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1.1       deraadt     1: <!doctype html>
                      2: <html lang=en id=release>
                      3: <meta charset=utf-8>
                      4:
                      5: <title>OpenBSD 6.9</title>
                      6: <meta name="description" content="OpenBSD 6.9">
                      7: <meta name="viewport" content="width=device-width, initial-scale=1">
                      8: <link rel="stylesheet" type="text/css" href="openbsd.css">
                      9: <link rel="canonical" href="https://www.openbsd.org/69.html">
                     10:
                     11: <h2 id=OpenBSD>
                     12: <a href="index.html">
                     13: <i>Open</i><b>BSD</b></a>
                     14: 6.9
                     15: </h2>
                     16:
                     17: <table>
                     18: <tr>
                     19: <td>
                     20: <a href="images/XXX.png">
                     21: <img width="227" height="303" src="images/XXX-s.gif" alt="XXX"></a>
                     22: <td>
1.2       kn         23: Released May 1, 2021.<br>
                     24: Copyright 1997-2021, Theo de Raadt.<br>
1.1       deraadt    25: <br>
1.26    ! benno      26: This is the 50th OpenBSD release.<br>
        !            27: <br>
1.1       deraadt    28: 6.9 Song:
                     29: <a href="lyrics.html#69">"XXX"</a>.
                     30: <br>
1.7       job        31: Artwork by Joy San.
1.1       deraadt    32: <br>
                     33: <ul>
                     34: <li>See the information on <a href="ftp.html">the FTP page</a> for
                     35:     a list of mirror machines.
                     36: <li>Go to the <code class=reldir>pub/OpenBSD/6.9/</code> directory on
                     37:     one of the mirror sites.
                     38: <li>Have a look at <a href="errata69.html">the 6.9 errata page</a> for a list
                     39:     of bugs and workarounds.
                     40: <li>See a <a href="plus69.html">detailed log of changes</a> between the
                     41:     6.8 and 6.9 releases.
                     42: <p>
                     43: <li><a href="https://man.openbsd.org/signify.1">signify(1)</a>
                     44:     pubkeys for this release:<p>
                     45:
                     46: <table class=signify>
                     47: <tr><td>
                     48: openbsd-69-base.pub:
                     49: <td>
                     50: <a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/openbsd-69-base.pub">
                     51: RWQZj25CSG5R2oLo5735Hh6C48kkjFsj5rJDjW+fGZwyY+BkD5/zps8f</a>
                     52: <tr><td>
                     53: openbsd-69-fw.pub:
                     54: <td>
                     55: RWSYx4htNi/zavF8ZToMBDFz2xymRfFnnR1MEKV9csYbvnrTBwdkXhdy
                     56: <tr><td>
                     57: openbsd-69-pkg.pub:
                     58: <td>
                     59: RWQlDXyHx5KlPoEiz4yWRK/Gt/rvPwI8KEAt3utge/dBS7R+EscdzA5K
                     60: <tr><td>
                     61: openbsd-69-syspatch.pub:
                     62: <td>
                     63: RWRWuHkSV0U8PUX24vGa3ywrvKNQY6llV3PLvKEzDTiTVPfIRaXPfvzR
                     64: </table>
                     65: </ul>
                     66: <p>
                     67: All applicable copyrights and credits are in the src.tar.gz,
                     68: sys.tar.gz, xenocara.tar.gz, ports.tar.gz files, or in the
                     69: files fetched via <code>ports.tar.gz</code>.
                     70: </table>
                     71:
                     72: <hr>
                     73:
                     74: <section id=new>
                     75: <h3>What's New</h3>
                     76: <p>
                     77: This is a partial list of new features and systems included in OpenBSD 6.9.
                     78: For a comprehensive list, see the <a href="plus69.html">changelog</a> leading
                     79: to 6.9.
                     80:
                     81: <ul>
                     82:
                     83: <li>New/extended platforms:
                     84:   <ul>
1.15      benno      85:     <li>Support for the <a href="powerpc64.html">powerpc64</a> platform was improved:
                     86:     <ul>
1.3       benno      87:        <li>Added <a href="https://man.openbsd.org/astfb.4">astfb(4)</a>, a
                     88:                driver for the framebuffer of the Aspeed BMC found on many POWER8 and
                     89:                POWER9 systems.
                     90:        <li>Added bsd.mp to powerpc64's installXX.{img,iso}.
                     91:        <li>Added RETGUARD implementation for powerpc and powerpc64.
                     92:        <li>Added powerpc64 retguard macros for setjmp/longjmp.
                     93:        <li>Added retguard macros to powerpc64 locore functions.
                     94:        <li>Added a workaround for PCIO devices that cannot address the full
                     95:                64-bit PCI address space to powerpc64. Needed for <a
                     96:                href="https://man.openbsd.org/radeondrm.4">radeondrm(4)</a> and <a
                     97:                href="https://man.openbsd.org/amdgpu.4">amdgpu(4)</a> since Radeon
                     98:                GPUs only implement 36, 40, or 44 bits of address space.
                     99:        <li>Added limited emulation of unaligned access in the powerpc64 kernel.
                    100:        <li>Changed <a href="https://man.openbsd.org/astfb.4">astfb(4)</a> to
                    101:                allow it to become the console on powerpc64.
                    102:        <li>Added support for passing a bootmac command line argument to
                    103:                RAMDISK on powerpc64.
1.5       benno     104:        <li>Fixed booting on powerpc64 machines with memory banks higher in
                    105:                physical address space, needing a larger TCE table.
                    106:        <li>Introduced power-saving mode on POWER9 (ISA v3).
1.9       benno     107:        <li>Enabled floating-point exceptions on powerpc64.
1.10      benno     108:        <li>Added support for <a
                    109:                href="https://man.openbsd.org/ipmi.4">ipmi(4)</a> on PowerNV systems.
1.15      benno     110:     </ul>
                    111:     <li>Support was added for devices using the Apple M1 SoC:
                    112:     <ul>
1.10      benno     113:        <li>Recognized Apple Icestorm cores on arm64.
                    114:        <li>Added basic support for BCM4379, found on the Apple M1 SoCs, to
                    115:                <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a>.
                    116:        <li>Added <a href="https://man.openbsd.org/exuart.4">exuart(4)</a>
                    117:                support for hte UART found on the Apple M1 SoC.
                    118:        <li>Added <a href="https://man.openbsd.org/apldog.4">apldog(4)</a>, a
                    119:                driver for the watchdog on Apple M1 SoCs, allowing reboot of the
                    120:                machine.
                    121:        <li>Added <a href="https://man.openbsd.org/aplintc.4">aplintc(4)</a>,
                    122:                a driver for the interrupt controller found on Apple M1 SoCs.
                    123:        <li>Added <a href="https://man.openbsd.org/aplpcie.4">aplpcie(4)</a>,
                    124:                a driver for the PCIe host bridge on Apple M1 SoCs.
                    125:        <li>Increased RX buffers available to the <a
                    126:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> chip to 256,
                    127:                allowing use of the Apple M1's wifi.
                    128:        <li>Added <a href="https://man.openbsd.org/apldart.4">apldart(4)</a>,
                    129:                a driver for the IOMMU on Apple M1 SoCs.
                    130:        <li>Added <a href="https://man.openbsd.org/smmu.4">smmu(4)</a>, a
                    131:                driver for the ARM System MMU.
1.15      benno     132:        <li>Added an initial attempt to support 8-bit ASIDs such as those on
                    133:                Apple's M1 SoC.
                    134:        <li>Recognized Apple Firestorm cores on arm64.
                    135:        <li>Added SMP support to <a
                    136:                href="https://man.openbsd.org/aplintc.4">aplintc(4)</a>, the interrupt
                    137:                controller driver on Apple M1 SoCs.
                    138:     </ul>
                    139:     <li>The arm64 platform support was improved with the following changes:
                    140:     <ul>
                    141:        <li>Optimized arm64 <a
                    142:                href="https://man.openbsd.org/copyin.9">copyin(9)</a>, <a
                    143:                href="https://man.openbsd.org/copyout.9">copyout(9)</a> and <a
                    144:                href="https://man.openbsd.org/kcopy.9">kcopy(9)</a> by doing 16-byte
                    145:                copies if possible.
                    146:        <li>Added recognition of Cortex-A78AE, Cortex-X1 and Neoverse V1 arm64 CPUs.
                    147:        <li>Added clock support for i.MX8MP.
                    148:        <li>Added support for the VF610 I2C controller to <a
                    149:                href="https://man.openbsd.org/imxiic.4">imxiic(4)</a>.
                    150:        <li>Fixed a panic seen with mbuf chains on arm64.
                    151:        <li>Added <a href="https://man.openbsd.org/dwgpio.4">dwgpio(4)</a>, a
                    152:                driver for the Synopsys DesignWare GPIO controller.
                    153:        <li>Added "amlogic,meson-g12a-dwmac" to <a
                    154:                href="https://man.openbsd.org/dwge.4">dwge(4)</a>.
                    155:        <li>Added <a
                    156:                href="https://man.openbsd.org/amlpinctrl.4">amlpinctrl(4)</a> support
                    157:                for the "Always On" GPIOs.
                    158:        <li>Added PCIe clocks to <a
                    159:                href="https://man.openbsd.org/amlclock.4">amlclock(4)</a>.
                    160:        <li>Made large read and write transactions work in <a
                    161:                href="https://man.openbsd.org/amliic.4">amliic(4)</a>.
                    162:        <li>Added PCIe support to <a
                    163:                href="https://man.openbsd.org/amlpciephy.4">amlpciephy(4)</a>.
                    164:        <li>Added support to <a
                    165:                href="https://man.openbsd.org/dwpcie.4">dwpcie(4)</a> for the PCIe
                    166:                controller found on Amlogic G12A/G12B/SM1 SoCs.
                    167:        <li>Implemented intx support in <a
                    168:                href="https://man.openbsd.org/mvkpcie.4">mvkpcie(4)</a>.
                    169:        <li>Added <a href="https://man.openbsd.org/cryptox.4">cryptox(4)</a>,
                    170:                a driver for armv8 cryptographic extensions.
                    171:        <li>Added support for PCIe on the NanoPi R4S to <a
                    172:                href="https://man.openbsd.org/rkpcie.4">rkpcie(4)</a>.
                    173:        <li>Introduced an IOVA allocator, improving the way <a
                    174:                href="https://man.openbsd.org/smmu.4">smmu(4)</a> maps pages.
                    175:        <li>Added support for rk809 to <a
                    176:                href="https://man.openbsd.org/rkpmic.4">rkpmic(4)</a>, as seen on the
                    177:                Rock Pi N10 with the rk3399pro.
                    178:        <li>Added support for <a
                    179:                href="https://man.openbsd.org/sdhc.4">sdhc(4)</a> on the Raspberry Pi
                    180:                in ACPI mode.
                    181:        <li>Enabled <a href="https://man.openbsd.org/ixl.4">ixl(4)</a> on arm64.
                    182:        <li>Updated device-tree bindings for <a
                    183:                href="https://man.openbsd.org/cwfg.4">cwfg(4)</a> battery capacity
                    184:                driver to correct attaching and account for monitoring interval
                    185:                change, making cwfg(4) export values under hw.sensors as expected when
                    186:                using a Pinebook Pro.
                    187:        <li>Added ARMv8-5 instruction set related CPU features to arm64.
