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1.1       deraadt     1: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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                      4: <title>OpenBSD 6.2</title>
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                     14:
                     15: <h2>
                     16: <a href="index.html">
                     17: <i><font color="#0000ff">Open</font></i><font color="#000084">BSD</font></a>
                     18: <font color="#e00000">6.2</font>
                     19: </h2>
                     20:
                     21: <a href="images/XXX.gif">
                     22: <img align="left" width="227" height="343" hspace="24" src="images/XXX.gif"></a>
                     23: Released October 15, 2017<br>
                     24: Copyright 1997-2017, Theo de Raadt.<br>
                     25: <br>
                     26: <br>
                     27: 6.2 Song:
                     28: <a href="lyrics.html#62">XXX</a>.
                     29:
                     30: <br>
                     31: <ul>
                     32: <li>See the information on <a href="ftp.html">the FTP page</a> for
                     33:     a list of mirror machines.
                     34: <li>Go to the <font color="#e00000">pub/OpenBSD/6.2/</font> directory on
                     35:     one of the mirror sites.
                     36: <li>Have a look at <a href="errata62.html">the 6.2 errata page</a> for a list
                     37:     of bugs and workarounds.
                     38: <li>See a <a href="plus62.html">detailed log of changes</a> between the
                     39:     6.1 and 6.2 releases.
                     40: <p>
                     41: <li><a href="https://man.openbsd.org/signify.1">signify(1)</a>
                     42:     pubkeys for this release:<br>
                     43: <pre>
                     44: base: RWRVWzAMgtyg7g27STK1h1xA6RIwtjex6Vr5Y9q5SC5q5+b0GN4lLhfu
                     45: fw:   RWSbA8C2TPUQLi48EqHtg7Rx7KGDt6E/2d8OeJinGZPbpoqGRxA0N2oW
                     46: pkg:  RWRvEq+UPCq0VGI9ar7VMy+HYKDrOb4WS5JLhdUBiX3qvJgPQjyZSTxI
                     47: </pre>
                     48: <p>
                     49: All applicable copyrights and credits are in the src.tar.gz,
                     50: sys.tar.gz, xenocara.tar.gz, ports.tar.gz files, or in the
                     51: files fetched via ports.tar.gz.
                     52: </ul>
                     53: <br clear=all>
                     54:
                     55: <hr>
                     56:
                     57: <h3 id="new"><font color="#0000e0">What's New</font></h3>
                     58:
                     59: This is a partial list of new features and systems included in OpenBSD 6.2.
                     60: For a comprehensive list, see the <a href="plus62.html">changelog</a> leading
                     61: to 6.2.
                     62:
                     63: <ul>
                     64: <li>New/extended platforms:
                     65:     <ul>
1.26      brynet     66:     <li>The <a href="https://www.openbsd.org/i386.html">i386</a> and
                     67:         <a href="https://www.openbsd.org/amd64.html">amd64</a>
                     68:         platforms have switched to using
                     69:         <a href="https://man.openbsd.org/clang-local.1">clang(1)</a>
                     70:         as the base system compiler.
1.1       deraadt    71:     <li>...
                     72:     </ul>
                     73: <p>
                     74:
                     75: <li>Improved hardware support, including:
                     76:     <ul>
1.12      stsp       77:     <li>arm: New <a href="https://man.openbsd.org/rkgrf.4">rkgrf(4)</a> driver for the Rockchip RK3399/RK3288 register file.
                     78:     <li>arm: New <a href="https://man.openbsd.org/rkclock.4">rkclock(4)</a> driver for Rockchip RK3399/RK3288 clocks.
                     79:     <li>arm: New <a href="https://man.openbsd.org/rkpinctrl.4">rkpinctrl(4)</a> driver for controlling Rockchip RK3399/RK3288 pins.
                     80:     <li>arm: New <a href="https://man.openbsd.org/rkpgpio.4">rkpgpio(4)</a> driver for Rockchip RK3399 GPIO.
                     81:     <li>arm: New <a href="https://man.openbsd.org/rkgtemp.4">rkptemp(4)</a> driver for Rockchip RK3399 temperature sensors.
                     82:     <li>arm: New <a href="https://man.openbsd.org/rkiic.4">rkiic(4)</a> driver for Rockchip RK3399 I2C controllers.
                     83:     <li>arm: New <a href="https://man.openbsd.org/rkpmic.4">rkpmic(4)</a> driver for the RK808 Power Management IC.
                     84:     <li>arm: New <a href="https://man.openbsd.org/dwmmc.4">dwmmc(4)</a> driver for Synopsis Designware SD/MMC controllers.
                     85:     <li>arm: New <a href="https://man.openbsd.org/dwdog.4">dwdog(4)</a> driver for the Synopsys Designware watchdog timer.
                     86:     <li>arm: New <a href="https://man.openbsd.org/dwxe.4">dwxe(4)</a> driver for the Synopsys Designware Ethernet controller.
1.38      jca        87:     <li>arm: New <a href="https://man.openbsd.org/sxitwi.4">sxitwi(4)</a> driver for the two-wire bus on Allwinner SoCs.
1.12      stsp       88:     <li>arm: New <a href="https://man.openbsd.org/axppmic.4">axppmic(4)</a> driver for the AXP209 I2C PMIC.
                     89:     <li>arm: New <a href="https://man.openbsd.org/bcmaux.4">bcmaux(4)</a> driver for clocks and interrupts on the auxilliary UART on BCM2835 devices.
                     90:     <li>arm: New <a href="https://man.openbsd.org/mvpinctrl.4">mvpinctrl(4)</a> driver to configure pins on Marvell SoCs (Armada 388).
                     91:     <li>arm: New <a href="https://man.openbsd.org/mvneta.4">mvneta(4)</a> driver the Ethernet controller on the Armada 38x series.
