="https://www.openbsd.org/71.html">
1.24      benno      11: </head><body>
1.1       deraadt    12: <h2 id=OpenBSD>
                     13: <a href="index.html">
                     14: <i>Open</i><b>BSD</b></a>
                     15: 7.1
                     16: </h2>
                     17:
                     18: <table>
                     19: <tr>
                     20: <td>
                     21: <a href="images/xxx.png">
                     22: <img width="227" height="303" src="images/xxx-s.png" alt="xxx"></a>
                     23: <td>
1.6       tj         24: Released May ?, 2022. (52nd OpenBSD release)<br>
1.1       deraadt    25: Copyright 1997-2022, Theo de Raadt.<br>
                     26: <br>
1.3       job        27: Artwork by Luc Houweling.
1.1       deraadt    28: <br>
                     29: <ul>
                     30: <li>See the information on <a href="ftp.html">the FTP page</a> for
                     31:     a list of mirror machines.
                     32: <li>Go to the <code class=reldir>pub/OpenBSD/7.1/</code> directory on
                     33:     one of the mirror sites.
                     34: <li>Have a look at <a href="errata71.html">the 7.1 errata page</a> for a list
                     35:     of bugs and workarounds.
                     36: <li>See a <a href="plus71.html">detailed log of changes</a> between the
                     37:     7.0 and 7.1 releases.
                     38: <p>
                     39: <li><a href="https://man.openbsd.org/signify.1">signify(1)</a>
                     40:     pubkeys for this release:<p>
                     41:
                     42: <table class=signify>
                     43: <tr><td>
                     44: openbsd-71-base.pub:
                     45: <td>
                     46: <a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/openbsd-71-base.pub">
                     47: RWR2eHwZTOEiTWog354iy3StRj18VbZl87O9uZpa1M2jGLXEkco6vDT5</a>
                     48: <tr><td>
                     49: openbsd-71-fw.pub:
                     50: <td>
                     51: RWQCAJ4gBK3pbcm/Q5XYxu+hIY3Zvx9kwGv2uJphEN7kNl1DD4QRue6v
                     52: <tr><td>
                     53: openbsd-71-pkg.pub:
                     54: <td>
                     55: RWQgLTtHQtisyH9qc9imxVFsf+P24M75F1aNio5qJCfG/bO6gATAzC9V
                     56: <tr><td>
                     57: openbsd-71-syspatch.pub:
                     58: <td>
                     59: RWTVqN+z9ta+Z6Ri7W7Vlf+XgXE30rGXld8kO78L1GmE61U5Xvbr/zHM
                     60: </table>
                     61: </ul>
                     62: <p>
                     63: All applicable copyrights and credits are in the src.tar.gz,
                     64: sys.tar.gz, xenocara.tar.gz, ports.tar.gz files, or in the
                     65: files fetched via <code>ports.tar.gz</code>.
                     66: </table>
                     67:
                     68: <hr>
                     69:
                     70: <section id=new>
                     71: <h3>What's New</h3>
                     72: <p>
                     73: This is a partial list of new features and systems included in OpenBSD 7.1.
                     74: For a comprehensive list, see the <a href="plus71.html">changelog</a> leading
                     75: to 7.1.
                     76:
                     77: <ul>
                     78:
                     79: <li>New/extended platforms:
                     80:   <ul>
1.16      benno      81:     <li>Support for Apple Silicon Macs has improved and is ready for general use:
1.1       deraadt    82:     <ul>
1.10      benno      83:            <li>Added <a href="https://man.openbsd.org/aplspi.4">aplspi(4)</a>, a driver for the SPI controller found on the Apple M1 SoC.
                     84:            <li>Added <a href="https://man.openbsd.org/aplhidev.4">aplhidev(4)</a> support for the keyboard/touchpad on Apple M1 laptops.
1.31      jsg        85:            <li>Introduced <a href="https://man.openbsd.org/aplpmgr.4">aplpmgr(4)</a>, a driver for the power management controller found on Apple SoCs.
1.11      benno      86:            <li>Introduced <a href="https://man.openbsd.org/aplmbox.4">aplmbox(4)</a>, a driver for the mailbox that provides a communication channel with additional cores integrated on Apple SoCs.
1.31      jsg        87:            <li>Introduced <a href="https://man.openbsd.org/apliic.4">apliic(4)</a>, a driver for the I2C controller found on Apple SoCs.
1.11      benno      88:            <li>Added the chip ids used on Apple M1 Pro/Max and Apple T2 Macs to <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a>.
                     89:            <li>Rewrote arm64 kernel FPU handling code to fix the random crashes seen with SMP kernels on Apple M1.
                     90:            <li>Restricted the <a href="https://man.openbsd.org/pci.4">pci(4)</a> ioctl interface to devices detected by the kernel, preventing Xorg PCI probes from breaking the WiFi chip on M1 macs.
                     91:            <li>Introduced <a href="https://man.openbsd.org/aplsmc.4">aplsmc(4)</a>, a driver for the SMC found on Apple M1 SoCs.
                     92:            <li>Introduced <a href="https://man.openbsd.org/aplnco.4">aplnco(4)</a>, a driver for the Numerically-controlled oscillator (NCO) clock which drives the audio clocks on Apple silicon.
                     93:            <li>Introduced <a href="https://man.openbsd.org/tascodec.4">tascodec(4)</a>, a driver for the TI TAS2770/TAS5770 digital audio amplifier codec found on Apple M1 Macs.
1.14      benno      94:            <li>Introduced <a href="https://man.openbsd.org/apldma.4">apldma(4)</a>, a driver for the DMA controller found on Apple SoCs.
1.15      benno      95:            <li>Added support to explicitly power on some PCIe devices on the M1 and M1 Pro/Max through a GPIO controlled by the SMC.
                     96:            <li>Added <a href="https://man.openbsd.org/aplcpu.4">aplcpu(4)</a>, a driver to control the CPU performance levels on Apple SoCs.
                     97:            <li>Modified <a href="https://man.openbsd.org/aplintc.4">aplintc(4)</a> to support a newer interrupt controller, making OpenBSD run on M1 Pro/Max machines.
                     98:            <li>Added nvmem support to <a href="https://man.openbsd.org/aplpmu.4">aplpmu(4)</a> and made it available on Apple SPMI PMUs.
                     99:            <li>Added RTC support to <a href="https://man.openbsd.org/aplsmc.4">aplsmc(4)</a>.
                    100:            <li>Made the arm64 ramdisk installer fetch <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> firmware from the EFI System Partition on Apple Silicon devices for use during installation and addition to the newly installed system.
                    101:            <li>Added support for controlling keyboard LEDs to <a
                    102:                href="https://man.openbsd.org/aplhidev.4">aplhidev(4)</a>.
                    103:            <li>Added basic GPIO support to <a href="https://man.openbsd.org/aplsmc.4">aplsmc(4)</a>.
                    104:            <li>Ensured <a href="https://man.openbsd.org/apldart.4">apldart(4)</a> keeps the DART enabled in front of the display controller to preserve its access to the framebuffer and continued display.
                    105:            <li>Fixed reading motherboard time on Apple machines with old SMC firmware.
                    106:            <li>Implemented reboot/powerdown support in <a href="https://man.openbsd.org/aplsmc.4">aplsmc(4)</a>.
                    107:            <li>Implemented <a href="https://man.openbsd.org/aplintc.4">aplintc(4)</a> support for multiple dies, making OpenBSD work on the M1 Ultra.
1.16      benno     108:     </ul>
                    109:     <li>Support for other <a href="arm64.html">arm64</a> architecture hardware was also improved with the following changes:
                    110:     <ul>
1.10      benno     111:        <li>Introduced <a
                    112:                href="https://man.openbsd.org/gpiocharger.4">gpiocharger(4)</a>, a
                    113:                driver providing support for battery chargers connected to GPIO pins,
                    114:                such as those found on the Pinebook Pro.
                    115:        <li>Introduced <a
                    116:                href="https://man.openbsd.org/gpioleds.4">gpioleds(4)</a> for arm64, a
                    117:                driver providing support for LEDs connected to GPIO pins, such as
                    118:                those found on the Pinebook Pro.
                    119:        <li>Added <a href="https://man.openbsd.org/gpiokeys.4">gpiokeys(4)</a>
                    120:                for arm64, a driver which handles events triggered by GPIO keys such
                    121:                as lid status and power button.
1.11      benno     122:        <li>Added pclk clock used by <a
                    123:                href="https://man.openbsd.org/dwdog.4">dwdog(4)</a> on RK3399 to <a
                    124:                href="https://man.openbsd.org/rkclock.4">rkclock(4)</a>.
1.23      benno     125:        <li>Introduced <a
                    126:                href="https://man.openbsd.org/mpfclock.4">mpfclock(4)</a>, a driver
                    127:                for the PolarFire SoC MSS clock controller.
                    128:        <li>Introduced <a
                    129:                href="https://man.openbsd.org/cdsdhc.4">cdsdhc(4)</a>, a driver for
                    130:                the Cadence SD/SDIO/eMMC host controller.
                    131:        <li>Introduced <a
                    132:                href="https://man.openbsd.org/mpfiic.4">mpfiic(4)</a>, a driver for
                    133:                the PolarFire SoC MSS I2C controller.
                    134:        <li>Introduced <a
                    135:                href="https://man.openbsd.org/mpfgpio.4">mpfgpio(4)</a>, a driver for
                    136:                the PolarFire SoC MSS GPIO controller.
                    137:        <li>Enabled <a href="https://man.openbsd.org/cduart.4">cduart(4)</a>
                    138:                on arm64.
                    139:        <li>Added <a
                    140:                href="https://man.openbsd.org/mvpinctrl.4">mvpinctrl(4)</a> support
                    141:                for the CP115 block found on Marvell CN9K SoCs.
                    142:        <li>Added <a href="https://man.openbsd.org/mvclock.4">mvclock(4)</a>
                    143:                support for the AP807 block found on Marvell CN9K SoCs.
1.1       deraadt   144:     </ul>
                    145:     <li>Changes on other architectures:
                    146:     <ul>
1.23      benno     147:        <li>Enabled <a href="https://man.openbsd.org/uhid.4">uhid(4)</a>/<a
                    148:                href="https://man.openbsd.org/fido.4">fido(4)</a> on riscv64.
1.14      benno     149:        <li>Allowed riscv64 installation on a disk with a GPT.
1.16      benno     150:        <li>Added missing locking to <a
                    151:                href="https://man.openbsd.org/pmap_extract.9">pmap_extract(9)</a> and
                    152:                <a href="https://man.openbsd.org/pmap_unwire.9">pmap_unwire(9)</a> on
                    153:                arm64 and riscv64.
                    154:        <li>Improved stack unwinding on riscv64 in <a href="https://man.openbsd.org/ddb.4">ddb(4)</a>.
                    155:        <li>Fixed kernel stack alignment on riscv64.
                    156:        <li>Fixed RISC-V lld link code when dealing with object files created with "ld -b".
                    157:        <li>Made sure nothing can map address zero on RISC-V.
                    158:        <li>Made sure armv7,arm64 and risc-v FDT bootloader code does not write beyond the FDT data structure.
1.11      benno     159:        <li>Fixed booting from an IDE block device on the Sun Blade 100.
                    160:        <li>Fixed <a href="https://man.openbsd.org/radeondrm.4">radeondrm(4)</a> console colors on sparc64.
1.23      benno     161:        <li>Enabled <a href="https://man.openbsd.org/dt.4">dt(4)</a> on
                    162:                macppc.
                    163:        <li>Increased <a href="https://man.openbsd.org/ddb.1">ddb(1)</a>
                    164:                access to registers on macppc and powerpc64.
1.16      benno     165:        <li>Enabled enforcing of RLIMIT_MEMLOCK on powerpc64.
1.23      benno     166:        <li>Allowed <a href="https://man.openbsd.org/ddb.4">ddb(4)</a> trace
                    167:                through interrupt on macppc.
1.1       deraadt   168:   </ul>
                    169: </ul>
                    170:
                    171: <li>Various kernel improvements:
                    172:   <ul>
1.16      benno     173:        <li>Made futexes work in shared anonymous memory.
                    174:        <li>Improved tracking of mbuf memory usage in the whole system.
                    175:        <li>Switched to using long filenames by default with <a
1.31      jsg       176:                href="https://man.openbsd.org/mount_msdos.8">mount_msdos(8)</a>.
1.7       benno     177:        <li>Fixed memory leak in <a
                    178:                href="https://man.openbsd.org/fuse.4">fuse(4)</a> when calling <a
                    179:                href="https://man.openbsd.org/namei.9">namei(9)</a>.
1.26      benno     180:
                    181:        <li>Fixed establishing legacy INTx interrupts on machines without a
                    182:                (usable) MSI interrupt controller.
1.7       benno     183:        <li>Cleaned up irrelevant uses of 3rd mode_t parameter for <a
                    184:                href="https://man.openbsd.org/open.2">open(2)</a>/<a
                    185:                href="https://man.openbsd.org/openat.2">openat(2)</a>, unused when not
                    186:                creating files.
1.16      benno     187:        <li>Reworked garbage collector for <a
                    188:                href="https://man.openbsd.org/unix.4">unix(4)</a> sockets to prevent
                    189:                potential kernel panics.
1.10      benno     190:        <li>Changed the power management <a href="https://man.openbsd.org/sysctl.8">sysctl(8)</a>
                    191:                hw.perfpolicy to "auto" at startup, defaulting to 100%
                    192:                performance with AC power connected and using the auto algorithm when
                    193:                on battery.
1.26      benno     194:        <li>Aligned memory allocation for USB device drivers and USB HC
                    195:                drivers, enlarging the USB memory pool.
1.16      benno     196:        <li>Prevent panic in <a
                    197:                href="https://man.openbsd.org/softraid.4">softraid(4)</a> while
                    198:                rebooting if softraid has been disabled.
