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<h2 id=OpenBSD>
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<i>Open</i><b>BSD</b></a>
7.0 Changelog
</h2>
<hr>
<p>
This selection is intended to include all important
and all user-visible changes.
For a complete record of all changes, please see the "source-changes"
mailing list, called "OpenBSD CVS"
in the <a href="https://marc.info/?l=openbsd-cvs">archives</a>,
or use <a href="anoncvs.html#CVS">CVS</a>.
<p>
For changes in other releases, click below:<br>
<a href="plus20.html">2.0</a>,
<a href="plus21.html">2.1</a>,
<a href="plus22.html">2.2</a>,
<a href="plus23.html">2.3</a>,
<a href="plus24.html">2.4</a>,
<a href="plus25.html">2.5</a>,
<a href="plus26.html">2.6</a>,
<a href="plus27.html">2.7</a>,
<a href="plus28.html">2.8</a>,
<a href="plus29.html">2.9</a>,
<a href="plus30.html">3.0</a>,
<a href="plus31.html">3.1</a>,
<a href="plus32.html">3.2</a>,
<a href="plus33.html">3.3</a>,
<a href="plus34.html">3.4</a>,
<a href="plus35.html">3.5</a>,
<a href="plus36.html">3.6</a>,
<br>
<a href="plus37.html">3.7</a>,
<a href="plus38.html">3.8</a>,
<a href="plus39.html">3.9</a>,
<a href="plus40.html">4.0</a>,
<a href="plus41.html">4.1</a>,
<a href="plus42.html">4.2</a>,
<a href="plus43.html">4.3</a>,
<a href="plus44.html">4.4</a>,
<a href="plus45.html">4.5</a>,
<a href="plus46.html">4.6</a>,
<a href="plus47.html">4.7</a>,
<a href="plus48.html">4.8</a>,
<a href="plus49.html">4.9</a>,
<a href="plus50.html">5.0</a>,
<a href="plus51.html">5.1</a>,
<a href="plus52.html">5.2</a>,
<a href="plus53.html">5.3</a>,
<br>
<a href="plus54.html">5.4</a>,
<a href="plus55.html">5.5</a>,
<a href="plus56.html">5.6</a>,
<a href="plus57.html">5.7</a>,
<a href="plus58.html">5.8</a>,
<a href="plus59.html">5.9</a>,
<a href="plus60.html">6.0</a>,
<a href="plus61.html">6.1</a>,
<a href="plus62.html">6.2</a>,
<a href="plus63.html">6.3</a>,
<a href="plus64.html">6.4</a>,
<a href="plus65.html">6.5</a>,
<a href="plus66.html">6.6</a>,
<a href="plus67.html">6.7</a>,
<a href="plus68.html">6.8</a>,
<a href="plus69.html">6.9</a>,
<a href="plus71.html">7.1</a>,
<br>
<a href="plus72.html">7.2</a>,
<a href="plus73.html">7.3</a>,
<a href="plus74.html">7.4</a>,
<a href="plus75.html">7.5</a>,
<a href="plus.html">current</a>.
<br>
<p>
<h3>Changes made between OpenBSD 6.9 and 7.0</h3>
<p>
<ul>
<!-- 2021/09/26 -->
<li>Released <a href="https://www.openssh.com/txt/release-8.8">OpenSSH 8.8</a>.
<li>Corrected <a href="https://man.openbsd.org/sshd.8">sshd(8)</a> initialization of supplemental groups when executing an AuthorizedKeysCommand or AuthorizedPrincipalsCommand helper program (not enabled by default) as a different user.
<!-- 2021/09/25 -->
<!-- 2021/09/24 -->
<!-- 2021/09/23 -->
<li>Updated timezone information to remove DST for Samoa.
<li>Avoided a potential overread in x509_constraints_parse_mailbox().
<li>Fixed a memory leak in <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>.
<!-- 2021/09/22 -->
<li>Adjusted <a href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a> RIB_GENERIC_ADDPATH MRT message handling to work with other MRT implementations.
<li>Added a workaround to <a href="https://man.openbsd.org/amdgpu.4">amdgpu(4)</a> for machines where the framebuffer size reported by the hardware is incorrect.