1.17      ians       92:     <li>arm: New <a href="https://man.openbsd.org/amdisplay.4">amdisplay(4) & nxphdmi(4)</a> drivers for the Texas Instruments AM335x LCD controller.
1.5       stsp       93:     <li>octeon: New <a href="https://man.openbsd.org/octeon/octsctl.4">octsctl(4)</a> driver for the OCTEON SATA controller bridge.
                     94:     <li>octeon: New <a href="https://man.openbsd.org/octeon/octxctl.4">octxctl(4)</a> driver for the OCTEON USB3 controller bridge.
                     95:     <li>New <a href="https://man.openbsd.org/hvs.4">hvs(4)</a> driver for Hyper-V storage.
                     96:     <li>New <a href="https://man.openbsd.org/pcxrtc.4">pcxrtc(4)</a> driver for the NXP PCF8563 Real Time Clock.
                     97:     <li>New <a href="https://man.openbsd.org/urng.4">urng(4)</a> driver for USB random number generator devices.
                     98:     <li>Intel 8265 and 3168 support was added to the <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> driver.
                     99:     <li>RTL8192CE support was added to the <a href="https://man.openbsd.org/rtwn.4">rtwn(4)</a> driver.
                    100:     <li>RT5360 support was added to the <a href="https://man.openbsd.org/ral.4">ral(4)</a> driver.
                    101:     <li>RTS525A support was added to the <a href="https://man.openbsd.org/rtsx.4">rtsx(4)</a> driver.
                    102:     <li>The <a href="https://man.openbsd.org/acpibat.4">acpibat(4)</a> driver now supports _BIX entries from ACPI 4.0.
                    103:     <li>ACPI hibernate support was added to the <a href="https://man.openbsd.org/nvme.4">nvme(4)</a> driver.
                    104:     <li>Substantially improved ACPI hibernate performance in the <a href="https://man.openbsd.org/ahci.4">ahci(4)</a> driver.
1.16      mikeb     105:     <li>The <a href="https://man.openbsd.org/inteldrm.4">inteldrm(4)</a> driver was updated to code based on Linux 4.4.70. It now supports Skylake, Kaby Lake, and Cherryview devices and has better support for Broadwell and Valleyview devices.
1.28      sthen     106:     <li>The <a href="https://man.openbsd.org/puc.4">puc(4)</a> driver now supports ASIX AX99100 devices.
1.16      mikeb     107:     <li>Xen platform support and the <a href="https://man.openbsd.org/xbf.4">xbf(4)</a> driver in particular have been substantially improved.
1.1       deraadt   108:     <li>...
                    109:     </ul>
                    110:
                    111: <p>
1.36      pd        112: <li><a href="https://man.openbsd.org/amd64/vmm.4">vmm(4)</a>/
                    113:     <a href="https://man.openbsd.org/amd64/vmd.8">vmd(8)</a> improvements:
1.1       deraadt   114:     <ul>
1.36      pd        115:     <li><a href="https://man.openbsd.org/amd64/vmctl.8">vmctl(8)</a> supports
                    116:     paused VM migration using send and receive commands.
1.1       deraadt   117:     <li>...
                    118:     </ul>
                    119: <p>
                    120:
                    121: <li>IEEE 802.11 wireless stack improvements:
                    122:     <ul>
1.8       stsp      123:     <li>MiRA 802.11n TX rate scaling now supports devices with unequal numbers of Tx and Rx streams. Fixes 11n mode for some <a href="https://man.openbsd.org/athn.8">athn(8)</a> devices.
                    124:     <li>The <a href="https://man.openbsd.org/iwn.8">iwn(8)</a> and <a href="https://man.openbsd.org/iwm.8">iwm(8)</a> drivers will now start scanning for a new access point if they no longer receive beacons from their current AP.
                    125:     <li>Prefer the 5GHz band over the 2GHz band during access point selection.
                    126:     <li>Improved debug output in <a href="https://man.openbsd.org/dmesg.8">dmesg(8)</a> when a wireless interface is put into debug mode with <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
1.1       deraadt   127:     </ul>
                    128: <p>
                    129:
                    130: <li>Generic network stack improvements:
                    131:     <ul>
1.20      mpi       132:     <li> Incoming and forwarded IP packets are now processed without
                    133:          KERNEL_LOCK, resulting in better performances and reduced latency
1.4       florian   134:     <li> The kernel no longer handles IPv6 Stateless Address
                    135:          Autoconfiguration (RFC 4862), allowing cleanup and simplification
                    136:          of the IPv6 network stack.
                    137:     <li> The kernel sends IPv6 router solicitations for link local addresses
                    138:          with a link local source address.
1.16      mikeb     139:     <li> FQ-CoDel algorithm has been implemented for use with <a
                    140:          href="https://man.openbsd.org/pf.conf#QUEUEING">pf(4) queueing</a>.
1.31      bluhm     141:     <li>Improve IPv6 checks for IPsec policies and make them consistent
                    142:        with IPv4.
                    143:     <li>Refactor local IP delivery to process IPsec packets in a flow.
                    144:        Avoid that they are enqueued a second time.
                    145:     <li><a href="https://man.openbsd.org/pf.4">pf(4)</a>
                    146:        looks into AH packets and matches on the inner protocol.
                    147:        This makes IPv4 authentication headers work like IPv6.
                    148:     <li>The length of extension header chains in pf(4) is limited.
                    149:        This prevents spending excessive cpu time on crafted packets.
                    150:     <li>Block IPv6 packets in pf(4) that have hop-by-hop options
                    151:        header or destination options header.
                    152:        Such packets can be passed by adding "allow-opts" to the
                    153:        rule.