                    199:
1.11      benno     200:        <li>Fixed hibernate setups where removal of a <a
                    201:                href="https://man.openbsd.org/umass.4">umass(4)</a> device results in
                    202:                a renumbered <a
                    203:                href="https://man.openbsd.org/softraid.4">softraid(4)</a> boot device.
                    204:        <li>Fix hibernate on newer hardware by allowing more memory ranges.
1.26      benno     205:        <li>If CPU sleep state S4 is not available, use S5 for the
                    206:                ACPI-transitions in hibernate support.
                    207:        <li>Added code to update hw.power whenever AC state changes on
                    208:                resume.
1.22      benno     209:        <li>Fixed a panic by prohibiting renames of tmpfs mount-points.
1.26      benno     210:        <li>Fixed double free after allocation failure in <a
                    211:                href="https://man.openbsd.org/bpf.4">bpf(4)</a>.
1.1       deraadt   212:   </ul>
                    213:
                    214: <li>SMP Improvements
                    215:   <ul>
1.7       benno     216:        <li>Made pipe event filters MP-safe.
                    217:        <li>Set klist lock for sockets to make socket event filters MP-safe.
                    218:        <li>Implemented <a href="https://man.openbsd.org/poll.2">poll(2)</a>,
                    219:                <a href="https://man.openbsd.org/select.2">select(2)</a>, <a
                    220:                href="https://man.openbsd.org/ppoll.2">ppoll(2)</a> and <a
                    221:                href="https://man.openbsd.org/pselect.2">pselect(2)</a> on top of
                    222:                kqueue.
1.41      deraadt   223:        <li>Unlocked top part of UVM fault handler on mips64.
1.10      benno     224:        <li>Unlocked the <a href="https://man.openbsd.org/kevent.2">kevent(2)</a> system call.
                    225:        <li>Made the kqread event filter MP-safe.
                    226:        <li>Reduced the time overhead of <a
                    227:                href="https://man.openbsd.org/kqueue.2">kqueue(2)</a>-based <a
                    228:                href="https://man.openbsd.org/poll.2">poll(2)</a> and <a
                    229:                href="https://man.openbsd.org/select.2">select(2)</a> systems calls by
                    230:                keeping knotes between the system calls.
1.11      benno     231:        <li>Unlocked <a href="https://man.openbsd.org/accept.2">accept(2)</a>
                    232:                and <a href="https://man.openbsd.org/accept4.2">accept4(2)</a>
                    233:                syscalls.
                    234:        <li>Prevented <a
                    235:                href="https://man.openbsd.org/select.2">select(2)</a> from blocking if
                    236:                registering found pending events.
                    237:        <li>Protected <a href="https://man.openbsd.org/ipsec.4">ipsec(4)</a>
                    238:                input and output with the kernel lock to allow forwarding of non-ipsec
                    239:                traffic in parallel.
                    240:        <li>Unlocked the bottom part of the uvm fault handler.
                    241:        <li>Unlocked <a href="https://man.openbsd.org/getpeername.2">getpeername(2)</a>.
                    242:        <li>Made <a href="https://man.openbsd.org/bpf.4">bpf(4)</a> MP-safe.
1.14      benno     243:        <li>Implemented the <a
                    244:                href="https://man.openbsd.org/poll.2">poll(2)</a> system call on top
                    245:                of the <a href="https://man.openbsd.org/kqueue.2">kqueue(2)</a>
                    246:                subsystem, obsoleting the old, non-MP-safe poll backend.
1.15      benno     247:        <li>Made <a href="https://man.openbsd.org/audio.4">audio(4)</a> event filters MP-safe.
                    248:        <li>Unlocked <a href="https://man.openbsd.org/getsockname.2">getsockname(2)</a>.
                    249:        <li>Added kernel interfaces for atomic load and store functions for int and long to be used in reference counted struct members.
1.1       deraadt   250:   </ul>
                    251:
                    252: <li>Direct Rendering Manager
                    253:   <ul>
1.5       jsg       254:        <li>Updated <a href="https://man.openbsd.org/drm.4">drm(4)</a>
                    255:            to Linux 5.15.26
                    256:        <li><a href="https://man.openbsd.org/inteldrm.4">inteldrm(4)</a>:
                    257:            support for Elkhart Lake, Jasper Lake, Rocket Lake
                    258:        <li><a href="https://man.openbsd.org/drm.4">amdgpu(4)</a>:
                    259:            support for Van Gogh APU, Rembrandt "Yellow Carp" Ryzen 6000 APU,
                    260:            Navi 22 "Navy Flounder", Navi 23 "Dimgrey Cavefish",
                    261:            Navi 24 "Beige Goby"
1.1       deraadt   262:   </ul>
                    263:
                    264: <li>VMM/VMD improvements
                    265:   <ul>
1.8       dv        266:        <li>Retired <a href="https://man.openbsd.org/OpenBSD-7.0/switch.4">
                    267:            switch(4)</a> support in <a href="https://man.openbsd.org/vmd.8">
                    268:            vmd(8)</a>.
                    269:        <li>Fixed a bug where <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>
                    270:            would exit when requesting a new VM and hitting memory resource
                    271:            limits.
                    272:        <li>Fixed <a href="https://man.openbsd.org/vmm.4">vmm(4)</a> state
                    273:            corruption on Intel hosts.
                    274:        <li>Fixed <a href="https://man.openbsd.org/vmm.4">vmm(4)</a> cpuid leaf
                    275:            clamping when the host has an invariant TSC.
                    276:        <li>Added quiesce/wakeup hooks to <a href="https://man.openbsd.org/vmm.4">
                    277:            vmm(4)</a> allowing Intel hosts to suspend and hibernate safely with
                    278:            running guests.
                    279:        <li>Added a new login class for <a href="https://man.openbsd.org/vmd.8">
                    280:            vmd(8)</a> on amd64.
1.11      benno     281:        <li>Fixed broken <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>
                    282:                "boot device cdrom" feature after a fix in seabios.
                    283:        <li>Reintroduced support for <a
                    284:                href="https://man.openbsd.org/vmctl.8">vmctl(8)</a> <code>start -B net
                    285:                -b bsd.rd</code>, which emulates a PXE boot and performs an
                    286:                autoinstall.
1.16      benno     287:        <li>Made <a href="https://man.openbsd.org/vmm.4">vmm(4)</a> <a
                    288:                href="https://man.openbsd.org/dt.4">dt(4)</a> tracepoints amd64-only.
1.1       deraadt   289:   </ul>
                    290:
                    291: <li>Various new userland features:
                    292:   <ul>
1.7       benno     293:        <li>Added <a
                    294:                href="https://man.openbsd.org/realpath.1">realpath(1)</a>, a wrapper
                    295:                for <a href="https://man.openbsd.org/realpath.3">realpath(3)</a> for
                    296:                use in ports.
                    297:        <li>Added <a href="https://man.openbsd.org/rcctl.8">rcctl(8)</a> "ls
                    298:                rogue" to show daemons which are running but not set as "enabled" in
                    299:                <a href="https://man.openbsd.org/rc.conf.local.8">rc.conf.local(8)</a>.
1.16      benno     300:        <li>Implemented probe variables in BPFtrace (<a
                    301:                href="https://man.openbsd.org/bt.5">bt(5)</a>).
1.7       benno     302:        <li>Provided common <a
                    303:                href="https://man.openbsd.org/btrace.8">btrace(8)</a> scripts
                    304:                kprofile.bt (to save kernel stackframes and produce flamegraphs) and
                    305:                runqlat.bt (to measure the latency of the scheduler runqueues).
1.16      benno     306:        <li>DNSSEC support: Implemented RFC6840 (AD flag processing) in the libc resolver, if
1.11      benno     307:                using trusted name servers specified with 'trust-ad' in <a
1.41      deraadt   308:                href="https://man.openbsd.org/resolv.conf.5">resolv.conf(5)</a>
1.14      benno     309:        <li>Enabled support for displaying an estimated battery recharge time
                    310:                in <a href="https://man.openbsd.org/apm.8">apm(8)</a> and <a
                    311:                href="https://man.openbsd.org/apmd.8">apmd(8)</a>.
                    312:        <li>Introduced support for storing capability databases in
                    313:                /etc/login.conf.d, allowing easy addition of custom login classes from
1.16      benno     314:                packages and made <a
                    315:                href="https://man.openbsd.org/rcctl.8">rcctl(8)</a> look for the login
                    316:                class in both login.conf and login.conf.d/${class}.
                    317:        <li>Added a <a href="https://man.openbsd.org/malloc.3">malloc(3)</a>
                    318:                cache of regions between 128k and 2M to accommodate programs
                    319:                allocating and deallocating regions of these sizes quickly.
                    320: `      <li>Added <a href="https://man.openbsd.org/pax.1">pax(1)</a> support
                    321:                for mtime/atime/ctime extended headers (in not-SMALL builds).
                    322:        <li>Added -k flag to <a
                    323:                href="https://man.openbsd.org/gzip.1">gzip(1)</a> and <a
                    324:                href="https://man.openbsd.org/gunzip.1">gunzip(1)</a> to retain
                    325:                (de)compressed file.
1.22      benno     326:        <li>Implemented <a href="https://man.openbsd.org/openrsync.1">openrsync(1)</a> --compare-dest, allowing specification of additional directories to check for files to be available.
                    327:        <li>Implemented <a href="https://man.openbsd.org/openrsync.1">openrsync(1)</a> --max-size and --min-size.
1.1       deraadt   328:   </ul>
                    329:
                    330: <li>Various bugfixes and tweaks in userland:
                    331:   <ul>
1.16      benno     332:        <li>Stopped <a
                    333:                href="https://man.openbsd.org/pkg_add.1">pkg_add(1)</a> from
                    334:                communicating warnings starting with "XXX" which appeared to indicate
                    335:                errors.
1.7       benno     336:
1.16      benno     337:        <li>Enabled subpixel rendering in FreeType.
                    338:        <li>Updated xorg-server to 21.1.3, leaving in place an earlier change
                    339:                to compute the screen resolution from dimensions returned by the
                    340:                screen, reverted by upstream.
                    341:        <li>Allowed bare numbers for key and mouse bindings in <a
                    342:                href="https://man.openbsd.org/cwm.1">cwm(1)</a>.
                    343:        <li>Added a <a href="https://man.openbsd.org/cwm.1">cwm(1)</a>
                    344:                "group-last" command that shows only the previously active group.
                    345:        <li>Fixed glass console and <a href="https://man.openbsd.org/getty.8">getty(8)</a> interference with Xorg on arm64.
                    346:
                    347:        <li>Fixed octal escape parsing in <a
                    348:                href="https://man.openbsd.org/tr.1">tr(1)</a> backslash().
                    349:        <li>Added <a href="https://man.openbsd.org/uniq.1">uniq(1)</a>
                    350:                support for arbitrarily long input lines.
                    351:        <li>Made <a href="https://man.openbsd.org/uniq.1">uniq(1)</a> ignore
                    352:                trailing newlines when comparing lines.
                    353:        <li>Made <a href="https://man.openbsd.org/uniq.1">uniq(1)</a> skip()
                    354:                each input line only once, improving performance.
                    355:        <li>Increased <a href="https://man.openbsd.org/tee.1">tee(1)</a> I/O
1.56      tj        356:                buffer size from 8KB to 64KB.
1.16      benno     357:        <li>Improved performance of <a
                    358:                href="https://man.openbsd.org/rev.1">rev(1)</a>.
                    359:        <li>Made <a href="https://man.openbsd.org/ed.1">ed(1)</a> flush all
                    360:                stdio streams before running a shell command.
                    361:        <li>Prevented a file descriptor leak in <a
                    362:                href="https://man.openbsd.org/touch.1">touch(1)</a> after <a
                    363:                href="https://man.openbsd.org/futimens.2">futimens(2)</a> failure.
                    364:        <li>Added <a href="https://man.openbsd.org/seq.1">seq(1)</a>, a
                    365:                command to print sequences of numbers.
                    366:
1.22      benno     367:        <li>Set cpuspeed to 0 in <a
                    368:                href="https://man.openbsd.org/apm.8">apm(8)</a> when hw.cpuspeed
                    369:                cannot be retrieved.
1.16      benno     370:
                    371:        <li>Copied the <a href="https://man.openbsd.org/cos.3">cos(3)</a>
                    372:                cosine software implementation from FreeBSD-13, and disabled assembly
                    373:                implementations of trig functions on x86 platforms.
                    374:        <li>Added optimization for tiny x in <a
                    375:                href="https://man.openbsd.org/cos.3">cos(3)</a> and <a
1.21      tj        376:                href="https://man.openbsd.org/sin.3">sin(3)</a> trigonometry
                    377:                functions.
1.16      benno     378:
                    379:        <li>Switched <a href="https://man.openbsd.org/aucat.1">aucat(1)</a>
                    380:                internal sample representation and default file encoding to 24-bit.
                    381:        <li>Switched <a href="https://man.openbsd.org/sndiod.8">sndiod(8)</a>
                    382:                internal sample representation to 24-bit fixed point.
                    383:
                    384:        <li>Allowed passing a different signal than SIGTERM in the default
                    385:                rc_stop() function in <a
                    386:                href="https://man.openbsd.org/rc.subr.8">rc.subr(8)</a>.
                    387:        <li>Improved and simplified timer handling in <a
                    388:                href="https://man.openbsd.org/rc.d.8">rc.d(8)</a> "stop" and "reload".
                    389:
1.19      krw       390:        <li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    391:                -b available on all architectures.
1.7       benno     392:        <li>Removed the constraint that <a
1.19      krw       393:                href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -b block
                    394:                count and block offset must be greater than 63.
                    395:        <li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -b
                    396:                partitions other than EFI System partitions DOSACTIVE.
                    397:        <li>Switched to using <a
                    398:                href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -b to create boot
                    399:                partitions on multiple architectures.
1.16      benno     400:        <li>Removed <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    401:                "disk" editing command.