                    188:     </ul>
                    189:   </ul>
1.3       benno     190:
1.15      benno     191: <li>Various kernel improvements:
1.1       deraadt   192:   <ul>
1.15      benno     193:        <li>Added the RAID1C (encrypted raid1) <a
                    194:                href="https://man.openbsd.org/softraid.4">softraid(4)</a> discipline,
                    195:                encrypting data like the CRYPTO discipline and accepting multiple
                    196:                chunks during creation and assembly like the RAID1 discipline.
                    197:        <li>Corrected raidlevel verification specified by the -c option in <a
                    198:                href="https://man.openbsd.org/bioctl.8">bioctl(8)</a>.
                    199:
                    200:        <li>Introduced kern.video.record for <a
                    201:                href="https://man.openbsd.org/video.4">video(4)</a> devices, a privacy feature analog
                    202:                to the kern.audio.record <a
                    203:                href="https://man.openbsd.org/sysctl.8">sysctl(8)</a> parameter for <a
                    204:                href="https://man.openbsd.org/audio.4">audio(4)</a> devices. By
                    205:                default, kern.video.record will be set to zero and blank all data
                    206:                delivered by drivers attaching to <a
                    207:                href="https://man.openbsd.org/video.4">video(4)</a>.
                    208:        <li>Allowed a process to open a <a
                    209:                href="https://man.openbsd.org/video.4">video(4)</a> device multiple
                    210:                times. Fixes webcam usage with Firefox and BigBlueButton.
                    211:        <li>Enabled multiple opens of a <a
                    212:                href="https://man.openbsd.org/video.4">video(4)</a> device as
                    213:                described in the V4L2 specification.
1.9       benno     214:
1.15      benno     215:        <li>Added basic support for kclock timeouts to <a
                    216:                href="https://man.openbsd.org/timeout.9">timeout(9)</a>.
                    217:        <li>Changed the <a href="https://man.openbsd.org/pool.9">pool(9)</a>
                    218:                timeouts to use the system uptime instead of ticks.
1.9       benno     219:        <li>Ensured <a href="https://man.openbsd.org/sleep.3">sleep(3)</a>
                    220:                calls <a href="https://man.openbsd.org/nanosleep.2">nanosleep(2)</a>
                    221:                if seconds is zero, now delegating all decisions about whether or not
                    222:                to yield the CPU.
1.5       benno     223:        <li>Added a top-level 'reboot' command to <a
                    224:                href="https://man.openbsd.org/ddb.4">ddb(4)</a>.
                    225:        <li>Added <a href="https://man.openbsd.org/witness.4">witness(4)</a>
                    226:                check for uninitialized (or zeroed) lock usage.
                    227:        <li>Added fd close notification for kqueue-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>.
                    230:        <li>Added a global "nowake" channel for threads avoiding <a
                    231:                href="https://man.openbsd.org/wakeup.9">wakeup(9)</a> to <a
                    232:                href="https://man.openbsd.org/tsleep.9">tsleep(9)</a>.
1.15      benno     233:
1.5       benno     234:        <li>Added trace points for <a
                    235:                href="https://man.openbsd.org/malloc.9">malloc(9)</a> and <a
                    236:                href="https://man.openbsd.org/free.9">free(9)</a>, making them
                    237:                traceabe via <a href="https://man.openbsd.org/dt.4">dt(4)</a> and <a
                    238:                href="https://man.openbsd.org/btrace.8">btrace(8)</a>.
1.15      benno     239:                <li>Added <a href="https://man.openbsd.org/btrace.8">btrace(8)</a> -n
                    240:                (no action) mode, which parses the program and then exits.
1.9       benno     241:        <li>Fixed a boot-time crash on sparc64 due to mutex use during the
                    242:                message buffer initialization.
1.15      benno     243:        <li>Prevented a panic in some ACPI firmware that provided invalid
1.9       benno     244:                memory regions in their reserved memory region reporting table.
                    245:
1.10      benno     246:
                    247:        <li>Added a barrier between reading the cqe flags and the command ID
                    248:                to prevent completion of the wrong scsi io for <a
                    249:                href="https://man.openbsd.org/nvme.4">nvme(4)</a> drives.
                    250:        <li>Prevent <a href="https://man.openbsd.org/nvme.4">nvme(4)</a>
                    251:                attachment to devices with size zero.
1.9       benno     252:        <li>Introduced new function <a
                    253:                href="https://man.openbsd.org/if_unit.9">if_unit(9)</a>, returning a
                    254:                pointer to the interface descriptor corresponding to the unique name.
1.10      benno     255:        <li>Clear interrupts on luna88k processors more efficiently at boot
                    256:                time.
                    257:        <li>Added <a
                    258:                href="https://man.openbsd.org/acpiiort.4">acpiiort(4)</a>, a driver
                    259:                for the ACPI I/O Remapping Table.
1.15      benno     260:        <li>Updated clock interrupt count atomically on mips64.
                    261:        <li>Prevented an amd64 kernel crash with protection fault due to an
                    262:                invalid offset when reading /dev/kmem.
                    263:        <li>Permitted access to kern.somaxconn sysctl information when the
                    264:                unix <a href="https://man.openbsd.org/pledge.2">pledge(2)</a> is used,
                    265:                allowing Go programs to use "unix" without also including "inet".
                    266:        <li>Excluded the first page and added a guard page between I/O
                    267:                virtual address space allocations on arm64.
1.20      benno     268:   </ul>
1.22      benno     269:
1.20      benno     270: <li>SMP Improvements
                    271:   <ul>
1.23      benno     272:        <li>Introduced "if_cloners_lock" rwlock and used it to serialize
                    273:                if_clone_{create,destroy}(), avoiding multiple race conditions.
1.20      benno     274:        <li>Introduced a system-wide mutex that serializes msgbuf operations.
1.23      benno     275:        <li>Made <a
                    276:                href="https://man.openbsd.org/uvm_pagealloc.9">uvm_pagealloc(9)</a> of
                    277:                the physical memory allocator mp-safe.
1.20      benno     278:        <li>Unlocked <a href="https://man.openbsd.org/getppid.2">getppid(2)</a>.
                    279:        <li>Introduced locking for amaps and anons, improving build performance.
1.23      benno     280:        <li>Moved UNIX domain sockets out of the kernel lock, using the new
                    281:                "unp_lock" <a href="https://man.openbsd.org/rwlock.9">rwlock(9)</a> as
                    282:                solock()'s backend to protect the whole layer.
1.20      benno     283:        <li>Unlocked <a href="https://man.openbsd.org/sendsyslog.2">sendsyslog(2)</a>.
                    284:        <li>Used per-CPU counter for fault and stats counters reached in uvm_fault().
                    285:   </ul>
1.22      benno     286:
1.20      benno     287: <li>Direct Rendering Manager
                    288:   <ul>
1.23      benno     289:        <li>Implemented linux interval tree functions for <a
                    290:                href="https://man.openbsd.org/drm.4">drm(4)</a>.
                    291:        <li>Fixed <a
                    292:                href="https://man.openbsd.org/wsconsctl.8">wsconsctl(8)</a> display
                    293:                commands when using <a href="https://man.openbsd.org/drm.4">drm(4)</a>
                    294:                drivers on macppc.
                    295:        <li>Changed from <a
                    296:                href="https://man.openbsd.org/rwlock.9">rwlock(9)</a> to <a
                    297:                href="https://man.openbsd.org/mutex.9">mutex(9)</a> for linux rwlocks.
                    298:        <li>Fixed a panic associated with locks and <a
                    299:                href="https://man.openbsd.org/drm.4">drm(4)</a> on macppc with
                    300:                Powerbook5,6 and RV350.
                    301:        <li>Revised the initialization of the <a
                    302:                href="https://man.openbsd.org/drm.4">drm(4)</a> Linux emulation layer
                    303:                to call it only when the first drm instance attaches.
                    304:        <li>Fixed DRI3 support on <a
                    305:                href="https://man.openbsd.org/amdgpu.4">amdgpu(4)</a> and <a
                    306:                href="https://man.openbsd.org/ati.4">ati(4)</a>.
                    307:        <li>Created /dev/ drm nodes with the same names as linux to simplify
                    308:                libdrm and negate the need for certain ports patches.
1.20      benno     309:   </ul>
1.22      benno     310:
1.20      benno     311: <li>VMM/VMD improvements
                    312:   <ul>
1.10      benno     313:        <li>Prevented memory corruption or improper page access in <a
                    314:                href="https://man.openbsd.org/vmm.4">vmm(4)</a> due to improper TLB
                    315:                flushing for now by wiring the pages used by virtual machines.
1.15      benno     316:        <li>Removed the ability of <a
                    317:                href="https://man.openbsd.org/vmd.8">vmd(8)</a> to boot from kernels
                    318:                in raw/qcow2 images.
                    319:        <li>Made <a href="https://man.openbsd.org/vmctl.8">vmctl(8)</a>
                    320:                properly indicate VMs are stopped instead of "running" with "vmctl
                    321:                status".
                    322:        <li>Cleaned up events on <a
                    323:                href="https://man.openbsd.org/vmd.8">vmd(8)</a> pause or resume and
                    324:                fixed an issue leading to broken serial console by cleanly tearing
                    325:                down and restoring emulated device state on vm send/receive.
                    326:        <li>Propagated host-side <a
                    327:                href="https://man.openbsd.org/tap.4">tap(4)</a> lladdr to guest vm
                    328:                process to allow unicast dhcp and bootp renewals with <a
                    329:                href="https://man.openbsd.org/vmd.8">vmd(8)</a>'s built-in dhcp
                    330:                server.
1.1       deraadt   331:   </ul>
                    332:
                    333: <li>Various new userland features:
                    334:   <ul>
1.3       benno     335:        <li>Added <a
                    336:                href="https://man.openbsd.org/doas.conf.5">doas.conf(5)</a> "nolog"
                    337:                option to avoid <a
                    338:                href="https://man.openbsd.org/syslog.3">syslog(3)</a>.
                    339:        <li>Allowed specific <a
                    340:                href="https://man.openbsd.org/sndio.7">sndio(7)</a> devices to be used
                    341:                for play-only and rec-only modes.
1.9       benno     342:        <li>Use an 8th order FIR low-pass filter for resampling in <a
                    343:                href="https://man.openbsd.org/sndiod.8">sndiod(8)</a> and for <a
                    344:                href="https://man.openbsd.org/aucat.1">aucat(1)</a>, removing most of
                    345:                the aliasing noise during resampling.
1.10      benno     346:        <li>Disabled <a href="https://man.openbsd.org/sndiod.8">sndiod(8)</a>
                    347:                autovolume by default and set the default volume to 127. Setting "-w
                    348:                on" will replicate the previous behavior of automatically decreasing
                    349:                playback volume when new programs start playing.
                    350:        <li>Allowed mixing of alternative devices (-F) with different
                    351:                capabilities in <a
                    352:                href="https://man.openbsd.org/sndiod.8">sndiod(8)</a> by treating any
                    353:                device as full-duplex.
1.15      benno     354:        <li>Fixed visibility of <a
                    355:                href="https://man.openbsd.org/sndioctl.1">sndioctl(1)</a> output when
                    356:                used through a pipe.
                    357:
1.10      benno     358:        <li>Enabled build and install of <a href="https://man.openbsd.org/lldb.1">lldb(1)</a>.
                    359:        <li>Added <a href="https://man.openbsd.org/logger.1">logger(1)</a>
                    360:                support to <a href="https://man.openbsd.org/rcctl.8">rcctl(8)</a>, <a
                    361:                href="https://man.openbsd.org/rc.subr.8">rc.subr(8)</a> and <a
                    362:                href="https://man.openbsd.org/rc.d.8">rc.d(8)</a> for daemons logging
                    363:                to stdout/stderr.