                    154:        So IPv6 options are handled like their counterpart in IPv4
                    155:        now.
1.38      jca       156:     <li>If the IPv4 ID gets reused too fast, pf(4) fragment reassembly
1.31      bluhm     157:        uses a smarter strategy to drop packets.
1.1       deraadt   158:     <li>...
                    159:     </ul>
                    160: <p>
                    161:
                    162: <li>Installer improvements:
                    163:     <ul>
1.4       florian   164:     <li> The installer now uses the Allotment Routing Table (ART).
1.7       rpe       165:     <li> A unique kernel is now created by the installer to boot from after install/upgrade.
                    166:     <li> On release installs of architectures supported by syspatch "syspatch -c" is added to rc.firsttime.
                    167:     <li> Backwards compatibility code to support the 'rtsol' keyword in hostname.if(5) has been removed.
                    168:     <li> The install.site and upgrade.site scripts are now executed at the end of the install/upgrade process.
                    169:     <li> More detailed information is shown to identify disks.
                    170:     <li> The IPv6 default router selection has been fixed.
1.1       deraadt   171:     <li>...
                    172:     </ul>
                    173: <p>
                    174:
                    175: <li>Routing daemons and other userland network improvements:
                    176:     <ul>
1.4       florian   177:     <li> A new daemon, <a
1.31      bluhm     178:          href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> handles IPv6
1.4       florian   179:          Stateless Address Autoconfiguration (RFC 4862).
1.31      bluhm     180:     <li> <a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> now supports
1.4       florian   181:          "Reducing Energy Consumption of Router Advertisements" (RFC 7772).
1.37      jca       182:     <li><a href="https://man.openbsd.org/rtadvd.8">rtadvd(8)</a> has
                    183:       been fixed to quickly handle IPv6 prefixes changes on the system.
1.31      bluhm     184:     <li><a href="https://man.openbsd.org/ipsecctl.8">ipsecctl(8)</a>
                    185:        can show SA bundles now.
                    186:        The keyword "bundle" allows to create them explicitly.
                    187:        This avoids confusion as they were used implicitly before.
                    188:     <li><a href="https://man.openbsd.org/nc.1">nc(1)</a>
                    189:         has got the option -W "recvlimit" to terminate netcat after
                    190:         receiving a number of packets.
                    191:         This allows to send a UDP request, receive a reply and check
                    192:         the result on the command line.
                    193:     <li>Fix a bunch of races in
                    194:        <a href="https://man.openbsd.org/relayd.8">relayd(8)</a>
                    195:        expecially in HTTP chunked mode.
1.37      jca       196:     <li><a href="https://man.openbsd.org/ndp.8">ndp(8)</a> shows the
                    197:       relevant NDP information when run in a non-default routing
                    198:       domain.
1.40    ! jca       199:     <li><a href="https://man.openbsd.org/ifstated.8">ifstated(8)</a> now
        !           200:       copes with interface departures/arrivals.
1.1       deraadt   201:     <li>...
                    202:     </ul>
                    203: <p>
                    204:
                    205: <li>Security improvements:
                    206:     <ul>
1.9       otto      207:     <li>A new function
                    208:        <a href="https://man.openbsd.org/freezero.3">freezero(3)</a>
                    209:        to easily clear and free memory holding sensitive data has been added.
                    210:     <li>Double free detection has been improved when the F
                    211:        <a href="https://man.openbsd.org/malloc.3">malloc(3)</a> option is used.
                    212:        The existing S option now includes F.
1.24      anton     213:     <li>The <a href="https://man.openbsd.org/tty.4#TIOCSTI">TIOCSTI</a>
1.19      deraadt   214:        tty ioctl has been removed.  The I/O-loops in the last two consumers
1.24      anton     215:        <a href="https://man.openbsd.org/csh.1">csh(1)</a> and
                    216:        <a href="https://man.openbsd.org/mail.1">mail(1)</a>
1.19      deraadt   217:        were rewritten to cope with the removal.
1.29      brynet    218:     <li>Trapsleds, a new mitigation that significantly reduces the amount of
1.30      brynet    219:         nops in the instruction stream, converting them to traps, making it
                    220:         harder to target potential gadgets.
1.29      brynet    221:     <li>Kernel Address Randomized Link (KARL), a new "link-kit" allows the .o
                    222:         files of the kernel to be relinked in a random order, creating a unique
                    223:         kernel for each boot.
                    224:     <li>Like with libc previously,
                    225:         <a href="https://man.openbsd.org/rc.8">rc(8)</a> re-links libcrypto on
                    226:         startup, placing the objects in a random order.
                    227:     <li>In addition to libcrypto, to deter code reuse exploits,
                    228:         <a href="https://man.openbsd.org/rc.8">rc(8)</a> re-links
                    229:         <a href="https://man.openbsd.org/ld.so.1">ld.so</a> on
                    230:         startup, placing the objects in a random order.
1.31      bluhm     231:     <li>If process accounting is activated with
                    232:        <a href="https://man.openbsd.org/accton.8">accton(8)</a>,
                    233:        the daily mail shows pledge violations and program crashes.
                    234:        <a href="https://man.openbsd.org/lastcomm.8">lastcomm(8)</a>
                    235:        uses the flags P and T for such processes.
1.34      brynet    236:     <li><a href="https://man.openbsd.org/pflogd.8">pflogd(8)</a> uses the
                    237:        fork+exec model.
                    238:     <li><a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a> uses the
                    239:        fork+exec model.
1.39      jca       240:     <li><a href="https://man.openbsd.org/ifstated.8">ifstated(8)</a>
                    241:       uses <a href="https://man.openbsd.org/pledge.2">pledge(2)</a>.