1.19      krw       402:        <li>Prevented <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    403:                from initializing an MBR to have overlapping partitions 0 and 3.
1.16      benno     404:        <li>Allowed <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> to
                    405:                extend the default OpenBSD partition to the end of the disk, rather
                    406:                than truncating at the end of the last full cylinder.
1.19      krw       407:        <li>Corrected GPT checksums written by <a
1.16      benno     408:                href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> on big-endian
                    409:                architectures to be little-endian as per spec.
                    410:        <li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -A
                    411:                preserve BIOS boot partition.
1.19      krw       412:        <li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -A
                    413:                preserve the EFI System partition on GPT disks with Apple APFS partitions.
                    414:        <li>Removed the builtin MBR from <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>.
                    415:        <li>Removed the "rpath" and "wpath" pledges from <a
                    416:                href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>.
                    417:        <li>Ensured <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    418:                creates the default OpenBSD MBR partition only when there is space for it.
                    419:        <li>Ensured <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    420:                does not set MBR DOSACTIVE flag on unused partitions when initializing MBR.
                    421:        <li>Reduced the alignment space <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a>
                    422:                inserts before the start of the default OpenBSD partition.
1.16      benno     423:
1.7       benno     424:        <li>Merged bugfixes from upstream into <a
                    425:                href="https://man.openbsd.org/less.1">less(1)</a> including fixes for
                    426:                the prompt hiding feature (CTRL-P) and an integer overflow.
1.16      benno     427:        <li>Fixed possible use after free with long lines in <a
                    428:                href="https://man.openbsd.org/less.1">less(1)</a>.
1.7       benno     429:        <li>Fixed file descriptor leak of /dev/tty on <a
                    430:                href="https://man.openbsd.org/doas.1">doas(1)</a> auth failure.
                    431:        <li>Replaced <a href="https://man.openbsd.org/lrint.3">lrint(3)</a>,
                    432:                <a href="https://man.openbsd.org/lrintf.3">lrintf(3)</a>, <a
                    433:                href="https://man.openbsd.org/llrint.3">llrint(3)</a> and <a
                    434:                href="https://man.openbsd.org/llrintf.3">llrintf(3)</a>
                    435:                implementations from NetBSD with the existing FreeBSD implementations
                    436:                we were already using for <a
                    437:                href="https://man.openbsd.org/lrintl.3">lrintl(3)</a> and <a
                    438:                href="https://man.openbsd.org/llrintl.3">llrintl(3)</a>.
1.16      benno     439:        <li>In various games, call <a href="https://man.openbsd.org/pledge.2">pledge(2)</a>
1.7       benno     440:                later to prevent it from killing various games using ncurses when both
                    441:                stdout and stderr are redirected to a non-tty.
1.16      benno     442:        <li>Switched LLD_ARCHs (architectures using the LLVM <a
                    443:                href="https://man.openbsd.org/ld.lld.1">ld.lld(1)</a> linker) to also
                    444:                user the LLVM archiver <a
                    445:                href="https://man.openbsd.org/llvm-ar.1">llvm-ar(1)</a>.
1.24      benno     446:        <li>Added openvpn ports (udp/1194 &amp; tcp/1194) to /etc/services.
1.16      benno     447:        <li>Prevented an access to uninitialized memory in <a
                    448:                href="https://man.openbsd.org/awk.1">awk(1)</a>.
                    449:        <li>Fixed <a href="https://man.openbsd.org/vi.1">vi(1)</a> recovery
                    450:                mode.
                    451:        <li>Extended and reordered the process accounting information
                    452:                structure <a href="https://man.openbsd.org/acct.5">acct(5)</a>. Flag
                    453:                Day for the <a href="https://man.openbsd.org/acct.2">acct(2)</a> file
                    454:                format.
                    455:        <li>Fixed <a
                    456:                href="https://man.openbsd.org/setusercontext.3">setusercontext(3)</a>
                    457:                error when /etc/login.conf is not present.
1.1       deraadt   458:   </ul>
                    459:
                    460: <li>Improved hardware support and driver bugfixes, including:
                    461:   <ul>
1.7       benno     462:        <li>Added support to <a
                    463:                href="https://man.openbsd.org/pchgpio.4">pchgpio(4)</a> for Cannon
                    464:                Lake H and Tiger Lake H platforms.
                    465:        <li>Ensured use of the correct encoding in xenocara when /etc/kbdtype
                    466:                is present with an attached <a
                    467:                href="https://man.openbsd.org/ucc.4">ucc(4)</a> keyboard.
                    468:        <li>Added support for tpm2 CRB interface to <a
                    469:                href="https://man.openbsd.org/tpm.4">tpm(4)</a>, fixing recent S4
                    470:                regressions on the Surface Go 2 caused by a firmware change.
                    471: `      <li>Ensured armv7 and arm64 efiboot allocate fresh memory for the
                    472:                device tree with at least one page of free space to extend into. This
                    473:                fixes booting on VMWare Fusion.
1.10      benno     474:        <li>Stopped binding audio devices exposed by <a
                    475:                href="https://man.openbsd.org/sndiod.8">sndiod(8)</a> to physical
                    476:                devices. <!-- XXX check this -->
                    477:        <li>Fixed handling of interrupts shared between multiple <a
                    478:                href="https://man.openbsd.org/dwiic.4">swiic(4)</a> devices.
1.11      benno     479:        <li>Introduced <a
                    480:                href="https://man.openbsd.org/iicmux.4">iicmux(4)</a>, a driver that
                    481:                switches between I2C busses connected to a single I2C controller by
                    482:                using the pin muxing facilities of an SoC.
                    483:        <li>Introduced <a
                    484:                href="https://man.openbsd.org/pcyrtc.4">pcyrtc(4)</a>, a driver for
                    485:                the NXP PCF85063A/TP RTC chips.
                    486:        <li>Fixed a panic when running <a
                    487:                href="https://man.openbsd.org/utvfu.4">utvfu(4)</a> on <a
                    488:                href="https://man.openbsd.org/xhci.4">xhci(4)</a>.
                    489:        <li>Added <a href="https://man.openbsd.org/acpipci.4">acpipci(4)</a>
                    490:                support for interrupts represented by ACPI PCI Interrupt Link Devices,
                    491:                making PCI interrupts work on QEMU's SBSA target.
1.16      benno     492:        <li>Added handling of multi-port controllers to <a
                    493:                href="https://man.openbsd.org/uslcom.4">uslcom(4)</a>.
                    494:        <li>Make <a href="https://man.openbsd.org/com.4">com(4)</a> attach
                    495:                over <a href="https://man.openbsd.org/acpi.4">acpi(4)</a> on amd64.
                    496:        <li>Added address locators for the ACPI "bus" and used these to fix
                    497:                the order of the <a href="https://man.openbsd.org/com.4">com(4)</a>
                    498:                devices to match the traditional order on the ISA bus.
                    499:        <li>Added Intel Jasper Lake to the <a
                    500:                href="https://man.openbsd.org/azalia.4">azalia(4)</a> audio driver.
                    501:        <li>Ensured <a href="https://man.openbsd.org/azalia.4">azalia(4)</a>
                    502:                matches on Intel 300 Series audio, fixing attaching on the Dell G3
                    503:                3590.
                    504:        <li>Added Synopsys Designware UART support to <a
                    505:                href="https://man.openbsd.org/com.4">com(4)</a>.
                    506:        <li>Fixed an issue where <a
                    507:                href="https://man.openbsd.org/com.4">com(4)</a> would attach for a
                    508:                disabled serial port leading to misdirection of the hardware variant
                    509:                and a subsequent hang when /etc/rc runs <a
                    510:                href="https://man.openbsd.org/ttyflags.8">ttyflags(8)</a> -a.
                    511:        <li>Fixed <a href="https://man.openbsd.org/sdhc.4">sdhc(4)</a> for
                    512:                Jasper Lake eMMC.
                    513:        <li>Improved how quirks are handled on <a
                    514:                href="https://man.openbsd.org/sdhc.4">sdhc(4)</a>-compatible drivers.
                    515:        <li>Enabled <a
                    516:                href="https://man.openbsd.org/acpibat.4">acpibat(4)</a> use with the
                    517:                Surface Go 3.
                    518:        <li>Fixed suspend/resume issues with <a
                    519:                href="https://man.openbsd.org/com.4">com(4)</a> at <a
                    520:                href="https://man.openbsd.org/acpi.4">acpi(4)</a>.
                    521:        <li>Correlated <a
                    522:                href="https://man.openbsd.org/uaudio.4">uaudio(4)</a> and <a
1.31      jsg       523:                href="https://man.openbsd.org/ucc.4">ucc(4)</a> devices
                    524:                to adjust the volume of the correct audio device
1.16      benno     525:                rather than the first one attached.
1.31      jsg       526:        <li>Enabled FIFO support in <a
1.16      benno     527:                href="https://man.openbsd.org/pluart.4">pluart(4)</a>.
1.31      jsg       528:        <li>Added support for XBox One game controller.
1.16      benno     529:        <li>Stopped suspending the <a
                    530:                href="https://man.openbsd.org/tpm.4">tpm(4)</a> device upon
                    531:                hibernation, preventing some systems from hanging when hibernating a
                    532:                second time.
                    533:        <li>Fixed <a href="https://man.openbsd.org/hilkbd.4">hilkbd(4)</a>
                    534:                Swedish keyboard layout on non-PS/2 style keyboards.
1.1       deraadt   535:   </ul>
                    536:
                    537: <li>New or improved network hardware support:
                    538:   <ul>
1.16      benno     539:        <li>Added support to <a
                    540:                href="https://man.openbsd.org/umb.4">umb(4)</a> for SIMCom SIM7600.
1.7       benno     541:        <li>Fixed an interrupt storm on <a
                    542:                href="https://man.openbsd.org/dwge.4">dwge(4)</a> variants which
                    543:                support Energy Efficient Ethernet when connected to a switch which
                    544:                does so as well.
1.28      jmatthew  545:        <li>Made <a href="https://man.openbsd.org/dwge.4">dwge(4)</a> and <a
                    546:                href="https://man.openbsd.org/dwxe.4">dwxe(4)</a> MP-safe.</li>
1.10      benno     547:        <li>Added <a href="https://man.openbsd.org/igc.4">igc(4)</a>, a
                    548:                driver for the Intel 2.5Gb Ethernet controllers.
1.11      benno     549:        <li>Implemented <a href="https://man.openbsd.org/em.4">em(4)</a>
                    550:                support for selecting SMGII or SerDes mode depending on the plugged-in
                    551:                SFP transceiver and for reading out transceiver information via <a
                    552:                href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
1.16      benno     553:        <li>Enabled hardware vlan tagging for <a
                    554:                href="https://man.openbsd.org/ixl.4">ixl(4)</a>.
                    555:        <li>Re-enabled <a href="https://man.openbsd.org/ixl.4">ixl(4)</a>
                    556:                IPv4, TCP4/6 and UDP4/6 checksum offloading.  \ <li>Enabled receive
                    557:                checksum offloading on <a
                    558:                href="https://man.openbsd.org/ixl.4">ixl(4)</a>.
                    559:        <li>Prevented a possible deadlock in <a
                    560:                href="https://man.openbsd.org/cad.4">cad(4)</a>.
1.22      benno     561:        <li>Prevented <a href="https://man.openbsd.org/aq.4">aq(4)</a> nics
                    562:                from writing to mbufs taken off the ring when the interface was taken
                    563:                down.
1.28      jmatthew  564:        <li>Fixed receive filter handling and vlan packet reception in <a
1.16      benno     565:                href="https://man.openbsd.org/aq.4">aq(4)</a>.
1.28      jmatthew  566:        <li>Enabled vlan and checksum offloads in <a
1.16      benno     567:                href="https://man.openbsd.org/aq.4">aq(4)</a>.
1.28      jmatthew  568:        <li>Enabled interrupt moderation in <a
1.16      benno     569:                href="https://man.openbsd.org/aq.4">aq(4)</a>, aiming at around 20k
                    570:                per second.
                    571:        <li>Fixed <a href="https://man.openbsd.org/ure.4">ure(4)</a> vlan
                    572:                transmission with hw tagging.
1.28      jmatthew  573:        <li>Added preliminary <a
                    574:                href="https://man.openbsd.org/ure.4">ure(4)</a> support for RTL8156B
                    575:                and bug fixes for RTL8153/RTL8156.
1.22      benno     576:        <li>Reworked <a href="https://man.openbsd.org/ix.4">ix(4)</a>
                    577:                checksum/vlan offloading and enabled it for IPv6.
                    578:        <li>Enabled IP header checksum offloading in <a
                    579:                href="https://man.openbsd.org/ix.4">ix(4)</a>.
1.30      jmatthew  580:        <li>Fixed <a href="https://man.openbsd.org/msk.4">msk(4)</a> operation
                    581:                after interface state changes.
1.35      dv        582:        <li>Enabled <a href="https://man.openbsd.org/vmx.4">vmx(4)</a> on arm64.
1.1       deraadt   583:   </ul>
                    584:
                    585: <li>Added or improved wireless network drivers:
                    586:   <ul>
1.33      stsp      587:        <li>Introduced <a href="https://man.openbsd.org/mtw.4">mtw(4)</a>, a
                    588:                driver for MediaTek MT7601U USB wifi devices, enabled on amd64, i386, macppc, and arm64.
                    589:        <li>Added 802.11n Tx aggregation support to the <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> driver.
                    590:        <li>Added support for 802.11n 40MHz channels, and 802.11ac 80MHz channels, to the <a
                    591:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a
                    592:                href="https://man.openbsd.org/iwx.4">iwx(4)</a> drivers.
                    593:        <li>Reset the Tx watchdog timer when a block ack notification is received by
1.7       benno     594:                <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> and <a
1.33      stsp      595:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> firmware to prevent spurios device timeouts.