                    364:
1.15      benno     365:        <li>Added a configurable button mapping for tap gestures on touchpads
                    366:                to <a href="https://man.openbsd.org/wsconsctl.8">wsconsctl(8)</a>.
                    367:        <li>Made <a href="https://man.openbsd.org/wscons.4">wscons(4)</a>
                    368:                touchpad tap detection less restrictive for multi-finger taps and
                    369:                improved tap detection.
                    370:        <li>Enable <a
                    371:                href="https://man.openbsd.org/man4/arm64/apm.4">apm(4)</a> on arm64 to
                    372:                display meaningful information about battery use and capacity.
1.1       deraadt   373:   </ul>
                    374:
                    375: <li>Various bugfixes and tweaks in userland:
                    376:   <ul>
1.3       benno     377:        <li>Fixed a pledge violation in <a
                    378:                href="https://man.openbsd.org/csh.1">csh(1)</a> where redirecting
                    379:                input from a file containing ^T would cause csh(1) to perform a tty
                    380:                ioctl operation against a non-tty.
1.14      tb        381:        <li>Made <a href="https://man.openbsd.org/syspatch.8">syspatch(8)</a> work
                    382:                again when fewer than 3 patches are available.
1.3       benno     383:        <li>Stopped exempting file systems from <a
                    384:                href="https://man.openbsd.org/security.8">security(8)</a> on the basis
                    385:                of nodev and nosuid options, which may not be used for file systems
                    386:                mounted beneath.
                    387:        <li>Modified <a href="https://man.openbsd.org/daily.8">daily(8)</a>
                    388:                to stop reporting disk status and networking statistics.
                    389:        <li>Made <a
                    390:                href="https://man.openbsd.org/sysupgrade.8">sysupgrade(8)</a> specify
                    391:                a version when it uses <a
                    392:                href="https://man.openbsd.org/fw_update.1">fw_update(1)</a> to avoid
                    393:                the situation where upgrading a pre-6.8 snapshot to 6.8 release with
                    394:                "-r" would install firmware packages from snapshots.
                    395:        <li>Increased speed of the dependency check pass for <a
                    396:                href="https://man.openbsd.org/pkg_add.1">pkg_add(1)</a>.
                    397:
                    398:        <li>Prevented process exit in multithreaded programs from reporting
                    399:                the wrong error code.
                    400:
1.5       benno     401:        <li>Allowed booting of amd64/i386 from 4TB GPT formatted disks.
                    402:
                    403:        <li>When using the <a href="https://man.openbsd.org/cat.1">cat(1)</a>
                    404:                -n flag, correctly enumerate files with more than INT_MAX lines.
                    405:        <li>Fixed a memory leak in ld.so's malloc.
1.15      benno     406:
1.9       benno     407:        <li>Added a "xenodm" login class for <a
                    408:                href="https://man.openbsd.org/xenodm.1">xenodm(1)</a> and increased
                    409:                openfiles to 512 to avoid running out of file descriptors with a busy
                    410:                desktop.
1.15      benno     411:        <li>Stopped <a href="https://man.openbsd.org/xenodm.1">xenodm(1)</a>
                    412:                from adding authorizations for TCP connections by default and added
                    413:                "listenTCP" to explicitly add authorizations for existing IP addresses
                    414:                on startup.
                    415:        <li>Skip <a href="https://man.openbsd.org/xenodm.1">xenodm(1)</a>
                    416:                from adding the IPv6 link local addresses for TCP listener
                    417:                authorizations, matching what is done by <a
                    418:                href="https://man.openbsd.org/startx.1">startx(1)</a>.
                    419:
1.9       benno     420:        <li>Fixed -s option for <a href="https://man.openbsd.org/cmp.1">cmp(1)</a>.
                    421:        <li>Improve pledge in <a
                    422:                href="https://man.openbsd.org/doas.1">doas(1)</a>, specifically added
                    423:                pledge to the "-C" code path.
1.6       otto      424:        <li>Inproved performance of <a
                    425:                href="https://man.openbsd.org/malloc.3">malloc(3)</a>'s cache.
1.10      benno     426:        <li>Made editing GPT in <a
                    427:                href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> safer by
                    428:                defaulting offset to the beginning of the largest free space and
                    429:                preventing the creation of overlapping partitions.
                    430:        <li>Fixed a crash that could occur in <a
                    431:                href="https://man.openbsd.org/sndiod.8">sndiod(8)</a> when a usb
                    432:                device is unplugged.
                    433:        <li>Append .html suffixes to temporary files in <a
                    434:                href="https://man.openbsd.org/mandoc.1">mandoc(1)</a> to allow
                    435:                recognition by browsers.
                    436:        <li>Allow specification of a path to the <a
                    437:                href="https://man.openbsd.org/mg.1">mg(1)</a> startup file on the
                    438:                command line.
1.15      benno     439:        <li>Added a "batch" mode to <a
                    440:                href="https://man.openbsd.org/mg.1">mg(1)</a> via the "-b" command
                    441:                line option which will initialize a pty, run the specified file of mg
                    442:                commands and then exit.
                    443:        <li>Inverted the <a href="https://man.openbsd.org/mg.1">mg(1)</a> "R"
                    444:                indicator to mean that a "*" next to a file's name indicates that it
                    445:                is read-only. Made the active buffer indicator more visible by
                    446:                changing it to ">".
                    447:
                    448:        <li>Fixed <a href="https://man.openbsd.org/ksh.1">ksh(1)</a>
                    449:                redrawing of a multiline PS1 prompt in vi mode and added support for
                    450:                ^R (redraw) in insert mode.
                    451:        <li>Used <a href="https://man.openbsd.org/unveil.2">unveil(2)</a> to
                    452:                restrict filesystem access in <a
                    453:                href="https://man.openbsd.org/apmd.8">apmd(8)</a>.
                    454:        <li>Removed the 30s minimum delay for <a
                    455:                href="https://man.openbsd.org/xlock.1">xlock(1)</a> timeouts.
                    456:        <li>Stopped deleting the control socket on exit in <a
                    457:                href="https://man.openbsd.org/apmd.8">apmd(8)</a> exit, as deleting
                    458:                the socket in process after calling <a
                    459:                href="https://man.openbsd.org/unveil.2">unveil(2)</a> would cause a
                    460:                unveil restriction violation,
1.1       deraadt   461:   </ul>
                    462:
                    463: <li>Improved hardware support and driver bugfixes, including:
                    464:   <ul>
1.15      benno     465:        <li>Corrected accounting of zero length Transfer Descriptors in <a
                    466:                href="https://man.openbsd.org/xhci.4">xhci(4)</a>, preventing running
                    467:                out of free Transfer Ring Blocks.
1.3       benno     468:        <li>Moved mfokclock(4) from loongson to make it available for other
                    469:                platforms and renamed it to <a
                    470:                href="https://man.openbsd.org/mfokrtc.4">mfokrtc(4)</a>.
                    471:        <li>Fixed brightness setting on MacBooks.
                    472:        <li>Added AMD Vi and Intel VTD IOMMU support. This creates separate
                    473:                domains for each PCI device and can provide protection against invalid
                    474:                memory access.
                    475:        <li>Enabled brightness keys on powerbooks where the keyboard attaches
                    476:                as <a href="https://man.openbsd.org/ukbd.4">ukbd(4)</a>.
                    477:        <li>Set initial default display brightness on macppc via
                    478:                of_setbrightness() to ensure <a
                    479:                href="https://man.openbsd.org/wscons.4">wscons(4)</a> and ofw are in
                    480:                sync.
                    481:        <li>Added the ClearFog GT 8K to <a
                    482:                href="https://man.openbsd.org/mvclock.4">mvclock(4)</a>.
                    483:        <li>Added support for the PL2303HXN series chips to <a
                    484:                href="https://man.openbsd.org/uplcom.4">uplcom(4)</a>.
                    485:        <li>Added support for the PCA9547 I2C mux to <a
                    486:                href="https://man.openbsd.org/pcamux.4">pcamux(4)</a>.
                    487:        <li>Extended <a href="https://man.openbsd.org/pcamux.4">pcamux(4)</a>
                    488:                with ACPI support.
                    489:        <li>Added <a href="https://man.openbsd.org/acpige.4">acpige(4)</a>, a
                    490:                driver for ACPI generic event devices, used on te HoneyComb LX2K to
                    491:                implement power button handling.
                    492:        <li>Added <a href="https://man.openbsd.org/pchgpio.4">pchgpio(4)</a>,
                    493:                a driver for the GPIO controllers found on modern Intel PCHs.
                    494:        <li>Added ACPI support to <a
                    495:                href="https://man.openbsd.org/imxiic.4">imxiic(4)</a>.
                    496:        <li>Fixed panics on the HoneyComb LX2K with <a
                    497:                href="https://man.openbsd.org/amdgpu.4">amdgpu(4)</a>.
                    498:        <li>Fixed very old <a
                    499:                href="https://man.openbsd.org/umass.4">umass(4)</a> devices where the
                    500:                INQUIRY command succeeds but with a residue equal to the requested
                    501:                bytes.
1.5       benno     502:        <li>Added Gemini Lake I2C id to <a
                    503:                href="https://man.openbsd.org/dwiic.4">dwiic(4)</a>, making the
                    504:                touchpad work on the Teclast F7 Plus laptop.
1.10      benno     505:        <li>Introduced <a href="https://man.openbsd.org/ujoy.4">ujoy(4)</a>, a
                    506:                restricted subset of <a
                    507:                href="https://man.openbsd.org/uhid.4">uhid(4)</a> for game controllers
                    508:                which uses /dev/ujoy/* device nodes.
                    509:        <li>Set up <a href="https://man.openbsd.org/ims.4">ims(4)</a> devices
                    510:                in X11 to behave like touchpads.
                    511:        <li>Stopped relying on USB devices to correctly present their
                    512:                indices, instead searching for the correct interfaces. This fixes E+
                    513:                Corp. DAC Audio devices.
                    514:        <li>Introduced <a
                    515:                href="https://man.openbsd.org/uhidpp.4">uhidpp(4)</a>, a driver for
                    516:                Logitech HID++ devices.
1.15      benno     517:        <li>Separated reading of general and touchpad-specific <a
                    518:                href="https://man.openbsd.org/wsmouse.4">wsmouse(4)</a> settings and
                    519:                corrected identification of device type when reading touchpad
                    520:                parameters fails.
                    521:
                    522:        <li>Added support for 30-bit color modes to <a
                    523:                href="https://man.openbsd.org/simplefb.4">simplefb(4)</a>.
                    524:        <li>Added <a href="https://man.openbsd.org/wsfb.4">wsfb(4)</a>
                    525:                support for 30-bit color.
1.10      benno     526:
1.15      benno     527:        <li>Made loongson kernels recognize Lynloong LM9002/9003 and LM9013 models.
                    528:        <li>Use native display resolution 1368x768 for Lynloong all-in-one computers.
1.1       deraadt   529:   </ul>
                    530:
                    531: <li>New or improved network hardware support:
                    532:   <ul>
1.3       benno     533:        <li>Fixed link state change behavior in 82598 <a
                    534:                href="https://man.openbsd.org/ix.4">ix(4)</a> chips.
                    535:        <li>Fixed issues with network stopping after the first down/up cycle
                    536:                in <a href="https://man.openbsd.org/mvpp.4">mvpp(4)</a> Marvel Armada
                    537:                Ethernet device.