                    242:     <li><a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a> and
                    243:       <a href="https://man.openbsd.org/snmpd.8">snmpctl(8)</a> now use
                    244:       <a href="https://man.openbsd.org/pledge.2">pledge(2)</a>.
1.1       deraadt   245:     </ul>
                    246: <p>
                    247:
1.32      krw       248: <li><a href="https://man.openbsd.org/dhcpd.8">dhcpd(8)</a>/
1.1       deraadt   249:     <a href="https://man.openbsd.org/dhcrelay.8">dhcrelay(8)</a> improvements:
                    250:     <ul>
1.32      krw       251:     <li>Add support for echo-client-id statement to
1.35      krw       252:       <a href="https://man.openbsd.org/dhcpd.conf.5">dhclient.conf(5)</a>.
                    253:     <li>Take greater care to process all data read, and only data read, from the
                    254:       <a href="https://man.openbsd.org/bpf.4">bpf(4)</a>
                    255:       socket.
                    256:     <li>Use /dev/bpf instead of /dev/bpf0.
                    257:     <li>Handle DHCPINFORM messages from clients behind a DHCP relay.
                    258:     <li>Fix handling of
                    259:       <a href="https://man.openbsd.org/carp.4">carp(4)</a>
                    260:       interfaces in
                    261:        <a href="https://man.openbsd.org/dhcrelay.8">dhcrelay(8)</a>.
                    262:     <li>Don't stop
                    263:       <a href="https://man.openbsd.org/dhcrelay.8">dhcrelay(8)</a>
                    264:       logging to stderr when it is started with the -d option.
1.32      krw       265:     </ul>
                    266: <p>
                    267:
                    268: <li><a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> improvements:
                    269:     <ul>
                    270:     <li>Log messages reworked and clarified, in particular by prefixing
                    271:        the name of the relevant network interface.
                    272:     <li>Treat SSID as 0 to 32 bytes of binary data, not a string.
                    273:     <li>Use RTM_PROPOSAL to take control of an interface rather than flipping
                    274:       interface down and up in the hope that other
                    275:       <a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a>
                    276:       instances notice.
                    277:     <li>Reduce file operations needed by -L option by opening file at
                    278:       startup and using it throughout process lifetime.
                    279:     <li>Improve <a href="https://man.openbsd.org/resolv.conf.5">resolv.conf(5)</a>
                    280:       handling by reducing writes and more reliably determining which interface
                    281:       has the current default route.
                    282:     <li>Take greater care to process all data read, and only data read, from the
                    283:       <a href="https://man.openbsd.org/bpf.4">bpf(4)</a>
                    284:       socket.
                    285:     <li>Improve the determination of the link state of an interface.
                    286:     <li>Decline inappropriate lease offers as soon as they are deemed
                    287:       inappropriate.
                    288:     <li>Drop support for the timestamp formats used in lease files created
                    289:       more than four years ago.
                    290:     <li>Accept an offer from the server that sent the first copy of
                    291:       the offer, not the server that sent the last copy.
                    292:     <li>Don't delete addresses and routes when exiting.
                    293:     <li>Ensure IPv6 packets are not read from sockets.
                    294:     <li>Don't silently ignore obsolete keywords in
                    295:       <a href="https://man.openbsd.org/dhclient.conf.5">dhclient.conf(5)</a>
                    296:     <li>Reduce memory footprint by shrinking oversized static buffers.
                    297:     <li>Eliminate repeated socket opens by opening the required sockets during
                    298:       startup.
                    299:     <li>Fix construction of unicast UDP packets, broken in 5.6.
                    300:     <li>Improve determination of when a renewed lease requires interface
                    301:       configuration changes.
                    302:     <li>Don't exit when addresses are manually added or deleted from an
                    303:       interface.
                    304:     <li>Don't support option 33, classfull IP addresses.
                    305:     <li>Fix configuration of default routes supplied by classless route options.
                    306:     <li>Consider
                    307:       <a href="https://man.openbsd.org/dhclient.conf.5">dhclient.conf(5)</a>
                    308:       contents when determining what MTU value to configure.
                    309:     <li>Consider
                    310:       <a href="https://man.openbsd.org/dhclient.conf.5">dhclient.conf(5)</a>
                    311:       contents when creating the content of
                    312:       <a href="https://man.openbsd.org/resolv.conf.5">resolv.conf(5)</a>.
                    313:     <li>Delete direct routes when routes are flushed.
                    314:     <li>Don't label routes with "DHCLIENT nnnn".
                    315:     <li>Don't delete addresses or routes that will be immediately added back.
                    316:     <li>Delete addresses and routes only when a renewal request is NAK'ed.
                    317:     <li>Don't wait forever for requested information on the default route.
                    318:     <li>Don't exit when an attempt to send a packet fails.
                    319:     <li>Don't log a packet send when the send fails.
                    320:     <li>Remove the -u option, broken since 2013 without complaints.
1.35      krw       321:     <li>Use /dev/bpf instead of /dev/bpf0.
1.1       deraadt   322:     </ul>
                    323: <p>
                    324:
                    325: <li>Assorted improvements:
                    326:     <ul>
1.14      anton     327:     <li>Improved UTF-8 line editing support for
1.24      anton     328:        <a href="https://man.openbsd.org/ksh.1">ksh(1)</a>
1.14      anton     329:        Emacs and Vi input mode.
1.22      tb        330:     <li>The HISTFILE of <a href="https://man.openbsd.org/ksh.1">ksh(1)</a> now uses
                    331:         a plain text format. Support for the
                    332:         <a href="https://man.openbsd.org/ksh#HISTCONTROL">HISTCONTROL</a>
                    333:         environment variable was added.
1.37      jca       334:     <li>The performance of the memory deallocator used by
                    335:       <a href="https://man.openbsd.org/ksh.1">ksh(1)</a> has been fixed.