                    596:        <li>Prevent invalid net80211 state transitions in the
                    597:                <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and
                    598:                <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> drivers
                    599:                to avoid a potential hang.
1.7       benno     600:        <li>Fixed a panic when <a
                    601:                href="https://man.openbsd.org/iwx.4">iwx(4)</a> cannot find firmware
                    602:                at boot time.
                    603:        <li>Fixed <a href="https://man.openbsd.org/iwm.4">iwm(4)</a>
                    604:                performance drop after roaming between APs in 11n mode.
1.33      stsp      605:        <li>When roaming with <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> or
                    606:           <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>, keep the old BSSID available for use by firmware
                    607:           commands which tear down device state before switching to the new AP.
                    608:        <li>Fix race conditions in the <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and
                    609:           <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> drivers while roaming between APs with
                    610:           outstanding frames on transmit queues.
1.7       benno     611:        <li>Reverted to use <a
                    612:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> firmware v17 on Intel
                    613:                AC 7265, fixing instability issues on X1 Carbon gen3.
1.33      stsp      614:        <li>Explicitly stop <a
                    615:                href="https://man.openbsd.org/iwx.4">iwx(4)</a> Rx block ack sessions when
1.7       benno     616:                roaming between access points.
1.11      benno     617:        <li>Fixed monitor mode on <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>.
                    618:        <li>Let <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> and <a
                    619:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> use per-Tx-queue
1.33      stsp      620:                interface timers to ensure the Tx watchdog triggers if a particular Tx queue gets
1.11      benno     621:                stuck.
1.33      stsp      622:        <li>Switched <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> to new -67 firmware images, and updated <a
                    623:            href="https://man.openbsd.org/iwm.4">iwm(4)</a> 9260 and 9560 firmware, to address INTEL-SA-00509.
1.11      benno     624:        <li>Made <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> attach to PCI devices with product ID 0x31dc, part of the 9560 chip family.
1.33      stsp      625:        <li>Fixed wrong pointer assignment causing the <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>
                    626:        driver to read Rx block ack request information from the wrong offset.
                    627:        <li>Fixed and reenabled use of probe requests during scans on <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>.
                    628:        <li>Fixed attach of multiple <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> or <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> interfaces in the same machine.
                    629:        <li>Fixed <a href="https://man.openbsd.org/iwn.4">iwn(4)</a> with 4965 devices.
1.15      benno     630:        <li>Improved roaming stability on <a href="https://man.openbsd.org/iwn.4">iwn(4)</a>, particularly with wpa_supplicant.
1.16      benno     631:        <li>Added relicensed wireless firmwares from Realtek for <a
                    632:                href="https://man.openbsd.org/rsu.4">rsu(4)</a>, <a
                    633:                href="https://man.openbsd.org/rtwn.4">rtwn(4)</a> and <a
                    634:                href="https://man.openbsd.org/urtwn.4">urtwn(4)</a> devices, allowing
                    635:                these devices to work without requiring a separate firmware download.
                    636:        <li>Added a workaround for buggy <a
                    637:                href="https://man.openbsd.org/athn.4">athn(4)</a> devices to prevent
                    638:                filling up the node cache when used in hostap mode.
                    639:        <li>Applied a workaround in <a
                    640:                href="https://man.openbsd.org/mvkpcie.4">mvkpcie(4)</a> to fix an
                    641:                external abort under load with <a
                    642:                href="https://man.openbsd.org/athn.4">athn(4)</a>.
                    643:        <li>Made <a href="https://man.openbsd.org/athn.4">athn(4)</a> attach
                    644:                to the Sony UWA-BR100.
                    645:        <li>Fixed "(null node)" panics on <a href="https://man.openbsd.org/run.4">run(4)</a>.
                    646:        <li>Disabled minimum power consumption in <a
                    647:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> hostap mode,
                    648:                improving connection reliability when used as an access point.
                    649:        <li>Added support for the BCM4387 to <a
                    650:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a>.
                    651:        <li>Improved TX performance on <a
                    652:                href="https://man.openbsd.org/urtwn.4">urtwn(4)</a> RTL8192EU devices.
                    653:        <li>Fix TX rate used by <a
                    654:                href="https://man.openbsd.org/rtwn.4">rtwn(4)</a> and <a
                    655:                        href="https://man.openbsd.org/urtwn.4">urtwn(4)</a> for RTS frames.
1.1       deraadt   656:   </ul>
                    657:
                    658: <li>IEEE 802.11 wireless stack improvements and bugfixes:
                    659:   <ul>
1.7       benno     660:        <li>Added an ADDBA_OFFLOAD capability for wifi devices to manage Tx block ack sessions entirely in firmware.
1.33      stsp      661:        <li>Added support for 40MHz channels to net80211 Tx rate adaptation in 11n mode.
1.7       benno     662:        <li>Added monitoring of 20/40MHz channel width changes in beacons sent by our access point, notifying drivers when the channel width has changed.
1.33      stsp      663:        <li>Introduced an optional background-scan handler for wireless drivers, which drivers can use to take control of the device teardown sequence, ensuring that race conditions between firmware state and net80211 state are avoided.
                    664:        <li>Taught the net80211 stack to remove corresponding frames from ic_pwrsaveq when a power-saving client decides to leave our hostap interface, preventing a panic in the <a
                    665:                href="https://man.openbsd.org/athn.4">athn(4)</a> driver.
1.15      benno     666:        <li>Added initial 802.11ac (VHT) support to the wifi stack.
1.33      stsp      667:        <li>Made <a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a> show 802.11ac VHT capability and operation IEs with the IEEE802_11_RADIO data link type (-y) in verbose (-v) mode.
                    668:        <li>Added 802.11ac/VHT TX rate adaptation support to net80211.
1.15      benno     669:        <li>When choosing networks during SSID selection, give a higher score to 11ac and 11n access points, prioritizing 11ac.
1.33      stsp      670:        <li>When choosing from a set of access points for a given SSID, prefer APs on 5GHz channels over APs on 2GHz channels. This was already supposed to happen in earlier OpenBSD releases but did not always work as intended.
1.1       deraadt   671:   </ul>
                    672:
                    673: <li>Generic network stack improvements and bugfixes:
                    674:   <ul>
1.7       benno     675:        <li>Fixed <a href="https://man.openbsd.org/pfctl.8">pfctl(8)</a> $nr incorrect macro expansion.
1.15      benno     676:        <li>Fixed <a href="https://man.openbsd.org/pfctl.8">pfctl(8)</a> rdr-to rules failing on certain port ranges when explicitly specified.
                    677:        <li>Ensured the <a href="https://man.openbsd.org/pf.4">pf(4)</a> "set prio" values are checked consistently.
1.11      benno     678:        <li>Made "set skip on ..." in <a
                    679:                href="https://man.openbsd.org/pf.conf.5">pf.conf(5)</a> dynamic, with
                    680:                this, "set skip" can be used on interfaces that are not configured
                    681:                yet.
1.22      benno     682:        <li>Protected <a
                    683:                href="https://man.openbsd.org/pfsync.4">pfsync(4)</a> tdb flags and
                    684:                lists with a mutex to prevent crashes involving pfsync, IPsec and
                    685:                parallel forwarding.
                    686:
                    687:        <li>Added support for PPP IPCP extensions for DNS to <a
                    688:                href="https://man.openbsd.org/sppp.4">sppp(4)</a>.
                    689:        <li>Added display of DNS information from <a
                    690:                href="https://man.openbsd.org/sppp.4">sppp(4)</a> to <a
                    691:                href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
                    692:        <li>Switched to calculating <a
                    693:                href="https://man.openbsd.org/pppoe.4">pppoe(4)</a> session duration
                    694:                using system uptime rather than UTC.
                    695:
                    696:        <li>Fixed <a href="https://man.openbsd.org/veb.4">veb(4)</a> vport
                    697:                handling to prevent improper drop of packets leaving a vport
                    698:                interface.
                    699:        <li>Prevented tweaks to <a
                    700:                href="https://man.openbsd.org/tun.4">tun(4)</a> if_flags when the
                    701:                NET_LOCK isn't held.
                    702:        <li>Prevented reopening of <a
                    703:                href="https://man.openbsd.org/tun.4">tun(4)</a>/<a
                    704:                href="https://man.openbsd.org/tap.4">tap(4)</a> interfaces which are
                    705:                being destroyed.
1.15      benno     706:        <li>Rewrote <a href="https://man.openbsd.org/vxlan.4">vxlan(4)</a> to
                    707:                operate independently of <a
                    708:                href="https://man.openbsd.org/bridge.4">bridge(4)</a>, create and bind
                    709:                udp sockets and prevent loops.
1.22      benno     710:        <li>Stopped hiding the mtu on "bridge" interfaces which do handle l3
                    711:                traffic in <a
                    712:                href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
                    713:        <li>Added mbuf tags to prevent output loops in <a
                    714:                href="https://man.openbsd.org/etherip.4">etherip(4)</a>.
                    715:        <li>Added rtable capability to <a
                    716:                href="https://man.openbsd.org/login.conf.5">login.conf(5)</a>,
                    717:                allowing to specify the rtable a process uses.
                    718:        <li>Made <a href="https://man.openbsd.org/su.1">su(1)</a> honor the
                    719:                login class routing table when doing a full login with su -l.
                    720:        <li>Fix IP output routines on raw sockets so route sourceaddr can
                    721:                take effect using <a
                    722:                href="https://man.openbsd.org/sendto.2">sendto(2)</a> or similar.
                    723:        <li>Ensured <a
                    724:                href="https://man.openbsd.org/pcap_lookupdev.3">pcap_lookupdev(3)</a>
                    725:                matches only on complete interface names.
1.1       deraadt   726:   </ul>
                    727:
                    728: <li>Installer and upgrade improvements:
                    729:   <ul>
1.22      benno     730:        <li>Corrected installer to understand "inet autoconf" properly in <a
1.7       benno     731:                href="https://man.openbsd.org/hostname.if.5">hostname.if(5)</a> files.
1.22      benno     732:        <li>Stopped prompting whether to fall back to HTTP in the installer,
                    733:                making the fallback automatic.
1.7       benno     734:        <li>Used <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>
                    735:                "join" command by default in <a
                    736:                href="https://man.openbsd.org/hostname.if.5">hostname.if(5)</a> files,
                    737:                replacing the old "nwid".
1.22      benno     738:        <li>Replace custom bootloader installation code with <a
                    739:                href="https://man.openbsd.org/installboot.8">installboot(8)</a> on
                    740:                riscv64 and armv7 architecture installations.
                    741:        <li>New logic for <a
                    742:                href="https://man.openbsd.org/pkg_add.1">pkg_add(1)</a> to avoid
                    743:                excessive moving of files during updates when possible.
                    744:        <li>Documented OpenBSD installation and upgrade customization using the <a
                    745:                href="https://man.openbsd.org/install.site.5">install.site(5)</a> file.
1.10      benno     746:        <li>Corrected "!" escape handling in the installer when accepting WEP/WPA passphrase.
1.22      benno     747:        <li>Prevented a potential race which could make <a
                    748:                href="https://man.openbsd.org/umount.8">umount(8)</a> fail spuriously
                    749:                in the installer.
                    750:        <li>Made <a href="https://man.openbsd.org/config.8">config(8)</a> -e
                    751:                work with ramdisk kernels.
1.11      benno     752:        <li>Made <a href="https://man.openbsd.org/config.8">config(8)</a> -c
                    753:                cmdfile use lines from the command file for all input, not just
                    754:                commands. This allows complex actions like changing device parameters.
1.22      benno     755:        <li>Ensured that an interrupted arm64 install from the ramdisk kernel
                    756:                can be restarted.
1.41      deraadt   757:        <li>Made redistributable firmwares available across all architectures.
1.11      benno     758:        <li>Returned to a shell-script based <a
                    759:                href="https://man.openbsd.org/fw_update.8">fw_update(8)</a>, written
                    760:                to be usable by the install script, allowing earlier retrieval of
                    761:                downloaded firmwares.
                    762:        <li>Stopped <a
                    763:                href="https://man.openbsd.org/fw_update.8">fw_update(8)</a> from
                    764:                downloading SHA256.sig when not needed, to allow installing local
                    765:                files without network access.
                    766:        <li>Modified the installer to use <a
                    767:                href="https://man.openbsd.org/fw_update.8">fw_update(8)</a> to install
                    768:                non-free firmware files if present on the install media.
1.22      benno     769:        <li>Made <a
                    770:                href="https://man.openbsd.org/fw_update.8">fw_update(8)</a>
                    771:                re-download existing files with failed checksums.
                    772:        <li>Made <a
                    773:                href="https://man.openbsd.org/fw_update.8">fw_update(8)</a> use the
                    774:                /snapshots directory only on -current snapshot installations.
1.1       deraadt   775:   </ul>
                    776:
                    777: <li>Security improvements:
                    778:   <ul>
1.22      benno     779:        <li>Clear the length of keys in <a href="https://man.openbsd.org/vnconfig.8">vnconfig(8)</a> alongside keys themselves.
1.7       benno     780:        <li>Removed hifn(4), safe(4) and ubsec(4) crypto drivers.
                    781:        <li>Added call to <a href="https://man.openbsd.org/unveil.2">unveil(2)</a> to restrict <a href="https://man.openbsd.org/stty.1">stty(1)</a> -f filesystem access.
1.10      benno     782:        <li>Disabled <a href="https://man.openbsd.org/xterm.1">xterm(1)</a> mouse tracking by default.
1.22      benno     783:        <li>On arm64 architectures, use "rng-seed" and "kaslr-seed" properties from the device tree to mix extra entropy into the random pool.
1.15      benno     784:        <li>Made <a href="https://man.openbsd.org/apmd.8">apmd(8)</a> replace /etc/random.seed for hibernate-resumes.