                    538:        <li>Added SFP+ support to ofw, including support for direct attach cables.
                    539:        <li>Added 10G media support to <a
                    540:                href="https://man.openbsd.org/mvpp.4">mvpp(4)</a>.
                    541:        <li>Added support for 1000base-x and 2500base-x connections to <a
                    542:                href="https://man.openbsd.org/mvneta.4">mvneta(4)</a>.
                    543:        <li>Added <a href="https://man.openbsd.org/mvsw.4">mvsw(4)</a>, a
                    544:                driver for Marvel "SOHO" switches.
1.5       benno     545:        <li>Enabled auto-negotiation on the SerDes links, allowing
                    546:                in-band-status to work between <a
                    547:                href="https://man.openbsd.org/mvpp.4">mvpp(4)</a> and <a
                    548:                href="https://man.openbsd.org/mvsw.4">mvsw(4)</a> on the ClearFog GT
                    549:                8K.
                    550:        <li>Added support for the i.MX8MP PCIe clocks, USB clocks and second
                    551:                ethernet.
                    552:        <li>Added Wake on LAN support to <a
                    553:                href="https://man.openbsd.org/rge.4">rge(4)</a>.
                    554:        <li>Enabled IPv4 and TCP/UDP checksum offload on transmission in <a
                    555:                href="https://man.openbsd.org/ogx.4">ogx(4)</a>.
1.10      benno     556:        <li>Raised the maximum number of queues/interrupts from 1 to 16 on <a
                    557:                href="https://man.openbsd.org/mcx.4">mcx(4)</a> devices.
                    558:        <li>Added support for the Netgear ProSecure UTM25 to octeon.
1.15      benno     559:        <li>Added vid/pid table to <a
                    560:                href="https://man.openbsd.org/umb.4">umb(4)</a> allowing matching to
                    561:                alternate configurations.
1.1       deraadt   562:   </ul>
                    563:
                    564: <li>Added or improved wireless network drivers:
                    565:   <ul>
1.3       benno     566:        <li>Fixed <a href="https://man.openbsd.org/athn.4">athn(4)</a> in
                    567:                client mode against APs that use WPA1/TKIP as the group cipher.
                    568:        <li>Fixed <a href="https://man.openbsd.org/urtwn.4">urtwn(4)</a>
                    569:                against access points using WPA1/TKIP as the group cipher.
                    570:        <li>Added multicast support to <a
                    571:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> to allow IPv6.
                    572:        <li>Fixed <a href="https://man.openbsd.org/urtwn.4">urtwn(4)</a>
                    573:                repeated DEAUTH and loss/restoration of link.
1.5       benno     574:        <li>Introduced a delay to work around an issue in <a
                    575:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> on the BCM43602 that
                    576:                was triggering "unexpected pairwise key update" errors.
1.9       benno     577:        <li>Enabled <a href="https://man.openbsd.org/athn.4">athn(4)</a> for arm64.
1.10      benno     578:        <li>Added support for version 7 of the <a
                    579:                href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> PCIe interface.
1.17      stsp      580:        <li>Implemented RA (new 11n Tx rate adaptation) in <a
1.15      benno     581:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a
                    582:                href="https://man.openbsd.org/iwn.4">iwn(4)</a>.
                    583:        <li>Prevented a WPA failure in <a
                    584:                href="https://man.openbsd.org/ipw.4">ipw(4)</a> due to a state
                    585:                mismatch between firmware and net80211 during the association
                    586:                sequence.
                    587:        <li>Ensured WEP and plaintext interface link state update by <a
                    588:                href="https://man.openbsd.org/ipw.4">ipw(4)</a>.
                    589:        <li>Made <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> attach to
                    590:                AX201 devices with PCI ID 0x34f0. Needs <a
                    591:                href="https://man.openbsd.org/fw_update.1">fw_update(1)</a>.
                    592:        <li>Fixed a problem where <a
                    593:                href="https://man.openbsd.org/iwn.4">iwn(4)</a> firmware would
                    594:                generate bogus block ack requests and stall traffic.
1.1       deraadt   595:   </ul>
                    596:
                    597: <li>IEEE 802.11 wireless stack improvements and bugfixes:
                    598:   <ul>
1.5       benno     599:        <li>Fixed the calculation of "maxlen" in <a
                    600:                href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a
                    601:                href="https://man.openbsd.org/iwx.4">iwx(4)</a> when there are
                    602:                multiple MPDUs in one packet.
                    603:        <li>Fixed 802.11 RSN capabilities announced to peers.
                    604:        <li>Flushed the reorder buffer after gap timeout to prevent frames
                    605:                from remaining in the buffer until the next frame is received.
                    606:        <li>Avoided spurious "input packet decapsulations failed" errors in
                    607:                <a href="https://man.openbsd.org/netstat.1">netstat(1)</a> -W with
                    608:                A-MSDU enabled.
1.17      stsp      609:        <li>Introduced RA, a new 11n Tx rate adaptation module for net80211.
1.15      benno     610:                Unlike MiRa, RA does not attempt to precisely measure actual
                    611:                throughput but simply deducts a loss percentage from the theoretical
                    612:                throughput which can be achieved by a given MCS.
1.1       deraadt   613:   </ul>
                    614:
                    615: <li>Generic network stack improvements and bugfixes:
                    616:   <ul>
1.10      benno     617:        <li>Removed the direct ACK on every other data segment. After
                    618:                receiving a data segment, we were sending out two ACKs, the first one
                    619:                in tcp_input() direct after receiving and the second ACK after the
                    620:                userland or the sosplice task read some data out of the socket buffer.
                    621:                This change removes the ACK in tcp_input(), saving processing time and
                    622:                improving network performance.
                    623:        <li>Removed the maxburst feature from tcp_output().
                    624:        <li>Added a MONITOR feature to interfaces. Packets received on these
                    625:                interfaces do not enter the network stack for further processing. This
                    626:                can be used to watch traffic, for example with <a
                    627:                href="https://man.openbsd.org/bpf.4">bpf(4)</a> without risk of the packets
                    628:                interfering with the system.
                    629:
                    630:        <li>Added etherbridge, the internals of a reusable learning bridge
                    631:                interface providing common code reusable for other drivers needing a
                    632:                mac learning bridge.
                    633:        <li>Introduced <a href="https://man.openbsd.org/veb.4">veb(4)</a>, a
                    634:                Virtual Ethernet Bridge driver.
1.3       benno     635:
1.15      benno     636:        <li>Added the ability to force the selection of source IP address for
                    637:                programs that do not specify a source IP, overriding the default
                    638:                source IP selection algorithm. This is configurable via <a
                    639:                href="https://man.openbsd.org/route.8">route(8)</a>
                    640:                <tt>sourceaddr</tt> command.
                    641:
                    642:        <li>Bring interfaces up when autoconfiguration for inetor inet6 is
                    643:                enabled (AUTOCONF4 or AUTOCONF6 flags).
                    644:        <li>Adjust terminology in <a
                    645:                href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a> to refer to
                    646:                "temporary address extensions" rather than the former "privacy
                    647:                extensions," including the addition of an AUTOCONF6TEMP flag (to
                    648:                replace the negative flag "INET6_NOPRIVACY").  The autoconfprivacy
                    649:                option if <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>
                    650:                has been deprecated.
                    651:        <li>Made it possible to disable the "autoconf" flag but keep
                    652:                "temporary" enabled in <a
                    653:                href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
                    654:        <li>For IPv6 addresses, added tracking of address proposal creation
                    655:                times to be able to establish total lifetime. This information is used
                    656:                to renew pltime/vltime of privacy addresse per RFC 4941.
1.3       benno     657:
1.15      benno     658:        <li>Prevented kernel reuse of mbuf memory when generating the ICMP6
                    659:                response to an IPv6 packet.
                    660:        <li>Use the toeplitz hash algorithm to a flowid for tcp packets,
                    661:                which in turn is used to choose the tx ring on network cards with
                    662:                multiple rings.
                    663:        <li>Fixed <a href="https://man.openbsd.org/wg.4">wg(4)</a> on macppc
                    664:                by keeping track of allowed ips pointer correctly.
                    665:        <li>Fixed <a href="https://man.openbsd.org/wg.4">wg(4)</a> ioctl to
                    666:                handle multiple wgpeers.
                    667:        <li>Fixed a race between tx/rx handshakes in <a
                    668:                href="https://man.openbsd.org/wg.4">wg(4)</a>.
                    669:        <li>Prevented a potential hang when trying to remove a <a
                    670:                href="https://man.openbsd.org/tun.4">tun(4)</a> interface.
                    671:        <li>Used the correct rdomain when adding and deleting routes with <a
                    672:                href="https://man.openbsd.org/mpip.4">mpip(4)</a> and <a
                    673:                href="https://man.openbsd.org/mpw.4">mpw(4)</a>.
                    674:        <li>Made <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>
                    675:                "-mplslabel" work with <a
                    676:                href="https://man.openbsd.org/mpw.4">mpw(4)</a>.
1.1       deraadt   677:   </ul>
                    678:
1.15      benno     679: <li>Installer and upgrade improvements:
1.1       deraadt   680:   <ul>
1.5       benno     681:        <li>Prevented a race in <a
                    682:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> privsep
                    683:                which could cause autoinstall to fail by calling <a
                    684:                href="https://man.openbsd.org/ftp.1">ftp(1)</a> without a local
                    685:                address.
                    686:        <li>Fixed hangs on amd64 bsd.rd due to misreported core clock
                    687:                frequency on newer Intel Comet Lake models.
1.15      benno     688:        <li>Began distributing the gzip'd version of bsd.rd on all platforms
                    689:                with boot methods supporting it.
                    690:        <li>Fixed a problem which prevented use of <a
                    691:                href="https://man.openbsd.org/sysupgrade.8">sysupgrade(8)</a> when an
                    692:                interface failed to come up and <a
                    693:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> didn't
                    694:                notice link-timeout expiration.
                    695:        <li>Prevented <a
                    696:                href="https://man.openbsd.org/disklabel.8">disklabel(8)</a> from
                    697:                adjusting the swap 'b' partition size if physmem is zero to keep the
                    698:                auto-allocate code from putting a filesystem on that partition.
                    699:        <li>Emulate "[inet] autoconf" <a
                    700:                href="https://man.openbsd.org/hostname.if.5">hostname.if(5)</a> lines
                    701:                with "dhcp" so users testing <a
                    702:                href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> will
                    703:                still be able to upgrade manually while the installer uses only <a
                    704:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a>.
1.5       benno     705:
1.1       deraadt   706:  </ul>
                    707:
                    708: <li>Security improvements:
                    709:   <ul>
1.25      benno     710:        <li>Added notices to syslog whenever the "%n" format string component
                    711:                of <a href="https://man.openbsd.org/printf.3">printf(3)</a> is used.
                    712:        <li>Removed workaround permitting Go executables to do syscalls
                    713:                directly, forcing them to use shared libc like all other dynamic
                    714:                binaries.
1.1       deraadt   715:   </ul>
                    716:
                    717: <li>Routing daemons and other userland network improvements:
                    718:   <ul>
1.15      benno     719:     <li>The <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> daemon saw the following changes:
                    720:     <ul>
1.3       benno     721:        <li>Fixed a memory leak when parsing <a
                    722:                href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> roa-set lists.
                    723:        <li>Stopped allowing configuration of the same neighbor multiple
                    724:                times in <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.