                    336:     <li>The <tt>emacs-usemeta</tt> <a href="https://man.openbsd.org/ksh.1">ksh(1)</a>
                    337:       flag is no longer needed and is now deprecated.
1.24      anton     338:          <li>New <a href="https://man.openbsd.org/futex">futex(2)</a> syscall
                    339:          <li>New pthread <a href="https://man.openbsd.org/pthread_mutex_init">mutex</a>
                    340:          and <a href="https://man.openbsd.org/pthread_cond_init">condition variable</a>
1.20      mpi       341:          implementations improving latency of threaded applications
1.24      anton     342:          <li>New <a href="https://man.openbsd.org/ctfdump">ctfdump</a>
                    343:          and <a href="https://man.openbsd.org/ctfconv">ctfconv</a> tools to manipulate
1.20      mpi       344:          CTF (Compact C Type Format).
1.31      bluhm     345:     <li>The error handling in
                    346:        <a href="https://man.openbsd.org/syslogd.8">syslogd(8)</a>
                    347:        has been improved.
1.38      jca       348:        Even if internal errors occur, the daemon tries to keep
1.31      bluhm     349:        unaffected subsystems active.
                    350:        So as many messages as possible are logged.
                    351:        They can be filtered by severity and facility "syslog".
                    352:     <li>syslogd(8) can now suppress "last message repeated" which is
                    353:        useful for remote logging.
                    354:     <li>syslogd(8) can listen on multiple TLS sockets.
                    355:     <li>syslogd(8) closes the *.514 UDP sockets when they are not
                    356:        needed.
                    357:     <li>Truncate log messates at 8192 bytes everywhere.
1.37      jca       358:     <li><a href="https://man.openbsd.org/newsyslog.8">newsyslog(8)</a>
                    359:       now skips and logs invalid config lines.
1.31      bluhm     360:     <li>Nested mount points are umounted in correct order.
1.33      krw       361:     <li>Fix creation of
                    362:       <a href="https://man.openbsd.org/softraid.4">softraid(4)</a>
                    363:       CONCAT volumes.
                    364:     <li>Include
                    365:       <a href="https://man.openbsd.org/softraid.4">softraid(4)</a>
                    366:       volume and backing disk information in i/o error messages.
                    367:     <li>Make
                    368:       <a href="https://man.openbsd.org/vioscsi.4">vioscsi(4)</a>
                    369:       a normal
                    370:       <a href="https://man.openbsd.org/scsi.4">scsi(4)</a>
                    371:       device by eliminating its use of the obsolete XS_NO_CCB mechanism.
1.38      jca       372:     <li>Remove last vestiges of now unused XS_NO_CCB mechanism.
1.1       deraadt   373:     </ul>
                    374: <p>
                    375:
                    376: <li>OpenSMTPD X.X.X
                    377:     <ul>
                    378:     <li>...
                    379:     </ul>
                    380: <p>
                    381:
                    382: <li>OpenSSH 7.X
                    383:     <ul>
                    384:     <li>Security:
                    385:       <ul>
                    386:       <li>...
                    387:       </ul>
                    388:     <li>New/changed features:
                    389:       <ul>
1.31      bluhm     390:       <li>Add RemoteCommand option to specify a command in the
                    391:        <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>
                    392:        config file instead of giving it on the client's command
                    393:        line.
                    394:        The feature allows to automate tasks using ssh config.
1.1       deraadt   395:       <li>...
                    396:       </ul>
                    397:     <li>The following significant bugs have been fixed in this release:
                    398:       <ul>
                    399:       <li>...
                    400:       </ul>
                    401:     </ul>
                    402: <p>
                    403:
                    404: <li>LibreSSL X.X.X
                    405:     <ul>
                    406:     <li>...
                    407:     </ul>
                    408: <p>
                    409:
                    410: <li>mandoc X.XX.X
                    411:     <ul>
                    412:     <li>...
                    413:     </ul>
                    414: <p>
                    415:
                    416: <li>Ports and packages:
                    417:     <dl>
1.10      espie     418:     <dt>A massive amount of clang-related fixes happened between 6.1 and 6.2.