1.11      benno     785:        <li>Restricted <a
                    786:                href="https://man.openbsd.org/usbhidctl.1">usbhidctl(1)</a> and <a
                    787:                href="https://man.openbsd.org/usbhidaction.1">usbhidaction(1)</a> file
                    788:                system access with <a
                    789:                href="https://man.openbsd.org/unveil.2">unveil(2)</a>.
1.14      benno     790:        <li>Added <a href="https://man.openbsd.org/ps.1">ps(1)</a> status flag "c" to indicate a process is chrooted.
1.15      benno     791:        <li>In <a
                    792:                href="https://man.openbsd.org/rpc.rusersd.8">rpc.rusersd(8)</a> <a
                    793:                href="https://man.openbsd.org/unveil.2">unveil(2)</a> "/dev" read-only
                    794:                instead of using <a
                    795:                href="https://man.openbsd.org/chroot.2">chroot(2)</a>.
1.1       deraadt   796:   </ul>
                    797:
                    798: <li>Routing daemons and other userland network improvements:
                    799:   <ul>
1.40      benno     800:
                    801:        <li><i>switchd(8)</i>, the software-defined networking (SDN) sflow
                    802:                controller was removed. While interesting the OpenFlow implementation
                    803:                never managed to really get into a usable state.
1.11      benno     804:        <li>Switched <a href="https://man.openbsd.org/nsd.8">nsd(8)</a> to enable default DNS cookies on, matching behavior as released in OpenBSD 7.0.
1.7       benno     805:        <li>Ensured enabled resolvers are honored by <a href="https://man.openbsd.org/unwind.8">unwind(8)</a> to keep unused forwarders disabled properly.
1.11      benno     806:        <li>Installed missing scope identifiers for IPv6 link-local addresses for <a href="https://man.openbsd.org/unwind.8">unwind(8)</a> and <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a>.
                    807:        <li>Allowed interface names as scope-id in IPv6 link-local addresses in <a href="https://man.openbsd.org/unbound.8">unbound(8)</a>.
1.15      benno     808:        <li>Let <a href="https://man.openbsd.org/unwind.8">unwind(8)</a> probe for DNS64 presence with an absolute name, so asr doesn't add search domains and retry.
1.7       benno     809:        <li>Stopped duplicating "Connection: close" headers in <a href="https://man.openbsd.org/relayd.8">relayd(8)</a>, only adding it if it's not a websocket response.
1.11      benno     810:        <li>Modified <a href="https://man.openbsd.org/syslog.conf.5">syslog.conf(5)</a> examples to use TLS rather than the plaintext protocols.
                    811:        <li>Stopped ignoring <a href="https://man.openbsd.org/carp.4">carp(4)</a> interfaces in <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a>.
                    812:        <li>Made the <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> host name DHCP option configurable.
                    813:        <li>Prevented a crash in <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> due to updating an interface which no longer exists.
1.15      benno     814:        <li>Prevented a potential crash when <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> receives more than 7 nameservers.
                    815:        <li>Fixed crash in <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> when receiving a negative length field for DNS labels.
1.11      benno     816:        <li>Fix <a href="https://man.openbsd.org/unveil.2">unveil(2)</a> in <a href="https://man.openbsd.org/ldapd.8">ldapd(8)</a>, create permissions are required for databases.
                    817:        <li>Made <a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a> start listening on interface in 'down' state. Interfaces can come up later, at which point dhcpd(8) will start receiving packets.
                    818:        <li>Added a basic printer for EAPOL packets to <a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a>.
1.15      benno     819:        <li>Made <a href="https://man.openbsd.org/ping.8">ping(8)</a> print out the source address and sequence number when the signature on an icmp echo reply doesn't match.
                    820:        <li>Rate limit <a href="https://man.openbsd.org/rad.8">rad(8)</a> router advertisements according to RFC 4861.
1.22      benno     821:
1.25      benno     822:        <li>In <a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a>,
                    823:        <ul>
1.29      jsg       824:            <li>Stop verifying the cert or CA for a relay using opportunistic TLS.
1.25      benno     825:            <li>Enabled TLS verify by default for outbound "smtps://" and "smtp+tls://", restoring documented <a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a> behavior.
                    826:        </ul>
                    827:
1.22      benno     828:        <li><a href="https://man.openbsd.org/httpd.8">httpd(8)</a> received new features and bugfixes:
                    829:        <ul>
                    830:            <li>Respond with 400 Bad Request when a client sends header lines without a colon.
                    831:            <li>Added protocol version checking.
                    832:            <li>Annotated an <a href="https://man.openbsd.org/httpd.8">httpd(8)</a> 413 error with "request body too large" in the error log.
                    833:            <li>Corrected <a
                    834:                href="https://man.openbsd.org/httpd.8">httpd(8)</a> version string
                    835:                checking, responding with 505 Version Not Supported rather than 400
                    836:                Bad Request when the version format is incorrect.
                    837:            <li>Stop sending content alongside responses to HEAD requests.
                    838:            <li>Added support for custom error pages.
                    839:            <li>Added a gzip-static option to <a
                    840:                href="https://man.openbsd.org/httpd.conf.5">httpd.conf(5)</a>,
                    841:                allowing delivery of precompressed files with content-encoding gzip.
                    842:            <li>Improved handling of static compressed gzip files.
                    843:        </ul>
                    844:
1.29      jsg       845:        <li>IPsec support was improved:
1.22      benno     846:        <ul>
                    847:            <li>Made <a href="https://man.openbsd.org/iked.conf.5">iked.conf(5)</a> proto config option accept a list to allow specifying multiple protocols for a single policy.
                    848:            <li>Fixed removal of SAs that could not be flushed with <a href="https://man.openbsd.org/ipsecctl.8">ipsecctl(8)</a> -F.
                    849:            <li>Changed <a href="https://man.openbsd.org/isakmpd.8">isakmpd(8)</a> to log a warning when proto is NULL rather than dereferencing it.
                    850:            <li>Fixed broken key exchange negotiation with matching proposals in <a href="https://man.openbsd.org/iked.8">iked(8)</a>.
                    851:            <li>Added <a href="https://man.openbsd.org/ikectl.8">ikectl(8)</a> "show certinfo" to show trusted CAs and certificates.
                    852:            <li>Added <a href="https://man.openbsd.org/iked.8">iked(8)</a> -V to display the version.
                    853:            <li>Fixed a bug where <a href="https://man.openbsd.org/iked.8">iked(8)</a> sent zero-prefixed NAT-T messages on port 500, causing parsing errors.
                    854:            <li>Improved message fragment retransmissions for <a href="https://man.openbsd.org/iked.8">iked(8)</a>.
                    855:            <li>Make sure <a href="https://man.openbsd.org/iked.8">iked(8)</a> vroute messages are correctly aligned, fixes autoconfiguration of addresses on octeon.
                    856:        </ul>
1.34      claudio   857:        <li><a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> was
                    858:                made more resilient regarding untrusted input. The following
                    859:                bugfixes and improvements were made:
1.22      benno     860:        <ul>
                    861:            <li>Added support for validating BGPsec Router Public Keys.
                    862:            <li>Fix issues with chunked transfer encoding in the RRDP HTTP client.
                    863:            <li>Cleanup and improvement of how IO is handled.
                    864:            <li>Improvements in the way X509 certificates are verified.
                    865:            <li>Limit the number of concurrent rsync processes.
                    866:            <li>Fix CRLF in tal files.
                    867:            <li>Enforce the correct namespace of rrdp files.
                    868:            <li>Fail certificate verification if a certificate contains unknown
                    869:                critical extensions.
                    870:            <li>Improve cleanup of rrdp directory contents.
                    871:            <li>Introduce a validated cache which holds all the files that have
                    872:                successfully been verified by rpki-client.
1.24      benno     873:            <li>Add a new option '-f &lt;file&gt;' to validate a signed object in a file
1.22      benno     874:                against the RPKI cache.
                    875:            <li>Add various RFC 6488 compliance checks to improve the CMS parser.
                    876:            <li>Improve RRDP replication through less aggressive cache cleanup.
                    877:            <li>Add a check whether a given Manifest EE certificate is listed on the
                    878:                applicable CRL.
                    879:            <li>For forward compatibility permit ASPA object to appear on Manifests.
1.24      benno     880:            <li>Various improvements to the '-f &lt;file&gt;' diagnostic option to
1.22      benno     881:                now also validate files containing Trust Anchor certs and CRLs.
                    882:            <li>Do not apply timezone offsets when converting X509 times.  X509
                    883:                times are in UTC and comparing them to times in different timezones
                    884:                would cause validity problems.
                    885:        </ul>
                    886:        <li>In <a href="https://man.openbsd.org/bgpd.conf.5">bgpd(8)</a>,
                    887:        <ul>
1.29      jsg       888:            <li>The <a href="https://man.openbsd.org/bgpd.8">bgpd</a> login
1.22      benno     889:                class datasize attribute (in <a
                    890:                href="https://man.openbsd.org/login.conf.5">login.conf(5)</a>) was set
                    891:                to either 16G or 1G, depending on architecture.
1.34      claudio   892:            <li>Macro expansion in the config file was improved. It is now possible
                    893:                to expand 'set large-community $myAS:$location:$transit'.
                    894:            <li>Added a "port" option to "listen on" and the "neighbor" section
                    895:                in <a href="https://man.openbsd.org/bgpd.conf.5">bgpd.conf(5)</a> to make it
1.22      benno     896:                possible to bind and connect to non-default ports.
1.34      claudio   897:            <li>The RIB codebase was refactored in order to add multipath
                    898:                support in an upcoming release.
1.22      benno     899:        </ul>
1.1       deraadt   900:   </ul>
                    901:
                    902: <li><a href="https://man.openbsd.org/tmux">tmux(1)</a> improvements and bug fixes:
                    903:   <ul>
1.7       benno     904:        <li>Fixed a crash in <a
                    905:                href="https://man.openbsd.org/tmux.1">tmux(1)</a> when a session with
                    906:                multiple clients is destroyed but tmux does not close completely due
                    907:                to other sessions.
                    908:        <li>Fixed a <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>
                    909:                redraw problem on automargin terminals.
                    910:        <li>Fixed a problem with repeat in <a
                    911:                href="https://man.openbsd.org/tmux.1">tmux(1)</a> copy mode.
                    912:        <li>Added -T to set a popup title in <a
                    913:                href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
                    914:        <li>Added -s and -S to <a
                    915:                href="https://man.openbsd.org/tmux.1">tmux(1)</a> display-popup to set
                    916:                popup and border style.
                    917:        <li>Fixed application-set fg and bg in <a
                    918:                href="https://man.openbsd.org/tmux.1">tmux(1)</a> panes.
                    919:        <li>Added a way to force a color to RGB in <a
                    920:                href="https://man.openbsd.org/tmux.1">tmux(1)</a> and a format to
                    921:                display it.
1.10      benno     922:        <li>Added a cursor-colour option to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
                    923:        <li>Added a cursor-style option to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
1.11      benno     924:        <li>Added a pane-border-format pane option to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
                    925:        <li>Added attempts to turn on less-capable mouse modes when <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> turns on more-capable ones, in case the terminal doesn't support the desired mode.
1.14      benno     926:        <li>Added a <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> option to show arrows for the active pane indicator.
                    927:        <li>Added a key in <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> copy mode to toggle the position indicator.
1.15      benno     928:        <li>Added an option in <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> to set the character for unused areas of the terminal.
                    929:        <li>Add <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> option to control if it scrolls into history on clear.
                    930:        <li>Added OSC 7 capability to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> for setting titles.
1.1       deraadt   931:   </ul>
                    932:
1.42      deraadt   933: <li>LibreSSL version 3.5.2
1.1       deraadt   934:   <ul>
                    935:     <li>New Features
                    936:     <ul>
1.9       inoguchi  937:       <li>The RFC 3779 API was ported from OpenSSL.<br>
                    938:          Many bugs were fixed, regression tests were added and the code was cleaned up.
                    939:       <li>Certificate Transparency was ported from OpenSSL.<br>
                    940:           Many internal improvements were made, resulting in cleaner and safer code.<br>
                    941:           Regress coverage was added. libssl does not yet make use of it.
1.1       deraadt   942:     </ul>
                    943:
                    944:     <li>Portable Improvements
                    945:     <ul>
1.9       inoguchi  946:       <li>Enabled ASAN CI on Linux platform.<br>
                    947:       <li>Fixed various POSIX compliance and other portability issues<br>
                    948:           found by the port to the Sortix operating system.
                    949:       <li>Add libmd as platform specific libraries for Solaris.<br>
                    950:       <li>Set IA-64 compiler flag only if it is HP-UX with IA-64.<br>
1.58      jsing     951:       <li>Enabled and scheduled Coverity scans.<br>
1.1       deraadt   952:     </ul>
                    953:
1.9       inoguchi  954:     <li>Compatibility Changes
                    955:     <ul>
                    956:       <li>Most structs that were previously defined in the following headers
                    957:           are now opaque as they are in OpenSSL 1.1:<br>
                    958:           bio.h, bn.h, comp.h, dh.h, dsa.h, evp.h, hmac.h, ocsp.h, rsa.h,
                    959:           x509.h, x509v3.h, x509_vfy.h
                    960:       <li>Switch TLSv1.3 cipher names from AEAD- to OpenSSL's TLS_<br>
                    961:           OpenSSL added the TLSv1.3 ciphersuites with "RFC names" instead
                    962:           of using something consistent with the previous naming.<br>
                    963:           Various test suites expect these names (instead of checking for the much
                    964:           more sensible cipher numbers).<br>
                    965:           The old names are still accepted as aliases.
                    966:       <li>Subject alternative names and name constraints are now validated
                    967:           when they are added to certificates.<br>
                    968:           Various interoperability problems with stacks that validate
                    969:           certificates more strictly than OpenSSL can be avoided this way.
                    970:       <li>Attempt to opportunistically use the host name for SNI in s_client
1.57      jsing     971:       <li>Allow non-standard name constraints of the form @domain.com.