1.5       benno     725:        <li>When exporting prefixes from multiple sessions in <a
                    726:                href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> into the same <a
                    727:                href="https://man.openbsd.org/pf.4">pf(4)</a> table, now prefixes are
                    728:                only removed from the table when withdrawn from all sessions that
                    729:                announced them.
                    730:        <li>Introduced a send hold timer in <a
                    731:                href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> to detect stalls on
                    732:                the sending side of a TCP connection, acting as a last resort to
                    733:                detect faulty peers.
                    734:        <li>Added <a href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a>
                    735:                "show sets" to display information about the roa-set, as-sets and
                    736:                prefix-sets loaded into <a
                    737:                href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.
1.10      benno     738:        <li>Introduced the <a
                    739:                href="https://man.openbsd.org/bgpd.conf.5">bgpd.conf(5)</a> per
                    740:                neighbor and global config option "reject as-set yes/no" to allow
                    741:                rejection of received UPDATES with AS_SET segments. These rejected
                    742:                prefixes can be viewed with <a
                    743:                href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a> "show rib in
                    744:                error".
                    745:        <li>Properly implemented "rde med compare strict" in <a
                    746:                href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> and ensured that the
                    747:                order of prefixes is always correct.
                    748:        <li>Added RTR support to <a href="https://man.openbsd.org/bgpd.8">OpenBGPD</a>.
                    749:        <li>Added <a href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a>
                    750:                "show rtr" to display basic information about RTR sessions.
                    751:        <li>Introduced <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>
                    752:                <code>rde evaluate all</code> to work around path hiding in IXP
                    753:                route-server environments.
1.15      benno     754:     </ul>
1.10      benno     755:
1.15      benno     756:     <li>The <a
                    757:        href="https://man.openbsd.org/ospfd.8">ospfd(8)</a> and <a
                    758:        href="https://man.openbsd.org/ospf6d.8">ospf6d(8)</a>  routing
                    759:        daemons saw various internal refactoring to keep the code similar to
                    760:        changes in other routing daemons and improve maintainability.<br>
                    761:        Additionally, support was added in <a
                    762:        href="https://man.openbsd.org/ospfd.8">ospfd(8)</a> for interfaces
                    763:        that share the same IP.
1.10      benno     764:
1.15      benno     765:     <li>The <a href="https://man.openbsd.org/pf.4">pf(4)</a> packet filter and it's userland utility:
                    766:     <ul>
                    767:        <li>Relaxed checks in <a
                    768:                href="https://man.openbsd.org/pfctl.8">pfctl(8)</a> and <a
                    769:                href="https://man.openbsd.org/pf.4">pf(4)</a> to accept any valid
                    770:                routing domain, even if it does not yet exist.
                    771:        <li>Made <a href="https://man.openbsd.org/pfctl.8">pfctl(8)</a>
                    772:                detect and reject bogus ranges before loading the ruleset to prevent a
                    773:                panic.
                    774:        <li>Changed route-to in <a
                    775:                href="https://man.openbsd.org/pf.conf.5">pf.conf(5)</a> to send
                    776:                packets to IPs instead of interfaces.
                    777:        <li>Changed pf_route so <a
                    778:                href="https://man.openbsd.org/pf.4">pf(4)</a> only runs when packets
                    779:                enter and leave the stack. Running the same packet through pf multiple
                    780:                times creates confusion for the state table. By default, pf states are
                    781:                floating, meaning that packets are matched to states regardless of
                    782:                which interface they're going over. This diff avoids multiple pf(4)
                    783:                traversals of one packet causing confusion in the state table.
                    784:        <li>Prevented the kernel from being stuck in an endless recursion
                    785:                during TCP path MTU discovery when <a
                    786:                href="https://man.openbsd.org/pf.4">pf(4)</a> changes the routing
                    787:                table when sending packets.
                    788:        <li>When cutting off the head of an overlapping fragment during <a
                    789:                href="https://man.openbsd.org/pf.4">pf(4)</a> reassembly, reinserted
                    790:                the fragment into the lookup table with the correct index.
                    791:     </ul>
1.5       benno     792:
1.15      benno     793:     <li>IPSEC support in the kernel and the <a href="https://man.openbsd.org/iked.8">iked(8)</a> userland daemon:
                    794:     <ul>
1.3       benno     795:        <li>Added support to request IP addresses as IKEv2 initiator to <a
                    796:                href="https://man.openbsd.org/iked.8">iked(8)</a>. If 'request addr
                    797:                0.0.0.0' is configured, any address will be accepted.
                    798:        <li>Make <a href="https://man.openbsd.org/iked.8">iked(8)</a> accept
                    799:                ANY dynamic address with 'request addr 0.0.0.0'.
                    800:        <li>Added 'dynamic' keyword to <a
                    801:                href="https://man.openbsd.org/iked.conf.5">iked.conf(5)</a> to allow
                    802:                configuration of flows to dynamically assigned addresses.
                    803:        <li>Added the 'any' keyword to <a
                    804:                href="https://man.openbsd.org/iked.conf.5">iked.conf(5)</a> for
                    805:                requests to allow "request address any".
                    806:        <li>Enabled <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    807:                support for ASN1_DN ipsec identifiers.
                    808:        <li>Implemented <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    809:                "from dynamic," installing flows where "dynamic" is replaced by the
                    810:                received dynamic IP address.
                    811:        <li>Made sure not to replace 0.0.0.0 with a dynamic address in <a
                    812:                href="https://man.openbsd.org/iked.8">iked(8)</a> if it is a network
                    813:                address.
                    814:        <li>Added <a href="https://man.openbsd.org/iked.8">iked(8)</a> -s
                    815:                socket option to specify a control socket.
                    816:        <li>Used a counter instead of random IV for AES-GCM in <a
                    817:                href="https://man.openbsd.org/iked.8">iked(8)</a>, eliminating the
                    818:                risk of random collisions.
                    819:        <li>Added <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    820:                support for multiple address pools.
                    821:        <li>Added the <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    822:                "set stickyaddress" option, which attempts to assign the same "config
                    823:                address" when an IKESA is negotiated with the DSTID of an existing
                    824:                IKESA.
                    825:        <li>Ensured rekeying of every child SA in <a
                    826:                href="https://man.openbsd.org/iked.8">iked(8)</a>.
1.5       benno     827:        <li>Added <a href="https://man.openbsd.org/iked.8">iked(8)</a> support
                    828:                for RSASSA-PSS signature verification (RFC 7427).
                    829:        <li>Corrected the first packet of an <a
                    830:                href="https://man.openbsd.org/ipsec.4">ipsec(4)</a> SA to have
                    831:                sequence number 1.
                    832:        <li>Accepted reject and blackhole routes for IPsec PMTU discovery.
                    833:        <li>Prevented leaking of ipsec_hosts in <a
                    834:                href="https://man.openbsd.org/iked.8">iked(8)</a> when building
                    835:                hosts_list.
                    836:        <li>Prevented initiation of new additional SAs for each policy upon
                    837:                every <a href="https://man.openbsd.org/ikectl.8">ikectl(8)</a> config
                    838:                reload.
                    839:        <li>Fixed "any" and "dynamic" keywords for flows in <a
                    840:                href="https://man.openbsd.org/iked.8">iked(8)</a> and added proper
                    841:                IPv6 support.
1.9       benno     842:        <li>Created a path MTU host route for <a
                    843:                href="https://man.openbsd.org/ipsec.4">IPsec(4)</a> over IPv6.
1.10      benno     844:        <li>Added support for INVALID_KE_PAYLOAD in <a
                    845:                href="https://man.openbsd.org/iked.8">iked(8)</a> CREATE_CHILD_SA
                    846:                exchange.
                    847:        <li>Added support for RSA-PSS PKCS1 signatures to <a
                    848:                href="https://man.openbsd.org/iked.8">iked(8)</a>.
                    849:        <li>Fixed path MTU discovery for ESP tunnels in IPv6.
                    850:        <li>Upgraded to OpenSSL 1.1 compatible crypto API in <a
                    851:                href="https://man.openbsd.org/iked.8">iked(8)</a>.
                    852:        <li>Added an optional "group none" transform for child SAs in <a
                    853:                href="https://man.openbsd.org/iked.8">iked(8)</a> to ensure the
                    854:                ability to negotiate optional PFS.
                    855:        <li>Added <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    856:                dynamic address configuration for roadwarrior clients, with a new
                    857:                "iface" config option which can be used to specify an interface for
                    858:                the virtual addresses received from the peer.
1.15      benno     859:        <li>Fixed an <a href="https://man.openbsd.org/iked.8">iked(8)</a>
                    860:                interop problem with strongswan if make-before-break is enabled.
                    861:     </ul>
1.3       benno     862:
1.16      tb        863:     <li>The <a href="https://man.openbsd.org/httpd.8">httpd(8)</a> webserver saw numerous improvements:
1.15      benno     864:     <ul>
                    865:        <li>Prevented a crash due to
                    866:                <a href="https://man.openbsd.org/httpd.8">httpd(8)</a> listening on port
                    867:                443 with missing TLS certificates.
                    868:        <li>Created a new "location (found|notfound)" option for
                    869:                <a href="https://man.openbsd.org/httpd.conf.5">httpd.conf(5)</a> to allow
                    870:                testing for resource path existence.
                    871:        <li>Added a directive to <a
                    872:                href="https://man.openbsd.org/httpd.8">httpd(8)</a> to check if a path
                    873:                is accessible.
                    874:        <li>Fixed detection of duplicate locations in <a
                    875:                href="https://man.openbsd.org/httpd.8">httpd(8)</a>.
                    876:        <li>Fixed leak of access and error log filenames on config reload in
                    877:                <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>.
                    878:        <li>Avoid leaking the log message in
                    879:                <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>'s
                    880:                server_sendlog.
                    881:        <li>Incorrect order of
                    882:                <a href="https://man.openbsd.org/close.2">close(2)</a> and
                    883:                <a href="https://man.openbsd.org/tls_close.3">tls_close(3)</a>
1.16      tb        884:                together with a bug in libssl led to leaking memory in
1.15      benno     885:                <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>
                    886:                for each TLS connection.
                    887:        <li>Fixed the <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>
                    888:                example configuration not to generate errors when running without TLS
                    889:                keys already in place.
                    890:        <li>Optimize disk reads of
                    891:                <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>
                    892:                by using st_blocksize as high water mark instead of
                    893:                the socket buffer size.
                    894:     </ul>
1.3       benno     895:
1.24      benno     896:     <li><a
                    897:        href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>
                    898:        received the following new features and bugfixes:
1.15      benno     899:     <ul>
                    900:        <li>Added RRDP (The RPKI Repository Delta Protocol, RFC 8182) support
                    901:                to <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>.
                    902:        <li>Supported use of more than one URI in the TAL file for <a
                    903:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>,
                    904:                sorting with a preference for https.
                    905:        <li>Validated ghostbuster records (RFC 6493) in <a
                    906:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>.
                    907:        <li>Fixed <a
                    908:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> checks
                    909:                for the manifest validity interval.
                    910:        <li>The connection is now killed when the rsync server stalls.
                    911:        <li>Limited the URL embedded in .cer files in <a
                    912:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> to
                    913:                alphanumeric characters and punctuation.
                    914:        <li>Added <a
                    915:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> -V
                    916:                option to show version.
                    917:        <li>Included the default cert.pem file path in tls_load_file error
                    918:                messages in <a
                    919:                href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>.