1.1       deraadt   419:     <dt>Many pre-built packages for each architecture:
                    420:     </dl>
                    421:     <!-- number of FTP packages minus SHA256, SHA256.sig, index.txt -->
                    422:     <table border=0 cellspacing=0 cellpadding=2 width="95%">
                    423:     <tr>
                    424:     <td valign="top" width="25%">
                    425:     <ul>
                    426:       <li>alpha:      XXXX
                    427:       <li>amd64:      XXXX
                    428:       <li>arm:        XXXX
                    429:     </ul></td><td valign=top width="25%"><ul>
                    430:       <li>hppa:       XXXX
                    431:       <li>i386:       XXXX
                    432:       <li>mips64:     XXXX
                    433:     </ul></td><td valign=top width="25%"><ul>
                    434:       <li>mips64el:   XXXX
                    435:       <li>powerpc:    XXXX
                    436:       <li>sparc64:    XXXX
                    437:     </ul></td></tr></table>
                    438:     <p>
                    439:
                    440:     <dl>
                    441:     <dt>Some highlights:
                    442:     </dl>
                    443:     <table border=0 cellspacing=0 cellpadding=2 width="95%">
                    444:     <tr>
                    445:     <td valign="top" width="50%"><ul>
1.3       jasper    446:        <li>AFL 2.51b
                    447:        <li>Chromium 61.0.3163.100
                    448:        <li>Emacs 21.4 and 25.3
1.1       deraadt   449:        <li>GCC 4.9.4
                    450:        <li>GHC 7.10.3
1.3       jasper    451:        <li>Gimp 2.8.22
                    452:        <li>GNOME 3.24.2
                    453:        <li>Go 1.9
1.1       deraadt   454:        <li>Groff 1.22.3
1.3       jasper    455:        <li>JDK 8u144
1.18      lteo      456:        <li>KDE 3.5.10 and 4.14.3 (plus KDE4 core updates)
1.3       jasper    457:        <li>LLVM/Clang 5.0.0
                    458:        <li>LibreOffice 5.2.7.2
1.1       deraadt   459:        <li>Lua 5.1.5, 5.2.4, and 5.3.4
1.3       jasper    460:        <li>MariaDB 10.0.32
                    461:        <li>Mozilla Firefox 52.4.0esr and 56.0.0
                    462:        <li>Mozilla Thunderbird 52.2.1
1.1       deraadt   463:     </ul></td><td valign=top width="50%"><ul>
1.3       jasper    464:        <li>Mutt 1.9.1 and NeoMutt 20170912
                    465:        <li>Node.js 6.11.2
1.1       deraadt   466:        <li>Ocaml 4.03.0
1.3       jasper    467:        <li>OpenLDAP 2.3.43 and 2.4.45
1.18      lteo      468:        <li>PHP 5.6.31 and 7.0.23
1.3       jasper    469:        <li>Postfix 3.2.2 and 3.3-20170910
                    470:        <li>PostgreSQL 9.6.5
                    471:        <li>Python 2.7.14 and 3.6.2
                    472:        <li>R 3.4.1
                    473:        <li>Ruby 1.8.7.374, 2.1.9, 2.2.8, 2.3.5 and 2.4.2
                    474:        <li>Rust 1.20.0
                    475:        <li>Sendmail 8.16.0.21
                    476:        <li>SQLite3 3.20.1
                    477:        <li>Sudo 1.8.21.2
                    478:        <li>Tcl/Tk 8.5.19 and 8.6.6
                    479:        <li>TeX Live 2016
                    480:        <li>Vim 8.0.0987
1.1       deraadt   481:        <li>Xfce 4.12
                    482:     </ul></td></tr></table>
                    483: <p>
                    484:
                    485: <li>As usual, steady improvements in manual pages and other documentation.
                    486: <p>
                    487:
                    488: <li>The system includes the following major components from outside suppliers:
                    489:     <ul>
1.13      matthieu  490:     <li>Xenocara (based on X.Org 7.7 with xserver 1.18.4 + patches,
                    491:       freetype 2.8.0, fontconfig 2.12.4, Mesa 13.0.6, xterm 330,
1.1       deraadt   492:       xkeyboard-config 2.20 and more)
                    493:     <li>LLVM/Clang 4.0.0 (+ patches)
                    494:     <li>GCC 4.2.1 (+ patches) and 3.3.6 (+ patches)
1.18      lteo      495:     <li>Perl 5.24.2 (+ patches)
1.2       florian   496:     <li>NSD 4.1.17
                    497:     <li>Unbound 1.6.6
1.1       deraadt   498:     <li>Ncurses 5.7
                    499:     <li>Binutils 2.17 (+ patches)
                    500:     <li>Gdb 6.3 (+ patches)
                    501:     <li>Awk Aug 10, 2011 version
1.31      bluhm     502:     <li>Expat 2.2.4
1.1       deraadt   503:     </ul>
                    504: </ul>
                    505:
                    506: <hr>
                    507:
                    508: <h3 id="install"><font color="#0000e0">How to install</font></h3>
                    509:
                    510: Please refer to the following files on the mirror site for
                    511: extensive details on how to install OpenBSD 6.2 on your machine:
                    512:
                    513: <ul>
                    514: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/alpha/INSTALL.alpha">
                    515:        .../OpenBSD/6.2/alpha/INSTALL.alpha</a>
                    516: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/amd64/INSTALL.amd64">
                    517:        .../OpenBSD/6.2/amd64/INSTALL.amd64</a>
                    518: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/arm64/INSTALL.arm64">
                    519:        .../OpenBSD/6.2/arm64/INSTALL.arm64</a>
                    520: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/armv7/INSTALL.armv7">
                    521:        .../OpenBSD/6.2/armv7/INSTALL.armv7</a>
                    522: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/hppa/INSTALL.hppa">
                    523:        .../OpenBSD/6.2/hppa/INSTALL.hppa</a>
                    524: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/i386/INSTALL.i386">
                    525:        .../OpenBSD/6.2/i386/INSTALL.i386</a>
                    526: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/landisk/INSTALL.landisk">
                    527:        .../OpenBSD/6.2/landisk/INSTALL.landisk</a>
                    528: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/loongson/INSTALL.loongson">
                    529:        .../OpenBSD/6.2/loongson/INSTALL.loongson</a>
                    530: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/luna88k/INSTALL.luna88k">
                    531:        .../OpenBSD/6.2/luna88k/INSTALL.luna88k</a>
                    532: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/macppc/INSTALL.macppc">
                    533:        .../OpenBSD/6.2/macppc/INSTALL.macppc</a>
                    534: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/octeon/INSTALL.octeon">
                    535:        .../OpenBSD/6.2/octeon/INSTALL.octeon</a>
                    536: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/sgi/INSTALL.sgi">
                    537:        .../OpenBSD/6.2/sgi/INSTALL.sgi</a>
                    538: <li><a href="https://ftp.openbsd.org/pub/OpenBSD/6.2/sparc64/INSTALL.sparc64">
                    539:        .../OpenBSD/6.2/sparc64/INSTALL.sparc64</a>
                    540: </ul>
                    541:
                    542: <hr>
                    543:
                    544: <p>
                    545: Quick installer information for people familiar with OpenBSD, and the use of
                    546: the "<a href="https://man.openbsd.org/disklabel.8">disklabel</a> -E" command.