1.9       inoguchi  972:     </ul>
                    973:
                    974:     <li>Bug fixes
1.1       deraadt   975:     <ul>
1.9       inoguchi  976:       <li>Avoid infinite loop for custom curves of order 1.<br>
                    977:       <li>Avoid infinite loop on parsing DSA private keys.<br>
1.58      jsing     978:       <li>Prevent a malicious certificate from causing an infinite loop.<br>
1.9       inoguchi  979:       <li>In some situations, the verifier would discard the error on an
                    980:           unvalidated certificate chain.<br>
                    981:           This would happen when the verification callback was in use,
                    982:           instructing the verifier to continue unconditionally.<br>
                    983:           This could lead to incorrect decisions being made in software.
                    984:       <li>Avoid an infinite loop in SSL_shutdown()
                    985:       <li>Handle zero byte reads/writes that trigger handshakes in the
1.58      jsing     986:           TLSv1.3 stack.
1.9       inoguchi  987:       <li>A long standing memleak in libtls CRL handling was fixed
1.57      jsing     988:       <li>Allow name constraints with a leading dot.
                    989:       <li>Fix NULL dereferences in openssl(1) cms option parsing.
                    990:       <li>Do not zero the computed cofactor on ec_guess_cofactor() success.
                    991:       <li>Bound cofactor in EC_GROUP_set_generator() to reduce the number of
                    992:           bogus groups that can be described with nonsensical parameters.
                    993:       <li>Avoid various potential segfaults in EVP_PKEY_CTX_free() in low
                    994:           memory conditions.
1.1       deraadt   995:     </ul>
                    996:
1.9       inoguchi  997:     <li>Internal Improvements
1.1       deraadt   998:     <ul>
1.9       inoguchi  999:       <li>Cache the SHA-512 hash instead of the SHA-1 hash and cache
                   1000:           notBefore and notAfter times when X.509 certificates are parsed.
                   1001:       <li>The X.509 lookup code has been simplified and cleaned up.
1.58      jsing    1002:       <li>Fixed numerous issues flagged by coverity and the cryptofuzz project.
1.9       inoguchi 1003:       <li>Increased the number of Miller-Rabin checks in DH and DSA
1.58      jsing    1004:           key/parameter generation.
1.9       inoguchi 1005:       <li>Started using the bytestring API in libcrypto for cleaner and
1.58      jsing    1006:           safer code.
1.9       inoguchi 1007:       <li>Convert asn1_d2i_ex_primitive()/asn1_collect() from BUF_MEM to CBB
                   1008:       <li>Clean up d2i_ASN1_BOOLEAN() and i2d_ASN1_BOOLEAN()
                   1009:       <li>Consolidate ASN.1 universal tag type data
                   1010:       <li>Rewrite ASN.1 identifier/length parsing in CBS
                   1011:       <li>Make OBJ_obj2nid() work correctly with NID_undef
                   1012:       <li>Untangle ssl3_get_message() return values
                   1013:       <li>Provide a way to determine our maximum legacy version
                   1014:       <li>Add explicit CBS_contains_zero_byte() check in CBS_strdup()
                   1015:       <li>Improve SNI hostname validation
                   1016:       <li>Ensure SSL_set_tlsext_host_name() is given a valid hostname
                   1017:       <li>Factor out/rewrite DHE key exchange
                   1018:       <li>Convert server serialisation of DHE parameters/public key to new
                   1019:           functions
1.44      tb       1020:       <li>Provide CBS_get_last_u8(), CBS_get_u64(), CBS_add_u64() and various
                   1021:           CBS_peek_* functions.
1.9       inoguchi 1022:       <li>Use CBS_get_last_u8() to find the content type in TLSv1.3 records
                   1023:       <li>Correct SSL_get_peer_cert_chain() when used with the TLSv1.3 stack
                   1024:       <li>Only allow zero length key shares when we know we're doing HRR
                   1025:       <li>Pull key share group/length CBB code up from
                   1026:           tls13_key_share_public()
                   1027:       <li>Refactor ssl3_get_server_kex_ecdhe() to separate parsing and
1.58      jsing    1028:           validation.
1.9       inoguchi 1029:       <li>Allocate and free the EVP_AEAD_CTX struct in
1.58      jsing    1030:           tls13_record_protection.
1.44      tb       1031:       <li>Convert legacy TLS client and server to tls_key_share
1.9       inoguchi 1032:       <li>Clean up pkey handling in ssl3_get_server_key_exchange()
                   1033:       <li>Fix GOST skip certificate verify handling
                   1034:       <li>Simplify SSL_get_peer_certificate()
                   1035:       <li>Cleanup/simplify ssl_cert_type()
                   1036:       <li>The openssl(1) cms, smime and ts subcommands option handling was
                   1037:           converted and the C source was cleaned up.
1.57      jsing    1038:       <li>Limit OID text conversion to 64 bits per arc.
                   1039:       <li>Clean up and simplify memory BIO code.
                   1040:       <li>Reduce number of memmove() calls in memory BIOs.
                   1041:       <li>Factor out alert handling code in the legacy stack.
                   1042:       <li>Add sanity checks on p and q in old_dsa_priv_decode()
                   1043:       <li>Cache the SHA-512 hash instead of the SHA-1 for CRLs.
                   1044:       <li>Suppress various compiler warnings for old gcc versions.
                   1045:       <li>Rework ASN1_STRING_set().
                   1046:       <li>Clean up and simplify ssl3_renegotiate{,_check}().
                   1047:       <li>Rewrite legacy TLS and DTLS unexpected handshake message handling.
                   1048:       <li>Simplify SSL_do_handshake().
                   1049:       <li>Rewrite ASCII/text to ASN.1 object conversion.
                   1050:       <li>Convert {c2i,d2i}_ASN1_OBJECT() to CBS.
                   1051:       <li>Clean up {dtls1,ssl3}_read_bytes().
                   1052:       <li>Be more careful with embedded and terminating NULs in the new
1.58      jsing    1053:           name constraints code.
1.57      jsing    1054:       <li>Various minor code cleanup in openssl(1) pkcs12.
                   1055:       <li>Simplify priv_key handling in d2i_ECPrivateKey().
1.1       deraadt  1056:     </ul>
                   1057:
1.9       inoguchi 1058:     <li>Documentation improvements
1.1       deraadt  1059:     <ul>
1.9       inoguchi 1060:       <li>45 new manual pages, most of which were written from scratch.<br>
                   1061:           Documentation coverage of ASN.1 and X.509 code has been
                   1062:           significantly improved.
1.57      jsing    1063:       <li>Update d2i_ASN1_OBJECT(3) documentation to reflect reality after
                   1064:           refactoring and bug fixes.
                   1065:       <li>Fixed numerous minor grammar, spelling, wording, and punctuation
                   1066:           issues.
1.1       deraadt  1067:     </ul>
                   1068:   </ul>
                   1069:
1.54      dtucker  1070: <li>OpenSSH 9.0
1.1       deraadt  1071:  <ul>
                   1072:   <li>Security
                   1073:   <ul>
1.47      dtucker  1074:     <!-- OpenSSH 8.9 -->
1.50      dtucker  1075:     <li>Near miss in <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
1.47      dtucker  1076:         fix an integer overflow in the user authentication path
                   1077:         that, in conjunction with other logic errors, could have yielded
                   1078:         unauthenticated access under difficult to exploit conditions.<br>
                   1079:         This situation is not exploitable because of independent checks in
                   1080:         the privilege separation monitor. Privilege separation has been
1.49      dtucker  1081:         enabled by default in since <a href="32.html">OpenBSD 3.2</a> (released in 2002) and
                   1082:         has been mandatory since <a href="61.html">OpenBSD 6.1</a> (released in 2017).<br>
1.1       deraadt  1083:   </ul>
                   1084:   <li>Potentially incompatible changes
                   1085:   <ul>
1.47      dtucker  1086:     <!-- OpenSSH 8.9 -->
                   1087:     <li>In OpenSSH 8.9 the FIDO security key middleware interface
                   1088:         changed and increments SSH_SK_VERSION_MAJOR.
1.51      dtucker  1089:     <!-- OpenSSH 9.0 -->
                   1090:     <li>This release switches <a href=https://man.openbsd.org/scp.1>scp(1)</a>
                   1091:         from using the legacy scp/rcp protocol
                   1092:         to using the SFTP protocol by default.<br>
                   1093:         Legacy scp/rcp performs wildcard expansion of remote filenames (e.g.
                   1094:         "scp host:* .") through the remote shell. This has the side effect of
                   1095:         requiring double quoting of shell meta-characters in file names
                   1096:         included on <a href=https://man.openbsd.org/scp.1>scp(1)</a>
                   1097:         command-lines, otherwise they could be interpreted
                   1098:         as shell commands on the remote side.<br>
                   1099:         This creates one area of potential incompatibility:
                   1100:         <a href=https://man.openbsd.org/scp.1>scp(1)</a> when using
                   1101:         the SFTP protocol no longer requires this finicky and brittle quoting,
                   1102:         and attempts to use it may cause transfers to fail. We consider the
                   1103:         removal of the need for double-quoting shell characters in file names
                   1104:         to be a benefit and do not intend to introduce bug-compatibility for
                   1105:         legacy scp/rcp in <a href=https://man.openbsd.org/scp.1>scp(1)</a>
                   1106:         when using the SFTP protocol.<br>
                   1107:         Another area of potential incompatibility relates to the use of remote
                   1108:         paths relative to other user's home directories, for example -
                   1109:         "scp host:~user/file /tmp". The SFTP protocol has no native way to
                   1110:         expand a ~user path. However,
                   1111:         <a href=https://man.openbsd.org/sftp-server.8>sftp-server(8)</a>
                   1112:         in OpenSSH 8.7 and later support a protocol extension
                   1113:         "expand-path@openssh.com" to support this.<br>
                   1114:         In case of incompatibility, the
                   1115:         <a href=https://man.openbsd.org/scp.1>scp(1)</a> client may be instructed to use
                   1116:         the legacy scp/rcp using the -O flag.
1.1       deraadt  1117:   </ul>
                   1118:
                   1119:   <li>New features
                   1120:   <ul>
1.47      dtucker  1121:     <!-- OpenSSH 8.9 -->
1.50      dtucker  1122:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1123:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>,
                   1124:         <a href=https://man.openbsd.org/ssh-add.1>ssh-add(1)</a>,
                   1125:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1126:         add a system for restricting forwarding and use of keys added to
                   1127:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>
1.47      dtucker  1128:         A detailed description of the feature is available at
                   1129:         https://www.openssh.com/agent-restrict.html and the protocol
1.53      dtucker  1130:         extensions are documented in the
                   1131:         <a href="https://cvsweb.openbsd.org/src/usr.bin/ssh/PROTOCOL?annotate=OPENBSD_7_1"
                   1132:         >PROTOCOL</a> and
                   1133:         <a href="https://cvsweb.openbsd.org/src/usr.bin/ssh/PROTOCOL.agent?annotate=OPENBSD_7_1"
                   1134:         >PROTOCOL.agent</a> files in the source release.
1.50      dtucker  1135:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1136:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1137:         add the sntrup761x25519-sha512@openssh.com hybrid
1.47      dtucker  1138:         ECDH/x25519 + Streamlined NTRU Prime post-quantum KEX to the
                   1139:         default KEXAlgorithms list (after the ECDH methods but before the
                   1140:         prime-group DH ones).
1.50      dtucker  1141:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1142:         when downloading resident keys from a FIDO token,
1.47      dtucker  1143:         pass back the user ID that was used when the key was created and
                   1144:         append it to the filename the key is written to (if it is not the
                   1145:         default). Avoids keys being clobbered if the user created multiple
                   1146:         resident keys with the same application string but different user
                   1147:         IDs.
1.50      dtucker  1148:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>,
                   1149:         <a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1150:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1151:         better handling for FIDO keys
1.47      dtucker  1152:         on tokens that provide user verification (UV) on the device itself,
                   1153:         including biometric keys, avoiding unnecessary PIN prompts.
1.50      dtucker  1154:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>: add "ssh-keygen -Y match-principals" operation to
1.47      dtucker  1155:         perform matching of principals names against an allowed signers
                   1156:         file. To be used towards a TOFU model for SSH signatures in git.
1.50      dtucker  1157:     <li><a href=https://man.openbsd.org/ssh-add.1>ssh-add(1)</a>,
                   1158:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1159:         allow pin-required FIDO keys to be added
                   1160:         to <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>.
                   1161:         $SSH_ASKPASS will be used to request the PIN at authentication time.
                   1162:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1163:         allow selection of hash at sshsig signing time
1.47      dtucker  1164:         (either sha512 (default) or sha256).
1.50      dtucker  1165:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1166:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1167:         read network data directly to the packet input
1.47      dtucker  1168:         buffer instead of indirectly via a small stack buffer. Provides a
                   1169:         modest performance improvement.
1.50      dtucker  1170:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1171:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1172:         read data directly to the channel input buffer,
1.47      dtucker  1173:         providing a similar modest performance improvement.
1.50      dtucker  1174:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>:
                   1175:         extend the PubkeyAuthentication configuration directive to
1.47      dtucker  1176:         accept yes|no|unbound|host-bound to allow control over one of the
                   1177:         protocol extensions used to implement agent-restricted keys.
                   1178:     <!-- OpenSSH 9.0 -->
1.50      dtucker  1179:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1180:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1181:         use the hybrid Streamlined NTRU Prime + x25519 key
1.47      dtucker  1182:         exchange method by default ("sntrup761x25519-sha512@openssh.com").
                   1183:         The NTRU algorithm is believed to resist attacks enabled by future
                   1184:         quantum computers and is paired with the X25519 ECDH key exchange
                   1185:         (the previous default) as a backstop against any weaknesses in
                   1186:         NTRU Prime that may be discovered in the future. The combination
                   1187:         ensures that the hybrid exchange offers at least as good security
                   1188:         as the status quo.<br>
                   1189:         We are making this change now (i.e. ahead of cryptographically-
                   1190:         relevant quantum computers) to prevent "capture now, decrypt
                   1191:         later" attacks where an adversary who can record and store SSH
                   1192:         session ciphertext would be able to decrypt it once a sufficiently
                   1193:         advanced quantum computer is available.