                    920:     </ul>
1.3       benno     921:
1.24      benno     922:     <li>The <a href="https://man.openbsd.org/dig.1">dig(1)</a> DNS
                    923:        utility received the following updates:
1.15      benno     924:     <ul>
1.5       benno     925:        <li>Implemented RFC 8914 Extended DNS Errors for <a
                    926:                href="https://man.openbsd.org/dig.1">dig(1)</a>.
                    927:        <li>Fixed <a href="https://man.openbsd.org/dig.1">dig(1)</a> EDNS
                    928:                Client Subnet option (+subnet=).
                    929:        <li>Fixed IPv6 link-local address handling for nameservers to talk to
                    930:                and address to bind to in <a
                    931:                href="https://man.openbsd.org/dig.1">dig(1)</a>.
1.15      benno     932:        <li>Implemented ZONEMD (RFC 8976) in <a
                    933:                href="https://man.openbsd.org/dig.1">dig(1)</a> to convey a message
                    934:                digest of the content of a DNS zone.
                    935:     </ul>
1.5       benno     936:
1.15      benno     937:     <li>Changes to <a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a>:
                    938:     <ul>
1.5       benno     939:        <li>Fixed incorrect behavior when using <a
                    940:                href="https://man.openbsd.org/dhclient.conf.5">dhclient.conf(5)</a> to
                    941:                change the lease renew/rebind/expiry timing.
                    942:        <li>Allowed the provision of <a
                    943:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> options on
                    944:                "dhcp" lines in <a
                    945:                href="https://man.openbsd.org/hostname.if.5">hostname.if(5)</a> files.
1.15      benno     946:        <li>Finished conversion of <a
                    947:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> timers to
                    948:                allow monotonic accounting for the active lease.
                    949:     </ul>
1.5       benno     950:
1.15      benno     951:     <li>Two new daemons, <a
                    952:        href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> and <a
                    953:        href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> were added.
                    954:        These work alongside with <a
                    955:        href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> and <a
                    956:        href="https://man.openbsd.org/unwind.8">unwind(8)</a> to provide a
                    957:        coherent and simple automatic configration of network interfaces and
                    958:        DNS resolution.<br>
                    959:        The two daemons are not enabled by default for now, but can be tested
                    960:        by enableing them with <a href="https://man.openbsd.org/rcctl.8">rcctl(8)</a>.
                    961:     <ul>
                    962:        <li><a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a>
                    963:                implements the DHCP protocol to acquire IPv4 address leases from
                    964:                servers.
                    965:        <li><a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a>
                    966:                manages the content of <a
                    967:                href="https://man.openbsd.org/resolv.conf.5">resolv.conf(5)</a> based
                    968:                on nameserver proposals from dhcpleased(8) and slaacd(8).
                    969:     </ul>
                    970:     <li>Other userland network changes:
                    971:     <ul>
                    972:        <li>Fixed <a href="https://man.openbsd.org/ldapd.8">ldapd(8)</a> cert
                    973:                and key path inference for absolute paths.
                    974:        <li>Fixed incorrect cast in a
                    975:                <a href="https://man.openbsd.org/vsnprintf(3)">vsnprintf(3)</a>
                    976:                error check
                    977:                in <a href="https://man.openbsd.org/ldapd.8">ldapd(8)</a>.
                    978:        <li>Applied <a href="https://man.openbsd.org/unveil.2">unveil(2)</a>
                    979:                to <a href="https://man.openbsd.org/ldapd.8">ldapd(8)</a>.
1.5       benno     980:
1.3       benno     981:        <li>Changed <a href="https://man.openbsd.org/ping.8">ping(8)</a> to
                    982:                drain the raw socket of packets received before we were fully setup to
                    983:                avoid reporting ICMP responses intended for other instances of ping(8)
                    984:                running in parallel.
1.10      benno     985:        <li>Added <a href="https://man.openbsd.org/ping.8">ping(8)</a> -g
                    986:                option to provide a visual display of packets received and lost.
1.3       benno     987:
                    988:        <li>Changed <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a>
                    989:                Duplicate Address Detection (DAD) to only generate a new address if we
                    990:                are using Semantically Opaque Interface Identifiers.
                    991:        <li>Handled an autoconf interface changing its rdomain in <a
                    992:                href="https://man.openbsd.org/slaacd.8">slaacd(8)</a>.
1.15      benno     993:        <li>Completed <a
                    994:                href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> implementation
                    995:                of RFC 8981 temporary address extensions.
                    996:
1.14      tb        997:        <li>Do not leak the domains listed in
                    998:                <a href="https://man.openbsd.org/unwind.8">unwind(8)</a>'s
                    999:                blocklist file on each config reload.
                   1000:        <li>Do not leak duplicate domain nodes when loading the
                   1001:                <a href="https://man.openbsd.org/unwind.8">unwind(8)</a>
                   1002:                config.
1.3       benno    1003:        <li>Fixed rare crashes of <a
                   1004:                href="https://man.openbsd.org/unwind.8">unwind(8)</a> when DNS answers
                   1005:                are larger than the maximum imsg size.
1.9       benno    1006:        <li>Implemented <a
                   1007:                href="https://man.openbsd.org/unwind.8">unwind(8)</a> listening on
                   1008:                TCP.
1.10      benno    1009:        <li>Implemented DNS64 synthesis in <a
                   1010:                href="https://man.openbsd.org/unwind.8">unwind(8)</a>.
                   1011:        <li>Disabled logging to <a
                   1012:                href="https://man.openbsd.org/syslog.3">syslog(3)</a> for libunbound
                   1013:                with <a href="https://man.openbsd.org/unwind.8">unwind(8)</a>. Does
                   1014:                not prevent logging to stderr with "unwind -d".
                   1015:
1.3       benno    1016:        <li>Removed the -L option from <a
                   1017:                href="https://man.openbsd.org/dhclient.8">dhclient(8)</a>.
                   1018:        <li>Added a simple --timeout implementation to <a
                   1019:                href="https://man.openbsd.org/openrsync.1">openrsync(1)</a>.
1.15      benno    1020:        <li>Added the <a href="https://man.openbsd.org/rsync.1">rsync(1)</a>
                   1021:                option --no-motd to suppress the information output by the client at
                   1022:                the start of a daemon transfer.
1.3       benno    1023:        <li>Added support for the use of !command to <a
                   1024:                href="https://man.openbsd.org/mygate.5">mygate(5)</a>, so that
                   1025:                netstart has a late opportunity to perform network configuration.
1.5       benno    1026:        <li>Make <a href="https://man.openbsd.org/rad.8">rad(8)</a> to handle
                   1027:                multiple rdomains in a single daemon (instead of running it in
                   1028:                multiple rdomains).
                   1029:        <li>Added a specific headline to <a
                   1030:                href="https://man.openbsd.org/netstat.1">netstat(1)</a> for TCP state
                   1031:                and IP protocol.
1.9       benno    1032:        <li>Handle permanent redirects (RFC 7538) in <a
1.5       benno    1033:                href="https://man.openbsd.org/ftp.1">ftp(1)</a> fetch.
1.10      benno    1034:        <li>Introduced <a href="https://man.openbsd.org/ftp.1">ftp(1)</a>
                   1035:                support for sending the If-Modified-Since header while fetching over
                   1036:                http or https. Switched to using the timestamps from the remote
                   1037:                server's Last-Modified header if available when saving local files and
                   1038:                introduced the ftp "-u" flag to disable this behavior.
1.15      benno    1039:        <li>Made <a href="https://man.openbsd.org/ftp.1">ftp(1)</a> set
                   1040:                timestamps only on files.
1.10      benno    1041:
1.9       benno    1042:        <li>Added requests for a new certificate without requiring -F when <a
                   1043:                href="https://man.openbsd.org/acme-client.1">acme-client(1)</a>
                   1044:                detects an added or removed SAN in the config file not reflected in
                   1045:                the existing certificate on disk.
                   1046:        <li>Print rewritten addresses in <a
                   1047:                href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a> logged with <a
                   1048:                href="https://man.openbsd.org/pflog.4">pflog(4)</a> for rdr-to, nat-to
                   1049:                and af-to rules.
1.10      benno    1050:        <li>Removed the <a
                   1051:                href="https://man.openbsd.org/snmpd.8">snmpd(8)</a> traphandler
                   1052:                process.
                   1053:        <li>When calling <a
                   1054:                href="https://man.openbsd.org/getaddrinfo.3">getaddrinfo(3)</a> with
                   1055:                AI_ADDRCONFIG, consider the routing domain when checking for available
                   1056:                address families. This ensures that name resolution is only performed
                   1057:                for the address families available in the rdomain.
                   1058:        <li>Implemented the <a href="https://man.openbsd.org/nc.1">nc(1)</a>
                   1059:                -D socket debug option in <a
                   1060:                href="https://man.openbsd.org/tcpbench.1">tcpbench(1)</a>, allowing
                   1061:                analysis of TCP connections.
1.14      tb       1062:        <li>Avoid leaking the help text in
                   1063:                <a href="https://man.openbsd.org/tcpbench.1">systat(8)</a>.
                   1064:        <li>Simplify argument parsing of
1.15      benno    1065:                <tt><a href="https://man.openbsd.org/vmctl.8">vmctl(8)</a> stop</tt>
1.14      tb       1066:                thereby avoiding a
                   1067:                <a href="https://man.openbsd.org/printf.3">printf(3)</a> "%s" NULL,
                   1068:                a use of uninitialized and a dead else branch.
1.15      benno    1069:        <li>Increased the maximum length for CHAP challenges to 96 octets to
                   1070:                ensure <a href="https://man.openbsd.org/npppd.8">npppd(8)</a> can
                   1071:                handle longer challenges, such as those sent by Juniper.
                   1072:     </ul>
1.1       deraadt  1073:   </ul>
                   1074:
                   1075: <li><a href="https://man.openbsd.org/tmux">tmux(1)</a> improvements and bug fixes:
                   1076:   <ul>
1.5       benno    1077:        <li>Made <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> synchronize-panes a pane option and added set-option -U flag to unset an option on all panes.
1.15      benno    1078:        <li>Allowed use of ## and # in <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> styles and added a "w" format modifier for width.
                   1079:        <li>Added a -C flag to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> run-shell to use a tmux command rather than a shell command.
                   1080:        <li>Added a <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> -N flag to never start the server even if the command would normally do so.
                   1081:        <li>Added the new <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> -S flag to new-window to select the existing window if one with the given name already exists, rather than failing.
                   1082:        <li>Added support for X11 color names and other variations for OSC 10/11 and added OSC 110 and 111 to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
                   1083:        <li>Removed <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> support for popups where the content is provided directly to tmux.
                   1084:        <li>Added a <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> "absolute-centre" alignment to use the center of the total space instead of the available space.
                   1085:        <li>Added <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> split-window -Z to start the pane zoomed.
                   1086:        <li>Added client-detached notification in <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> control mode.
                   1087:        <li>Changed <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> search-again with vi keys to work like <a href="https://man.openbsd.org/vi.1">vi(1)</a>.
1.1       deraadt  1088:   </ul>
                   1089:
                   1090: <li>OpenSMTPD 6.9.0
                   1091:   <ul>
1.5       benno    1092:        <li>Introduced <a href="https://man.openbsd.org/smtp.1">smtp(1)</a>
                   1093:                -a to perform authentication before sending a message.
                   1094:        <li>Fixed a memory leak in <a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a> resolver.