                    547: If you are at all confused when installing OpenBSD, read the relevant
                    548: INSTALL.* file as listed above!
                    549:
                    550: <h3><font color="#e00000">OpenBSD/alpha:</font></h3>
                    551:
                    552: <ul style="list-style-type: none">
                    553: <li>
                    554: Write <i>floppy62.fs</i> or <i>floppyB62.fs</i> (depending on your machine)
                    555: to a diskette and enter <i>boot dva0</i>.
                    556: Refer to INSTALL.alpha for more details.
                    557: <p>
                    558: <li>
                    559: Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install
                    560: will most likely fail.
                    561: </ul>
                    562:
                    563: <h3><font color="#e00000">OpenBSD/amd64:</font></h3>
                    564:
                    565: <ul style="list-style-type: none">
                    566: <li>
                    567: If your machine can boot from CD, you can write <i>install62.iso</i> or
                    568: <i>cd62.iso</i> to a CD and boot from it.
                    569: You may need to adjust your BIOS options first.
                    570: <p>
                    571: <li>
                    572: If your machine can boot from USB, you can write <i>install62.fs</i> or
                    573: <i>miniroot62.fs</i> to a USB stick and boot from it.
                    574: <p>
                    575: <li>
                    576: If you can't boot from a CD, floppy disk, or USB,
                    577: you can install across the network using PXE as described in the included
                    578: INSTALL.amd64 document.
                    579: <p>
                    580: <li>
                    581: If you are planning to dual boot OpenBSD with another OS, you will need to
                    582: read INSTALL.amd64.
                    583: </ul>
                    584:
                    585: <h3><font color="#e00000">OpenBSD/arm64:</font></h3>
                    586:
                    587: <ul style="list-style-type: none">
                    588: <li>
                    589: Write <i>miniroot62.fs</i> to a disk and boot from it after connecting
                    590: to the serial console.  Refer to INSTALL.arm64 for more details.
                    591: <p>
                    592: </ul>
                    593:
                    594: <h3><font color="#e00000">OpenBSD/armv7:</font></h3>
                    595:
                    596: <ul style="list-style-type: none">
                    597: <li>
                    598: Write a system specific miniroot to an SD card and boot from it after connecting
                    599: to the serial console.  Refer to INSTALL.armv7 for more details.
                    600: <p>
                    601: </ul>
                    602:
                    603: <h3><font color="#e00000">OpenBSD/hppa:</font></h3>
                    604:
                    605: <ul style="list-style-type: none">
                    606: <li>
                    607: Boot over the network by following the instructions in INSTALL.hppa or the
                    608: <a href="hppa.html#install">hppa platform page</a>.
                    609: </ul>
                    610:
                    611: <h3><font color="#e00000">OpenBSD/i386:</font></h3>
                    612:
                    613: <ul style="list-style-type: none">
                    614: <li>
                    615: If your machine can boot from CD, you can write <i>install62.iso</i> or
                    616: <i>cd62.iso</i> to a CD and boot from it.
                    617: You may need to adjust your BIOS options first.
                    618: <p>
                    619: <li>
                    620: If your machine can boot from USB, you can write <i>install62.fs</i> or
                    621: <i>miniroot62.fs</i> to a USB stick and boot from it.
                    622: <p>
                    623: <li>
                    624: If you can't boot from a CD, floppy disk, or USB,
                    625: you can install across the network using PXE as described in
                    626: the included INSTALL.i386 document.
                    627: <p>
                    628: <li>
                    629: If you are planning on dual booting OpenBSD with another OS, you will need to
                    630: read INSTALL.i386.
                    631: </ul>
                    632:
                    633: <h3><font color="#e00000">OpenBSD/landisk:</font></h3>
                    634:
                    635: <ul style="list-style-type: none">
                    636: <li>
                    637: Write <i>miniroot62.fs</i> to the start of the CF
                    638: or disk, and boot normally.
                    639: </ul>
                    640:
                    641: <h3><font color="#e00000">OpenBSD/loongson:</font></h3>
                    642:
                    643: <ul style="list-style-type: none">
                    644: <li>
                    645: Write <i>miniroot62.fs</i> to a USB stick and boot bsd.rd from it
                    646: or boot bsd.rd via tftp.
                    647: Refer to the instructions in INSTALL.loongson for more details.
                    648: </ul>
                    649:
                    650: <h3><font color="#e00000">OpenBSD/luna88k:</font></h3>
                    651:
                    652: <ul style="list-style-type: none">
                    653: <li>
                    654: Copy `boot' and `bsd.rd' to a Mach or UniOS partition, and boot the bootloader
                    655: from the PROM, and then bsd.rd from the bootloader.
                    656: Refer to the instructions in INSTALL.luna88k for more details.
                    657: </ul>
                    658:
                    659: <h3><font color="#e00000">OpenBSD/macppc:</font></h3>
                    660:
                    661: <ul style="list-style-type: none">
                    662: <li>
                    663: Burn the image from a mirror site to a CDROM, and power on your machine
                    664: while holding down the <i>C</i> key until the display turns on and
                    665: shows <i>OpenBSD/macppc boot</i>.
                    666: <p>
                    667: <li>
                    668: Alternatively, at the Open Firmware prompt, enter <i>boot cd:,ofwboot
                    669: /6.2/macppc/bsd.rd</i>
                    670: </ul>
                    671:
                    672: <h3><font color="#e00000">OpenBSD/octeon:</font></h3>
                    673:
                    674: <ul style="list-style-type: none">
                    675: <li>
                    676: After connecting a serial port, boot bsd.rd over the network via DHCP/tftp.
                    677: Refer to the instructions in INSTALL.octeon for more details.