1.50      dtucker  1194:     <li><a href=https://man.openbsd.org/sftp-server.8>sftp-server(8)</a>:
                   1195:         support the "copy-data" extension to allow server-
1.47      dtucker  1196:         side copying of files/data, following the design in
                   1197:         draft-ietf-secsh-filexfer-extensions-00.
1.50      dtucker  1198:     <li><a href=https://man.openbsd.org/sftp.1>sftp(1)</a>:
                   1199:         add a "cp" command to allow the sftp client to perform
1.47      dtucker  1200:         server-side file copies.
                   1201:   </ul>
1.51      dtucker  1202:
1.1       deraadt  1203:   <li>Bugfixes
                   1204:   <ul>
1.47      dtucker  1205:     <!-- OpenSSH 8.9 -->
1.50      dtucker  1206:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1207:         document that CASignatureAlgorithms, ExposeAuthInfo and
1.47      dtucker  1208:         PubkeyAuthOptions can be used in a Match block.
1.50      dtucker  1209:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1210:         fix possible string truncation when constructing paths to
1.47      dtucker  1211:         .rhosts/.shosts files with very long user home directory names.
                   1212:     <li>ssh-keysign(1): unbreak for KEX algorithms that use SHA384/512
                   1213:         exchange hashes
1.50      dtucker  1214:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>:
                   1215:         don't put the TTY into raw mode when SessionType=none,
1.47      dtucker  1216:         avoids ^C being unable to kill such a session.
1.50      dtucker  1217:     <li><a href=https://man.openbsd.org/scp.1>scp(1)</a>:
                   1218:         fix some corner-case bugs in SFTP-mode handling of
1.47      dtucker  1219:         ~-prefixed paths.
1.50      dtucker  1220:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>:
                   1221:         unbreak hostbased auth using RSA keys. Allow
                   1222:         <a href=https://man.openbsd.org/ssh.1>ssh(1)</a> to
1.47      dtucker  1223:         select RSA keys when only RSA/SHA2 signature algorithms are
                   1224:         configured (this is the default case). Previously RSA keys were
                   1225:         not being considered in the default case.
                   1226:     <li>ssh-keysign(1): make ssh-keysign use the requested signature
                   1227:         algorithm and not the default for the key type. Part of unbreaking
                   1228:         hostbased auth for RSA/SHA2 keys.
1.50      dtucker  1229:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>:
                   1230:         stricter UpdateHostkey signature verification logic on
1.47      dtucker  1231:         the client- side. Require RSA/SHA2 signatures for RSA hostkeys
                   1232:         except when RSA/SHA1 was explicitly negotiated during initial
                   1233:         KEX
1.50      dtucker  1234:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1235:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1236:         fix signature algorithm selection logic for
1.47      dtucker  1237:         UpdateHostkeys on the server side. The previous code tried to
                   1238:         prefer RSA/SHA2 for hostkey proofs of RSA keys, but missed some
                   1239:         cases. This will use RSA/SHA2 signatures for RSA keys if the
                   1240:         client proposed these algorithms in initial KEX.
1.52      dtucker  1241:     <li>All: convert all uses of
                   1242:         <a href=https://man.openbsd.org/select.2>select(2)</a>/
                   1243:         <a href=https://man.openbsd.org/pselect.2>pselect(2)</a> to
                   1244:         <a href=https://man.openbsd.org/poll.2>poll(2)</a>/
                   1245:         <a href=https://man.openbsd.org/ppoll.2>ppoll(2)</a>.
1.50      dtucker  1246:         This includes the mainloops in
                   1247:         <a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1248:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>,
                   1249:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>
                   1250:         and <a href=https://man.openbsd.org/sftp-server.8>sftp-server(8)</a>,
                   1251:         as well as the <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>
1.52      dtucker  1252:         listen loop and all other FD read/writability checks.
1.50      dtucker  1253:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1254:         the "-Y find-principals" command was verifying key
1.47      dtucker  1255:         validity when using ca certs but not with simple key lifetimes
                   1256:         within the allowed signers file.
1.50      dtucker  1257:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1258:         make sshsig verify-time argument parsing optional
                   1259:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1260:         fix truncation in rhosts/shosts path construction.
                   1261:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1262:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1263:         avoid xmalloc(0) for PKCS#11 keyid for ECDSA
1.47      dtucker  1264:         keys (we already did this for RSA keys). Avoids fatal errors for
                   1265:         PKCS#11 libraries that return empty keyid, e.g. Microchip ATECC608B
                   1266:         "cryptoauthlib"
1.50      dtucker  1267:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1268:         <a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1269:         improve the testing of credentials against
1.47      dtucker  1270:         inserted FIDO: ask the token whether a particular key belongs to
                   1271:         it in cases where the token supports on-token user-verification
                   1272:         (e.g. biometrics) rather than just assuming that it will accept it.<br>
                   1273:         Will reduce spurious "Confirm user presence" notifications for key
                   1274:         handles that relate to FIDO keys that are not currently inserted in at
                   1275:         least some cases.
1.50      dtucker  1276:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1277:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1278:         correct value for IPTOS_DSCP_LE. It needs to
1.47      dtucker  1279:         allow for the preceding two ECN bits.
1.50      dtucker  1280:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1281:         add missing -O option to usage() for the "-Y sign" option.
                   1282:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1283:         fix a NULL deref when using the find-principals
1.47      dtucker  1284:         function, when matching an allowed_signers line that contains a
                   1285:         namespace restriction, but no restriction specified on the
                   1286:         command-line
1.50      dtucker  1287:     <li><a href=https://man.openbsd.org/ssh-agent.1>ssh-agent(1)</a>:
                   1288:         fix memleak in process_extension(); oss-fuzz issue #42719
                   1289:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>:
                   1290:         suppress "Connection to xxx closed" messages when LogLevel
1.47      dtucker  1291:         is set to "error" or above.
1.50      dtucker  1292:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1293:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1294:         use correct zlib flags when inflate(3)-ing compressed packet data.
                   1295:     <li><a href=https://man.openbsd.org/scp.1>scp(1)</a>:
                   1296:         when recursively transferring files in SFTP mode, create the
                   1297:         destination directory if it doesn't already exist to match
                   1298:         <a href=https://man.openbsd.org/scp.1>scp(1)</a> in
1.47      dtucker  1299:         legacy RCP mode behaviour.
1.50      dtucker  1300:     <li><a href=https://man.openbsd.org/scp.1>scp(1)</a>:
                   1301:         many improvements in error message consistency between
                   1302:         <a href=https://man.openbsd.org/scp.1>scp(1)</a>
1.47      dtucker  1303:         in SFTP mode vs legacy RCP mode.
1.50      dtucker  1304:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1305:         fix potential race in SIGTERM handling
                   1306:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1307:         <a href=https://man.openbsd.org/sshd.8>sshd(8))</a>:
                   1308:         since DSA keys are deprecated, move them to the end of the default
                   1309:         list of public keys so that they will be tried last.
                   1310:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1311:         allow 'ssh-keygen -Y find-principals' to match
1.47      dtucker  1312:         wildcard principals in allowed_signers files
                   1313:     <!-- OpenSSH 9.0 -->
1.50      dtucker  1314:     <li><a href=https://man.openbsd.org/ssh.1>ssh(1)</a>,
                   1315:         <a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
1.52      dtucker  1316:         fix
                   1317:         <a href=https://man.openbsd.org/poll.2>poll(2)</a> spin when a
                   1318:         channel's output fd closes without data in the channel buffer.
1.50      dtucker  1319:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1320:         pack pollfd array in server listen/accept loop. Could
1.47      dtucker  1321:         cause the server to hang/spin when MaxStartups &gt; RLIMIT_NOFILE
1.50      dtucker  1322:     <li><a href=https://man.openbsd.org/ssh-keygen.1>ssh-keygen(1)</a>:
                   1323:         avoid NULL deref via the find-principals and check-novalidate operations.
                   1324:     <li><a href=https://man.openbsd.org/scp.1>scp(1)</a>:
                   1325:         fix a memory leak in argument processing.
                   1326:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1327:         don't try to resolve ListenAddress directives in the sshd
1.47      dtucker  1328:         re-exec path. They are unused after re-exec and parsing errors
                   1329:         (possible for example if the host's network configuration changed)
                   1330:         could prevent connections from being accepted.
1.50      dtucker  1331:     <li><a href=https://man.openbsd.org/sshd.8>sshd(8)</a>:
                   1332:         when refusing a public key authentication request from a
1.47      dtucker  1333:         client for using an unapproved or unsupported signature algorithm
                   1334:         include the algorithm name in the log message to make debugging
                   1335:         easier.
1.1       deraadt  1336:   </ul>
1.47      dtucker  1337: </ul>
1.1       deraadt  1338:
1.13      schwarze 1339: <li>mandoc 1.14.6 plus several bugfixes, including:
1.1       deraadt  1340:     <ul>
1.13      schwarze 1341:        <li>Fixed <a href="https://man.openbsd.org/man.1">man(1)</a>
                   1342:                to always read the configuration file and respect
                   1343:                the other directives contained in it,
                   1344:                even when the manpath is overridden by other means.
                   1345:        <li>Fixed a memory leak in
                   1346:                <a href="https://man.openbsd.org/man.1">man(1)</a>
                   1347:                that mattered when many names were given on the command line.
                   1348:        <li>Fixed a small memory leak in the
                   1349:                <a href="https://man.openbsd.org/roff.7">roff(7)</a> parser
                   1350:                that occurred each time a user-defined macro was called.
                   1351:         <li>Fixed the width of the <code>\h</code> (horizontal motion)
                   1352:                <a href="https://man.openbsd.org/roff.7">roff(7)</a>
                   1353:                escape sequence in the PostScript and PDF output modes.
1.1       deraadt  1354:     </ul>
                   1355:
                   1356: <li>Ports and packages:
                   1357:   <p>Many pre-built packages for each architecture:
                   1358:   <!-- number of FTP packages minus SHA256, SHA256.sig, index.txt -->
                   1359:   <ul style="column-count: 3">
1.36      naddy    1360:     <li>aarch64:    11081
1.17      naddy    1361:     <li>amd64:      11301
1.20      deraadt  1362:     <li>arm:         XXXX
                   1363:     <li>i386:       10136
1.55      visa     1364:     <li>mips64:      8708
1.1       deraadt  1365:     <li>powerpc:     XXXX
1.46      sthen    1366:     <li>powerpc64:   9132
1.45      sthen    1367:     <li>riscv64:     9108
1.39      naddy    1368:     <li>sparc64:     9288
1.1       deraadt  1369:   </ul>
                   1370:
                   1371:   <p>Some highlights:
                   1372:   <ul style="column-count: 3">
1.12      sthen    1373:     <li>Asterisk 16.25.1, 18.11.1 and 19.3.1
1.1       deraadt  1374:     <li>Audacity 2.4.2
                   1375:     <li>CMake 3.20.3
1.5       jsg      1376:     <li>Chromium 100.0.4896.75
1.1       deraadt  1377:     <li>Emacs 27.2
1.5       jsg      1378:     <li>FFmpeg 4.4.1
1.1       deraadt  1379:     <li>GCC 8.4.0 and 11.2.0
                   1380:     <li>GHC 8.10.6
1.5       jsg      1381:     <li>GNOME 41.5
                   1382:     <li>Go 1.17.7
                   1383:     <li>JDK 8u322, 11.0.14 and 17.0.2
                   1384:     <li>KDE Applications 21.12.2
                   1385:     <li>KDE Frameworks 5.91.0
                   1386:     <li>Krita 5.0.2
                   1387:     <li>LLVM/Clang 13.0.0
                   1388:     <li>LibreOffice 7.3.2.2
1.1       deraadt  1389:     <li>Lua 5.1.5, 5.2.4 and 5.3.6
1.5       jsg      1390:     <li>MariaDB 10.6.7
1.1       deraadt  1391:     <li>Mono 6.12.0.122
1.5       jsg      1392:     <li>Mozilla Firefox 99.0 and ESR 91.8.0
                   1393:     <li>Mozilla Thunderbird 91.8.0
                   1394:     <li>Mutt 2.2.2 and NeoMutt 20211029
                   1395:     <li>Node.js 16.14.2
                   1396:     <li>OCaml 4.12.1
1.1       deraadt  1397:     <li>OpenLDAP 2.4.59
1.5       jsg      1398:     <li>PHP 7.4.28, 8.0.17 and 8.1.4
                   1399:     <li>Postfix 3.5.14
                   1400:     <li>PostgreSQL 14.2
                   1401:     <li>Python 2.7.18, 3.8.13, 3.9.12 and 3.10.4
1.1       deraadt  1402:     <li>Qt 5.15.2 and 6.0.4
1.5       jsg      1403:     <li>R 4.1.2
                   1404:     <li>Ruby 2.7.5, 3.0.3 and 3.1.1
                   1405:     <li>Rust 1.59.0
                   1406:     <li>SQLite 2.8.17 and 3.38.2
                   1407:     <li>Shotcut 21.10.31
                   1408:     <li>Sudo 1.9.10
                   1409:     <li>Suricata 6.0.4
1.1       deraadt  1410:     <li>Tcl/Tk 8.5.19 and 8.6.8
1.5       jsg      1411:     <li>TeX Live 2021
                   1412:     <li>Vim 8.2.4600 and Neovim 0.6.1
1.1       deraadt  1413:     <li>Xfce 4.16
                   1414:   </ul>
                   1415:   <p>
                   1416:
                   1417: <li>As usual, steady improvements in manual pages and other documentation.