                   1095:        <li>Prevented a crash due to premature release of resources by the <a
                   1096:                href="https://man.openbsd.org/smtpd.8">smtpd(8)</a> filter state
                   1097:                machine.
1.12      eric     1098:        <li>Switch to libtls internally.
                   1099:        <li>Change the way SNI works in <a href="https://man.openbsd.org/smtpd.conf.5#pki~2">smtpd.conf(5)</a>.
                   1100:                TLS listeners may be configured with multiple certificates,
                   1101:                the matching is based on the names included in these certificates.
                   1102:        <li>Allow to specify tls protocols and ciphers per listener and relay action.
1.15      benno    1103:        <li>Allowed <a
                   1104:                href="https://man.openbsd.org/smtpd.conf.5">smtpd.conf(5)</a>
                   1105:                specification of tls protocols and ciphers on relay actions.
1.5       benno    1106:
1.1       deraadt  1107:   </ul>
                   1108:
1.15      benno    1109: <li>LibreSSL 3.2.5
1.1       deraadt  1110:   <ul>
                   1111:     <li>New Features
                   1112:     <ul>
1.15      benno    1113:
1.11      benno    1114: <!-- taken from plus.html, not sorted into categories:
1.15      benno    1115:
1.3       benno    1116:        <li>Added a -legacy_verify flag to <a href="https://man.openbsd.org/openssl.1">openssl(1)</a> to force use of the old validator.
                   1117:        <li>Changed <a href="https://man.openbsd.org/crypto.3">crypto(3)</a>
                   1118:                to call its get_issuer() callback to try and find a suitable
                   1119:                certificate in cases where it has failed to find a print certificate
                   1120:                from the supplied roots and intermediates.
                   1121:        <li>Corrected an issue where <a href="https://man.openbsd.org/openssl.1">openssl(1)</a> verify might not error on expired certificates.
                   1122:        <li>Fixed an issue in the TLS 1.3 code that caused stalls in haproxy and other software.
                   1123:        <li>Implemented auto chain for the TLSv1.3 server.
                   1124:        <li>Implemented the key material exporter for TLSv1.3.
1.9       benno    1125:        <li>Fixed problems which could arise with software such as bacula and icinga when a root certificate was specified as both a trusted and an untrusted certificate.
                   1126:        <li>Added support for <a href="https://man.openbsd.org/SSL_get_shared_ciphers.3">SSL_get_shared_ciphers(3)</a> in TLSv1.3 and fixed to correctly return ciphers shared by the client and the server.
1.15      benno    1127:        <li>Requested client certificate only when required in <a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a>.
                   1128:        <li>Enabled DTLSv1.2.
1.11      benno    1129: -->
1.3       benno    1130:
1.1       deraadt  1131:     </ul>
                   1132:
                   1133:     <li>API and Documentation Enhancements
                   1134:     <ul>
                   1135:        <li>...
                   1136:     </ul>
                   1137:
                   1138:     <li>Compatibility Changes
                   1139:     <ul>
                   1140:        <li>...
                   1141:     </ul>
                   1142:
                   1143:     <li>Testing and Proactive Security
                   1144:     <ul>
                   1145:        <li>...
                   1146:     </ul>
                   1147:
                   1148:     <li>Internal Improvements
                   1149:       <ul>
                   1150:        <li>...
                   1151:       </ul>
                   1152:
                   1153:     <li>Portable Improvements
                   1154:     <ul>
                   1155:        <li>...
                   1156:     </ul>
                   1157:
                   1158:     <li>Bug Fixes
                   1159:     <ul>
                   1160:        <li>...
                   1161:     </ul>
                   1162:   </ul>
                   1163:
1.15      benno    1164: <li>OpenSSH 8.5
1.3       benno    1165:
1.1       deraadt  1166:   <ul>
1.3       benno    1167:
1.11      benno    1168: <!-- XXX taken from plus.html, not sorted into categories yet
1.3       benno    1169:        <li>Preferred ed25519 signature algorithm variants over ECDSA in <a
                   1170:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a> and <a
                   1171:                href="https://man.openbsd.org/sshd_config.5">sshd_config(5)</a>.
                   1172:        <li>Enabled <a
                   1173:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>
                   1174:                UpdateHostkeys by default when the configuration has not overridden
                   1175:                UserKnownHostFile.
                   1176:        <li>Prefixed <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>
                   1177:                keyboard interactive prompts with "user@host" for easier
                   1178:                identification of connections.
                   1179:        <li>Displayed any other hostnames/addresses associated with a new
                   1180:                hostkey when <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>
                   1181:                prompts the user to accept it.
                   1182:        <li>When doing an <a href="https://man.openbsd.org/sftp.1">sftp(1)</a>
                   1183:                recursive upload or download of a read-only directory, ensured that
                   1184:                the directory was created with write and execute permissions in the
                   1185:                interim to allow the transfer.
                   1186:        <li>Set the specified TOS/DSCP for interactive use prior to TCP
                   1187:                connect in <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>.
                   1188:        <li>CLeaned up passing of struct passwd from monitor to preauth
                   1189:                privsep process in <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>.
1.5       benno    1190:        <li>Added an <a
                   1191:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>
                   1192:                KnownHostsCommand that allows the client to obtain known_hosts data
                   1193:                from a command in addition to the usual files.
1.9       benno    1194:        <li>Made CheckHostIP default to "no" in <a
                   1195:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>.
                   1196:        <li>Added PerSourceMaxStartups and PerSourceNetBlockSize options to
                   1197:                <a href="https://man.openbsd.org/sshd.8">sshd(8)</a>.
1.10      benno    1198:        <li>Renamed the PubkeyAcceptedKeyTypes keyword to
                   1199:                PubkeyAcceptedAlgorithms in <a
                   1200:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a> and <a
                   1201:                href="https://man.openbsd.org/sshd_config.5">sshd_config(5)</a>.
                   1202:        <li>Renamed the HostbasedKeyTypes keyword in <a
                   1203:                href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a> and the
                   1204:                HostbasedAcceptedKeyTypes keyword in <a
                   1205:                href="https://man.openbsd.org/sshd_config.5">sshd_config(5)</a> to
                   1206:                HostbasedAcceptedAlgorithms.
                   1207:        <li>Added PermitRemoteOpen to <a
                   1208:                href="https://man.openbsd.org/ssh.1">ssh(1)</a> for remote dynamic
                   1209:                forwarding with SOCKS.
1.15      benno    1210:        <li>Released <a href="https://www.openssh.com/txt/release-8.5">OpenSSH 8.5</a>.
1.11      benno    1211: -->
1.3       benno    1212:
1.1       deraadt  1213:     <li>Potentially incompatible changes.
                   1214:     <ul>
                   1215:        <li>...
                   1216:     </ul>
                   1217:     <li>New Features
                   1218:     <ul>
                   1219:        <li>...
                   1220:     </ul>
                   1221:     <li>Bugfixes
                   1222:     <ul>
                   1223:        <li>...
                   1224:     </ul>
                   1225:   </ul>
                   1226:
                   1227: <li>Ports and packages:
1.18      gnezdo   1228:   <p>The package system provides an easy way to install 3rd party software. New features include:
                   1229:   <ul>
                   1230:     <li>Upgraded GHC (The Glasgow Haskell Compiler) to 8.10.3.
                   1231:     <li>Reworked Haskell binary package builds using
                   1232:       <a href="https://man.openbsd.org/cabal-module.5">cabal.port.mk</a>. This
                   1233:       allowed new versions of preexisting Haskell packages and some
                   1234:       notable new packages like pandoc and hledger.
                   1235:   </ul>
                   1236:
1.1       deraadt  1237:   <p>Many pre-built packages for each architecture:
                   1238:   <!-- number of FTP packages minus SHA256, SHA256.sig, index.txt -->
                   1239:   <ul style="column-count: 3">
                   1240:     <li>aarch64:     XXX
                   1241:     <li>amd64:       XXX
                   1242:     <li>arm:         XXX
                   1243:     <li>i386:        XXX
                   1244:     <li>mips64:      XXX
                   1245:     <li>mips64el:    XXX
                   1246:     <li>powerpc:     XXX
                   1247:     <li>powerpc64:   XXX
                   1248:     <li>sparc64:     XXX
                   1249:   </ul>
                   1250:
                   1251: <li>As usual, steady improvements in manual pages and other documentation.
                   1252:
                   1253: <li>The system includes the following major components from outside suppliers:
                   1254:   <ul>
1.5       benno    1255:
                   1256:     <li>Xenocara (based on X.Org 7.7 with xserver 1.20.10 + patches,
1.10      benno    1257:         freetype 2.10.4, fontconfig 2.12.4, Mesa 20.0.8, xterm 366,
1.5       benno    1258:         xkeyboard-config 2.20, fonttosfnt 1.2.1 and more)
1.1       deraadt  1259:     <li>LLVM/Clang 10.0.1 (+ patches)
                   1260:     <li>GCC 4.2.1 (+ patches) and 3.3.6 (+ patches)
1.10      benno    1261:     <li>Perl 5.32.1 (+ patches)
1.8       florian  1262:     <li>NSD 4.3.6
                   1263:     <li>Unbound 1.13.1
1.1       deraadt  1264:     <li>Ncurses 5.7
                   1265:     <li>Binutils 2.17 (+ patches)
                   1266:     <li>Gdb 6.3 (+ patches)
1.5       benno    1267:     <li>Awk December 18, 2020 version
                   1268:     <li>Expat 2.2.10
1.1       deraadt  1269:   </ul>
                   1270:
                   1271: </ul>
                   1272: </section>
                   1273:
                   1274: <hr>
                   1275:
                   1276: <section id=install>
                   1277: <h3>How to install</h3>
                   1278: <p>
                   1279: Please refer to the following files on the mirror site for
                   1280: extensive details on how to install OpenBSD 6.9 on your machine:
                   1281:
                   1282: <ul>
                   1283: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/alpha/INSTALL.alpha">
                   1284:        .../OpenBSD/6.9/alpha/INSTALL.alpha</a>
                   1285: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/amd64/INSTALL.amd64">
                   1286:        .../OpenBSD/6.9/amd64/INSTALL.amd64</a>
                   1287: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/arm64/INSTALL.arm64">
                   1288:        .../OpenBSD/6.9/arm64/INSTALL.arm64</a>
                   1289: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/armv7/INSTALL.armv7">
                   1290:        .../OpenBSD/6.9/armv7/INSTALL.armv7</a>
                   1291: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/hppa/INSTALL.hppa">
                   1292:        .../OpenBSD/6.9/hppa/INSTALL.hppa</a>
                   1293: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/i386/INSTALL.i386">
                   1294:        .../OpenBSD/6.9/i386/INSTALL.i386</a>
                   1295: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/landisk/INSTALL.landisk">
                   1296:        .../OpenBSD/6.9/landisk/INSTALL.landisk</a>
                   1297: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/loongson/INSTALL.loongson">
                   1298:        .../OpenBSD/6.9/loongson/INSTALL.loongson</a>
                   1299: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/luna88k/INSTALL.luna88k">
                   1300:        .../OpenBSD/6.9/luna88k/INSTALL.luna88k</a>
                   1301: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/macppc/INSTALL.macppc">
                   1302:        .../OpenBSD/6.9/macppc/INSTALL.macppc</a>
                   1303: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/octeon/INSTALL.octeon">
                   1304:        .../OpenBSD/6.9/octeon/INSTALL.octeon</a>
                   1305: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/powerpc64/INSTALL.powerpc64">
1.4       landry   1306:        .../OpenBSD/6.9/powerpc64/INSTALL.powerpc64</a>
1.1       deraadt  1307: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/sgi/INSTALL.sgi">
                   1308:        .../OpenBSD/6.9/sgi/INSTALL.sgi</a>
                   1309: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.9/sparc64/INSTALL.sparc64">
                   1310:        .../OpenBSD/6.9/sparc64/INSTALL.sparc64</a>
                   1311: </ul>
                   1312: </section>
                   1313:
                   1314: <hr>
                   1315:
                   1316: <section id=quickinstall>
                   1317: <p>
                   1318: Quick installer information for people familiar with OpenBSD, and the use of
                   1319: the "<a href="https://man.openbsd.org/disklabel.8">disklabel</a> -E" command.