                    678: </ul>
                    679:
                    680: <h3><font color="#e00000">OpenBSD/sgi:</font></h3>
                    681:
                    682: <ul style="list-style-type: none">
                    683: <li>
                    684: To install, burn cd62.iso on a CD-R, put it in the CD drive of your
                    685: machine and select <i>Install System Software</i> from the System Maintenance
                    686: menu. Indigo/Indy/Indigo2 (R4000) systems will not boot automatically from
                    687: CD-ROM, and need a proper invocation from the PROM prompt.
                    688: Refer to the instructions in INSTALL.sgi for more details.
                    689:
                    690: <p>
                    691: <li>
                    692: If your machine doesn't have a CD drive, you can setup a DHCP/tftp network
                    693: server, and boot using "bootp()/bsd.rd.IP##" using the kernel matching your
                    694: system type. Refer to the instructions in INSTALL.sgi for more details.
                    695: </ul>
                    696:
                    697: <h3><font color="#e00000">OpenBSD/sparc64:</font></h3>
                    698:
                    699: <ul style="list-style-type: none">
                    700: <li>
                    701: Burn the image from a mirror site to a CDROM, boot from it, and type
                    702: <i>boot cdrom</i>.
                    703: <p>
                    704: <li>
                    705: If this doesn't work, or if you don't have a CDROM drive, you can write
                    706: <i>floppy62.fs</i> or <i>floppyB62.fs</i>
                    707: (depending on your machine) to a floppy and boot it with <i>boot
                    708: floppy</i>. Refer to INSTALL.sparc64 for details.
                    709: <p>
                    710: <li>
                    711: Make sure you use a properly formatted floppy with NO BAD BLOCKS or your install
                    712: will most likely fail.
                    713: <p>
                    714: <li>
                    715: You can also write <i>miniroot62.fs</i> to the swap partition on
                    716: the disk and boot with <i>boot disk:b</i>.
                    717: <p>
                    718: <li>
                    719: If nothing works, you can boot over the network as described in INSTALL.sparc64.
                    720: </ul>
                    721:
                    722: <hr>
                    723:
                    724: <h3 id="upgrade"><font color="#0000e0">How to upgrade</font></h3>
                    725:
                    726: If you already have an OpenBSD 6.1 system, and do not want to reinstall,
                    727: upgrade instructions and advice can be found in the
                    728: <a href="faq/upgrade62.html">Upgrade Guide</a>.
                    729: <p>
                    730:
                    731: <hr>
                    732:
                    733: <h3 id="sourcecode"><font color="#0000e0">Notes about the source code</font></h3>
                    734:
                    735: <tt>src.tar.gz</tt> contains a source archive starting at <tt>/usr/src</tt>.
                    736: This file contains everything you need except for the kernel sources,
                    737: which are in a separate archive.
                    738: To extract:
                    739:
                    740: <blockquote><pre>
                    741: # <b>mkdir -p /usr/src</b>
                    742: # <b>cd /usr/src</b>
                    743: # <b>tar xvfz /tmp/src.tar.gz</b>
                    744: </pre></blockquote>
                    745:
                    746: <tt>sys.tar.gz</tt> contains a source archive starting at <tt>/usr/src/sys</tt>.
                    747: This file contains all the kernel sources you need to rebuild kernels.
                    748: To extract:
                    749:
                    750: <blockquote><pre>
                    751: # <b>mkdir -p /usr/src/sys</b>
                    752: # <b>cd /usr/src</b>
                    753: # <b>tar xvfz /tmp/sys.tar.gz</b>
                    754: </pre></blockquote>
                    755:
                    756: Both of these trees are a regular CVS checkout.  Using these trees it
                    757: is possible to get a head-start on using the anoncvs servers as
                    758: described <a href="anoncvs.html">here</a>.
                    759: Using these files
                    760: results in a much faster initial CVS update than you could expect from
                    761: a fresh checkout of the full OpenBSD source tree.
                    762: <p>
                    763:
                    764: <hr>
                    765:
                    766: <h3 id="ports"><font color="#0000e0">Ports Tree</font></h3>
                    767:
                    768: A ports tree archive is also provided.  To extract:
                    769:
                    770: <blockquote><pre>
                    771: # <b>cd /usr</b>
                    772: # <b>tar xvfz /tmp/ports.tar.gz</b>
                    773: </pre></blockquote>
                    774:
                    775: Go read the <a href="faq/ports/index.html">ports</a> page
                    776: if you know nothing about ports
                    777: at this point.  This text is not a manual of how to use ports.
                    778: Rather, it is a set of notes meant to kickstart the user on the
                    779: OpenBSD ports system.
                    780: <p>
                    781: The <i>ports/</i> directory represents a CVS checkout of our ports.
                    782: As with our complete source tree, our ports tree is available via
                    783: <a href="anoncvs.html">AnonCVS</a>.
                    784: So, in order to keep up to date with the <i>-stable</i> branch, you must make
                    785: the <i>ports/</i> tree available on a read-write medium and update the tree
                    786: with a command like:
                    787:
                    788: <blockquote><pre>
                    789: # <b>cd /usr/ports</b>
1.15      phessler  790: # <b>cvs -d anoncvs@server.openbsd.org:/cvs update -Pd -rOPENBSD_6_2</b>
1.1       deraadt   791: </pre></blockquote>
                    792:
                    793: [Of course, you must replace the server name here with a nearby anoncvs
                    794: server.]
                    795: <p>
                    796: Note that most ports are available as packages on our mirrors. Updated
                    797: ports for the 6.2 release will be made available if problems arise.
                    798: <p>
                    799: If you're interested in seeing a port added, would like to help out, or just
                    800: would like to know more, the mailing list
                    801: <a href="mail.html">ports@openbsd.org</a> is a good place to know.
                    802: <p>
                    803: </body>
                    804: </html>