                   1418:
                   1419: <li>The system includes the following major components from outside suppliers:
                   1420:   <ul>
1.5       jsg      1421:     <li>Xenocara (based on X.Org 7.7 with xserver 1.21.1.3 + patches,
                   1422:         freetype 2.11.0, fontconfig 2.12.94, Mesa 21.3.7, xterm 369,
1.1       deraadt  1423:         xkeyboard-config 2.20, fonttosfnt 1.2.2 and more)
1.5       jsg      1424:     <li>LLVM/Clang 13.0.0 (+ patches)
1.1       deraadt  1425:     <li>GCC 4.2.1 (+ patches) and 3.3.6 (+ patches)
                   1426:     <li>Perl 5.32.1 (+ patches)
1.5       jsg      1427:     <li>NSD 4.4.0
                   1428:     <li>Unbound 1.15.0
1.1       deraadt  1429:     <li>Ncurses 5.7
                   1430:     <li>Binutils 2.17 (+ patches)
                   1431:     <li>Gdb 6.3 (+ patches)
1.10      benno    1432:     <li>Awk October 12, 2021
1.5       jsg      1433:     <li>Expat 2.4.7
1.1       deraadt  1434:   </ul>
                   1435:
                   1436: </ul>
                   1437: </section>
                   1438:
                   1439: <hr>
                   1440:
                   1441: <section id=install>
                   1442: <h3>How to install</h3>
                   1443: <p>
                   1444: Please refer to the following files on the mirror site for
                   1445: extensive details on how to install OpenBSD 7.1 on your machine:
                   1446:
                   1447: <ul>
                   1448: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/alpha/INSTALL.alpha">
                   1449:        .../OpenBSD/7.1/alpha/INSTALL.alpha</a>
                   1450: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/amd64/INSTALL.amd64">
                   1451:        .../OpenBSD/7.1/amd64/INSTALL.amd64</a>
                   1452: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/arm64/INSTALL.arm64">
                   1453:        .../OpenBSD/7.1/arm64/INSTALL.arm64</a>
                   1454: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/armv7/INSTALL.armv7">
                   1455:        .../OpenBSD/7.1/armv7/INSTALL.armv7</a>
                   1456: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/hppa/INSTALL.hppa">
                   1457:        .../OpenBSD/7.1/hppa/INSTALL.hppa</a>
                   1458: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/i386/INSTALL.i386">
                   1459:        .../OpenBSD/7.1/i386/INSTALL.i386</a>
                   1460: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/landisk/INSTALL.landisk">
                   1461:        .../OpenBSD/7.1/landisk/INSTALL.landisk</a>
                   1462: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/luna88k/INSTALL.luna88k">
                   1463:        .../OpenBSD/7.1/luna88k/INSTALL.luna88k</a>
                   1464: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/macppc/INSTALL.macppc">
                   1465:        .../OpenBSD/7.1/macppc/INSTALL.macppc</a>
                   1466: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/octeon/INSTALL.octeon">
                   1467:        .../OpenBSD/7.1/octeon/INSTALL.octeon</a>
                   1468: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/powerpc64/INSTALL.powerpc64">
                   1469:        .../OpenBSD/7.1/powerpc64/INSTALL.powerpc64</a>
                   1470: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/riscv64/INSTALL.riscv64">
                   1471:        .../OpenBSD/7.1/riscv64/INSTALL.riscv64</a>
                   1472: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/7.1/sparc64/INSTALL.sparc64">
                   1473:        .../OpenBSD/7.1/sparc64/INSTALL.sparc64</a>
                   1474: </ul>
                   1475: </section>
                   1476:
                   1477: <hr>
                   1478:
                   1479: <section id=quickinstall>
                   1480: <p>
                   1481: Quick installer information for people familiar with OpenBSD, and the use of
                   1482: the "<a href="https://man.openbsd.org/disklabel.8">disklabel</a> -E" command.
                   1483: If you are at all confused when installing OpenBSD, read the relevant
                   1484: INSTALL.* file as listed above!
                   1485:
                   1486: <h3>OpenBSD/alpha:</h3>
                   1487:
                   1488: <p>
                   1489: If your machine can boot from CD, you can write <i>install71.iso</i> or
                   1490: <i>cd71.iso</i> to a CD and boot from it.
                   1491: Refer to INSTALL.alpha for more details.
                   1492:
                   1493: <h3>OpenBSD/amd64:</h3>
                   1494:
                   1495: <p>
                   1496: If your machine can boot from CD, you can write <i>install71.iso</i> or
                   1497: <i>cd71.iso</i> to a CD and boot from it.
                   1498: You may need to adjust your BIOS options first.
                   1499:
                   1500: <p>
                   1501: If your machine can boot from USB, you can write <i>install71.img</i> or
                   1502: <i>miniroot71.img</i> to a USB stick and boot from it.
                   1503:
                   1504: <p>
                   1505: If you can't boot from a CD, floppy disk, or USB,
                   1506: you can install across the network using PXE as described in the included
                   1507: INSTALL.amd64 document.
                   1508:
                   1509: <p>
                   1510: If you are planning to dual boot OpenBSD with another OS, you will need to
                   1511: read INSTALL.amd64.
                   1512:
                   1513: <h3>OpenBSD/arm64:</h3>
                   1514:
                   1515: <p>
                   1516: Write <i>install71.img</i> or <i>miniroot71.img</i> to a disk and boot from it
                   1517: after connecting to the serial console.  Refer to INSTALL.arm64 for more
                   1518: details.
                   1519:
                   1520: <h3>OpenBSD/armv7:</h3>
                   1521:
                   1522: <p>
                   1523: Write a system specific miniroot to an SD card and boot from it after connecting
                   1524: to the serial console.  Refer to INSTALL.armv7 for more details.
                   1525:
                   1526: <h3>OpenBSD/hppa:</h3>
                   1527:
                   1528: <p>
                   1529: Boot over the network by following the instructions in INSTALL.hppa or the
                   1530: <a href="hppa.html#install">hppa platform page</a>.
                   1531:
                   1532: <h3>OpenBSD/i386:</h3>
                   1533:
                   1534: <p>
                   1535: If your machine can boot from CD, you can write <i>install71.iso</i> or
                   1536: <i>cd71.iso</i> to a CD and boot from it.
                   1537: You may need to adjust your BIOS options first.
                   1538:
                   1539: <p>
                   1540: If your machine can boot from USB, you can write <i>install71.img</i> or
                   1541: <i>miniroot71.img</i> to a USB stick and boot from it.
                   1542:
                   1543: <p>
                   1544: If you can't boot from a CD, floppy disk, or USB,
                   1545: you can install across the network using PXE as described in
                   1546: the included INSTALL.i386 document.
                   1547:
                   1548: <p>
                   1549: If you are planning on dual booting OpenBSD with another OS, you will need to
                   1550: read INSTALL.i386.
                   1551:
                   1552: <h3>OpenBSD/landisk:</h3>
                   1553:
                   1554: <p>
                   1555: Write <i>miniroot71.img</i> to the start of the CF
                   1556: or disk, and boot normally.
                   1557:
                   1558: <h3>OpenBSD/luna88k:</h3>
                   1559:
                   1560: <p>
                   1561: Copy 'boot' and 'bsd.rd' to a Mach or UniOS partition, and boot the bootloader
                   1562: from the PROM, and then bsd.rd from the bootloader.
                   1563: Refer to the instructions in INSTALL.luna88k for more details.
                   1564:
                   1565: <h3>OpenBSD/macppc:</h3>
                   1566:
                   1567: <p>
                   1568: Burn the image from a mirror site to a CDROM, and power on your machine
                   1569: while holding down the <i>C</i> key until the display turns on and
                   1570: shows <i>OpenBSD/macppc boot</i>.
                   1571:
                   1572: <p>
                   1573: Alternatively, at the Open Firmware prompt, enter <i>boot cd:,ofwboot
                   1574: /7.1/macppc/bsd.rd</i>
                   1575:
                   1576: <h3>OpenBSD/octeon:</h3>
                   1577:
                   1578: <p>
                   1579: After connecting a serial port, boot bsd.rd over the network via DHCP/tftp.
                   1580: Refer to the instructions in INSTALL.octeon for more details.
                   1581:
                   1582: <h3>OpenBSD/powerpc64:</h3>
                   1583:
                   1584: <p>
                   1585: To install, write <i>install71.img</i> or <i>miniroot71.img</i> to a
                   1586: USB stick, plug it into the machine and choose the <i>OpenBSD
                   1587: install</i> menu item in Petitboot.
                   1588: Refer to the instructions in INSTALL.powerpc64 for more details.
                   1589:
                   1590: <h3>OpenBSD/riscv64:</h3>
                   1591:
                   1592: <p>
                   1593: To install, write <i>install71.img</i> or <i>miniroot71.img</i> to a
                   1594: USB stick, and boot with that drive plugged in.
                   1595: Make sure you also have the microSD card plugged in that shipped with the
                   1596: HiFive Unmatched board.
                   1597: Refer to the instructions in INSTALL.riscv64 for more details.
                   1598:
                   1599: <h3>OpenBSD/sparc64:</h3>
                   1600:
                   1601: <p>
                   1602: Burn the image from a mirror site to a CDROM, boot from it, and type
                   1603: <i>boot cdrom</i>.
                   1604:
                   1605: <p>
                   1606: If this doesn't work, or if you don't have a CDROM drive, you can write
                   1607: <i>floppy71.img</i> or <i>floppyB71.img</i>
                   1608: (depending on your machine) to a floppy and boot it with <i>boot
                   1609: floppy</i>. Refer to INSTALL.sparc64 for details.
                   1610:
                   1611: <p>
                   1612: Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install
                   1613: will most likely fail.
                   1614:
                   1615: <p>
                   1616: You can also write <i>miniroot71.img</i> to the swap partition on
                   1617: the disk and boot with <i>boot disk:b</i>.
                   1618:
                   1619: <p>
                   1620: If nothing works, you can boot over the network as described in INSTALL.sparc64.
                   1621: </section>
                   1622:
                   1623: <hr>
                   1624:
                   1625: <section id=upgrade>
                   1626: <h3>How to upgrade</h3>
                   1627: <p>
1.6       tj       1628: If you already have an OpenBSD 7.0 system, and do not want to reinstall,
1.1       deraadt  1629: upgrade instructions and advice can be found in the
                   1630: <a href="faq/upgrade71.html">Upgrade Guide</a>.
                   1631: </section>
                   1632:
                   1633: <hr>
                   1634:
                   1635: <section id=sourcecode>
                   1636: <h3>Notes about the source code</h3>
                   1637: <p>
                   1638: <code>src.tar.gz</code> contains a source archive starting at <code>/usr/src</code>.
                   1639: This file contains everything you need except for the kernel sources,
                   1640: which are in a separate archive.
                   1641: To extract:
                   1642: <blockquote><pre>
                   1643: # <kbd>mkdir -p /usr/src</kbd>
                   1644: # <kbd>cd /usr/src</kbd>
                   1645: # <kbd>tar xvfz /tmp/src.tar.gz</kbd>
                   1646: </pre></blockquote>
                   1647: <p>
                   1648: <code>sys.tar.gz</code> contains a source archive starting at <code>/usr/src/sys</code>.
                   1649: This file contains all the kernel sources you need to rebuild kernels.
                   1650: To extract:
                   1651: <blockquote><pre>
                   1652: # <kbd>mkdir -p /usr/src/sys</kbd>
                   1653: # <kbd>cd /usr/src</kbd>
                   1654: # <kbd>tar xvfz /tmp/sys.tar.gz</kbd>
                   1655: </pre></blockquote>
                   1656: <p>
                   1657: Both of these trees are a regular CVS checkout.  Using these trees it
                   1658: is possible to get a head-start on using the anoncvs servers as
                   1659: described <a href="anoncvs.html">here</a>.
                   1660: Using these files
                   1661: results in a much faster initial CVS update than you could expect from
                   1662: a fresh checkout of the full OpenBSD source tree.
                   1663: </section>
                   1664:
                   1665: <hr>
                   1666:
                   1667: <section id=ports>
                   1668: <h3>Ports Tree</h3>
                   1669: <p>
                   1670: A ports tree archive is also provided.  To extract:
                   1671: <blockquote><pre>
                   1672: # <kbd>cd /usr</kbd>
                   1673: # <kbd>tar xvfz /tmp/ports.tar.gz</kbd>
                   1674: </pre></blockquote>
                   1675: <p>
                   1676: Go read the <a href="faq/ports/index.html">ports</a> page
                   1677: if you know nothing about ports
                   1678: at this point.  This text is not a manual of how to use ports.
                   1679: Rather, it is a set of notes meant to kickstart the user on the
                   1680: OpenBSD ports system.
                   1681: <p>
                   1682: The <i>ports/</i> directory represents a CVS checkout of our ports.
                   1683: As with our complete source tree, our ports tree is available via
                   1684: <a href="anoncvs.html">AnonCVS</a>.
                   1685: So, in order to keep up to date with the -stable branch, you must make
                   1686: the <i>ports/</i> tree available on a read-write medium and update the tree
                   1687: with a command like:
                   1688: <blockquote><pre>
                   1689: # <kbd>cd /usr/ports</kbd>
                   1690: # <kbd>cvs -d anoncvs@server.openbsd.org:/cvs update -Pd -rOPENBSD_7_1</kbd>
                   1691: </pre></blockquote>
                   1692: <p>
                   1693: [Of course, you must replace the server name here with a nearby anoncvs
                   1694: server.]
                   1695: <p>
                   1696: Note that most ports are available as packages on our mirrors. Updated
                   1697: ports for the 7.1 release will be made available if problems arise.
                   1698: <p>
                   1699: If you're interested in seeing a port added, would like to help out, or just
                   1700: would like to know more, the mailing list
                   1701: <a href="mail.html">ports@openbsd.org</a> is a good place to know.
                   1702: </section>
1.24      benno    1703: </body>
                   1704: </html>