                   1320: If you are at all confused when installing OpenBSD, read the relevant
                   1321: INSTALL.* file as listed above!
                   1322:
                   1323: <h3>OpenBSD/alpha:</h3>
                   1324:
                   1325: <p>
                   1326: If your machine can boot from CD, you can write <i>install69.iso</i> or
                   1327: <i>cd69.iso</i> to a CD and boot from it.
                   1328: Refer to INSTALL.alpha for more details.
                   1329:
                   1330: <h3>OpenBSD/amd64:</h3>
                   1331:
                   1332: <p>
                   1333: If your machine can boot from CD, you can write <i>install69.iso</i> or
                   1334: <i>cd69.iso</i> to a CD and boot from it.
                   1335: You may need to adjust your BIOS options first.
                   1336:
                   1337: <p>
                   1338: If your machine can boot from USB, you can write <i>install69.img</i> or
                   1339: <i>miniroot69.img</i> to a USB stick and boot from it.
                   1340:
                   1341: <p>
                   1342: If you can't boot from a CD, floppy disk, or USB,
                   1343: you can install across the network using PXE as described in the included
                   1344: INSTALL.amd64 document.
                   1345:
                   1346: <p>
                   1347: If you are planning to dual boot OpenBSD with another OS, you will need to
                   1348: read INSTALL.amd64.
                   1349:
                   1350: <h3>OpenBSD/arm64:</h3>
                   1351:
                   1352: <p>
                   1353: Write <i>miniroot69.img</i> to a disk and boot from it after connecting
                   1354: to the serial console.  Refer to INSTALL.arm64 for more details.
                   1355:
                   1356: <h3>OpenBSD/armv7:</h3>
                   1357:
                   1358: <p>
                   1359: Write a system specific miniroot to an SD card and boot from it after connecting
                   1360: to the serial console.  Refer to INSTALL.armv7 for more details.
                   1361:
                   1362: <h3>OpenBSD/hppa:</h3>
                   1363:
                   1364: <p>
                   1365: Boot over the network by following the instructions in INSTALL.hppa or the
                   1366: <a href="hppa.html#install">hppa platform page</a>.
                   1367:
                   1368: <h3>OpenBSD/i386:</h3>
                   1369:
                   1370: <p>
                   1371: If your machine can boot from CD, you can write <i>install69.iso</i> or
                   1372: <i>cd69.iso</i> to a CD and boot from it.
                   1373: You may need to adjust your BIOS options first.
                   1374:
                   1375: <p>
                   1376: If your machine can boot from USB, you can write <i>install69.img</i> or
                   1377: <i>miniroot69.img</i> to a USB stick and boot from it.
                   1378:
                   1379: <p>
                   1380: If you can't boot from a CD, floppy disk, or USB,
                   1381: you can install across the network using PXE as described in
                   1382: the included INSTALL.i386 document.
                   1383:
                   1384: <p>
                   1385: If you are planning on dual booting OpenBSD with another OS, you will need to
                   1386: read INSTALL.i386.
                   1387:
                   1388: <h3>OpenBSD/landisk:</h3>
                   1389:
                   1390: <p>
                   1391: Write <i>miniroot69.img</i> to the start of the CF
                   1392: or disk, and boot normally.
                   1393:
                   1394: <h3>OpenBSD/loongson:</h3>
                   1395:
                   1396: <p>
                   1397: Write <i>miniroot69.img</i> to a USB stick and boot bsd.rd from it
                   1398: or boot bsd.rd via tftp.
                   1399: Refer to the instructions in INSTALL.loongson for more details.
                   1400:
                   1401: <h3>OpenBSD/luna88k:</h3>
                   1402:
                   1403: <p>
                   1404: Copy 'boot' and 'bsd.rd' to a Mach or UniOS partition, and boot the bootloader
                   1405: from the PROM, and then bsd.rd from the bootloader.
                   1406: Refer to the instructions in INSTALL.luna88k for more details.
                   1407:
                   1408: <h3>OpenBSD/macppc:</h3>
                   1409:
                   1410: <p>
                   1411: Burn the image from a mirror site to a CDROM, and power on your machine
                   1412: while holding down the <i>C</i> key until the display turns on and
                   1413: shows <i>OpenBSD/macppc boot</i>.
                   1414:
                   1415: <p>
                   1416: Alternatively, at the Open Firmware prompt, enter <i>boot cd:,ofwboot
                   1417: /6.9/macppc/bsd.rd</i>
                   1418:
                   1419: <h3>OpenBSD/octeon:</h3>
                   1420:
                   1421: <p>
                   1422: After connecting a serial port, boot bsd.rd over the network via DHCP/tftp.
                   1423: Refer to the instructions in INSTALL.octeon for more details.
                   1424:
                   1425: <h3>OpenBSD/powerpc64:</h3>
                   1426:
                   1427: <p>
                   1428: To install, write <i>install69.img</i> or <i>miniroot69.img</i> to a
                   1429: USB stick, plug it into the machine and choose the <i>OpenBSD
                   1430: install</i> menu item in Petitboot.
                   1431: Refer to the instructions in INSTALL.powerpc64 for more details.
                   1432:
                   1433: <h3>OpenBSD/sgi:</h3>
                   1434:
                   1435: <p>
                   1436: To install, burn cd69.iso on a CD-R, put it in the CD drive of your
                   1437: machine and select <i>Install System Software</i> from the System Maintenance
                   1438: menu. Indigo/Indy/Indigo2 (R4000) systems will not boot automatically from
                   1439: CD-ROM, and need a proper invocation from the PROM prompt.
                   1440: Refer to the instructions in INSTALL.sgi for more details.
                   1441:
                   1442: <p>
                   1443: If your machine doesn't have a CD drive, you can setup a DHCP/tftp network
                   1444: server, and boot using "bootp()/bsd.rd.IP##" using the kernel matching your
                   1445: system type. Refer to the instructions in INSTALL.sgi for more details.
                   1446:
                   1447: <h3>OpenBSD/sparc64:</h3>
                   1448:
                   1449: <p>
                   1450: Burn the image from a mirror site to a CDROM, boot from it, and type
                   1451: <i>boot cdrom</i>.
                   1452:
                   1453: <p>
                   1454: If this doesn't work, or if you don't have a CDROM drive, you can write
                   1455: <i>floppy69.img</i> or <i>floppyB69.img</i>
                   1456: (depending on your machine) to a floppy and boot it with <i>boot
                   1457: floppy</i>. Refer to INSTALL.sparc64 for details.
                   1458:
                   1459: <p>
                   1460: Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install
                   1461: will most likely fail.
                   1462:
                   1463: <p>
                   1464: You can also write <i>miniroot69.img</i> to the swap partition on
                   1465: the disk and boot with <i>boot disk:b</i>.
                   1466:
                   1467: <p>
                   1468: If nothing works, you can boot over the network as described in INSTALL.sparc64.
                   1469: </section>
                   1470:
                   1471: <hr>
                   1472:
                   1473: <section id=upgrade>
                   1474: <h3>How to upgrade</h3>
                   1475: <p>
1.22      benno    1476: If you already have an OpenBSD 6.8 system, and do not want to reinstall,
1.1       deraadt  1477: upgrade instructions and advice can be found in the
                   1478: <a href="faq/upgrade69.html">Upgrade Guide</a>.
                   1479: </section>
                   1480:
                   1481: <hr>
                   1482:
                   1483: <section id=sourcecode>
                   1484: <h3>Notes about the source code</h3>
                   1485: <p>
                   1486: <code>src.tar.gz</code> contains a source archive starting at <code>/usr/src</code>.
                   1487: This file contains everything you need except for the kernel sources,
                   1488: which are in a separate archive.
                   1489: To extract:
                   1490: <blockquote><pre>
                   1491: # <kbd>mkdir -p /usr/src</kbd>
                   1492: # <kbd>cd /usr/src</kbd>
                   1493: # <kbd>tar xvfz /tmp/src.tar.gz</kbd>
                   1494: </pre></blockquote>
                   1495: <p>
                   1496: <code>sys.tar.gz</code> contains a source archive starting at <code>/usr/src/sys</code>.
                   1497: This file contains all the kernel sources you need to rebuild kernels.
                   1498: To extract:
                   1499: <blockquote><pre>
                   1500: # <kbd>mkdir -p /usr/src/sys</kbd>
                   1501: # <kbd>cd /usr/src</kbd>
                   1502: # <kbd>tar xvfz /tmp/sys.tar.gz</kbd>
                   1503: </pre></blockquote>
                   1504: <p>
                   1505: Both of these trees are a regular CVS checkout.  Using these trees it
                   1506: is possible to get a head-start on using the anoncvs servers as
                   1507: described <a href="anoncvs.html">here</a>.
                   1508: Using these files
                   1509: results in a much faster initial CVS update than you could expect from
                   1510: a fresh checkout of the full OpenBSD source tree.
                   1511: </section>
                   1512:
                   1513: <hr>
                   1514:
                   1515: <section id=ports>
                   1516: <h3>Ports Tree</h3>
                   1517: <p>
                   1518: A ports tree archive is also provided.  To extract:
                   1519: <blockquote><pre>
                   1520: # <kbd>cd /usr</kbd>
                   1521: # <kbd>tar xvfz /tmp/ports.tar.gz</kbd>
                   1522: </pre></blockquote>
                   1523: <p>
                   1524: Go read the <a href="faq/ports/index.html">ports</a> page
                   1525: if you know nothing about ports
                   1526: at this point.  This text is not a manual of how to use ports.
                   1527: Rather, it is a set of notes meant to kickstart the user on the
                   1528: OpenBSD ports system.
                   1529: <p>
                   1530: The <i>ports/</i> directory represents a CVS checkout of our ports.
                   1531: As with our complete source tree, our ports tree is available via
                   1532: <a href="anoncvs.html">AnonCVS</a>.
                   1533: So, in order to keep up to date with the -stable branch, you must make
                   1534: the <i>ports/</i> tree available on a read-write medium and update the tree
                   1535: with a command like:
                   1536: <blockquote><pre>
                   1537: # <kbd>cd /usr/ports</kbd>
                   1538: # <kbd>cvs -d anoncvs@server.openbsd.org:/cvs update -Pd -rOPENBSD_6_9</kbd>
                   1539: </pre></blockquote>
                   1540: <p>
                   1541: [Of course, you must replace the server name here with a nearby anoncvs
                   1542: server.]
                   1543: <p>
                   1544: Note that most ports are available as packages on our mirrors. Updated
                   1545: ports for the 6.9 release will be made available if problems arise.
                   1546: <p>
                   1547: If you're interested in seeing a port added, would like to help out, or just
                   1548: would like to know more, the mailing list
                   1549: <a href="mail.html">ports@openbsd.org</a> is a good place to know.
                   1550: </section>