<li>Prevented <a href="https://man.openbsd.org/ucc.4">ucc(4)</a> keyboards from changing the <a href="https://man.openbsd.org/wsmux.4">wsmux(4)</a> keyboard layout.
<!-- 2021/09/21 -->
<li>Moved objcopy to base set to allow KARL to work on all installs.
<li>Fixed <a href="https://man.openbsd.org/pchgpio.4">pchgpio(4)</a> issues with dead touchpads after resume.
<li>Moved to <a href="https://man.openbsd.org/bgpd.8">OpenBGPD 7.2(8)</a>.
<li>Prevented <a href="https://man.openbsd.org/strlcpy.3">strlcpy(3)</a> from reading too much in <a href="https://man.openbsd.org/btrace.8">btrace(8)</a>.
<!-- 2021/09/20 -->
<li>Allowed <a href="https://man.openbsd.org/xenodm.1">xenodm(1)</a> login when ~./Xauthority does not exist.
<li>Fixed <a href="https://man.openbsd.org/disklabel.8">disklabel(8)</a> generation on sparc64.
<li>Silently ignored invalid requests to change the encoding of a <a href="https://man.openbsd.org/ucc.4">ucc(4)</a> keyboard.
<li>Changed <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> client identifier transmission to match other dhcp client implementations.
<!-- 2021/09/19 -->
<li>Fixed the <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> "Allocated port" debug message for unix sockets.
<li>Switched <a href="https://man.openbsd.org/scp.1">scp(1)</a> back to using the original scp/rcp protocol by default for release.
<li>Unlocked the top part of the VM fault handler on i386.
<!-- 2021/09/18 -->
<li>In <a href="https://man.openbsd.org/pchgpio.4">pchgpio(4)</a>, worked around a BIOS bug on Lenovo Thinkpads based on Intel's Tiger Lake platform to properly restore the GPIO pin used for the touchpad interrupt upon resume.
<li>Zeroed out potential passwords when freeing memory or handling parsing errors in <a href="https://man.openbsd.org/iked.8">iked(8)</a>.
<!-- 2021/09/17 -->
<li>Fixed <a href="https://man.openbsd.org/acme-client.1">acme-client(1)</a> SAN generation for CSRs.
<!-- 2021/09/16 -->
<li>Implemented flushing for TLSv1.3 handshakes.
<li>Made <a href="https://man.openbsd.org/scp.1">scp(1)</a> SFTP mode (including error logging) more scp-like.
<li>Prevented a crash on strict alignment architectures of <a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a> WireGuard printer.
<!-- 2021/09/15 -->
<li>Set the <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> X.509 validation depth limit to 12 or double the current depth.
<li>Simplified <a href="https://man.openbsd.org/dhcpleasectl.8">dhcpleasectl(8)</a> and added syntax to match <a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> (interface), allowing one to be aliased to the other.
<li>Allowed CanonicalPermittedCNAMEs=none in <a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>.
<!-- 2021/09/14 -->
<li>Made pmap_extract() mpsafe on hppa and amd64.
<li>Limited <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> to 300 deltas to sync an RRDP repository rather than fetching a snapshot.
<li>Put back the mux_ctx memleak fix for SSH_CHANNEL_MUX_CLIENT in <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>.
<li>Enabled <a href="https://man.openbsd.org/cy.4">cy(4)</a> on amd64.
<li>Retried broadcast with <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> when the dhcp server is unreachable via unicast UDP.
<!-- 2021/09/13 -->
<li>Added a theoretical limit of 512 to the number of allocated vcpus in <a href="https://man.openbsd.org/vmm.4">vmm(4)</a>.
<li>Introduced /etc/<a href="https://man.openbsd.org/bsd.re-config.5">bsd.re-config(5)</a>, which can be used to configure the kernel using <a href="https://man.openbsd.org/config.8">config(8)</a>, allowing use of KARL while making changes to the GENERIC kernel.
<li>Checked the installer's /tmp/i/hostname.* files for a configured IP address so that configurations without a broadcast address are detected as well.
<!-- 2021/09/12 -->
<li>Defaulted to using named curve parameter encoding in libcrypto.
<!-- 2021/09/11 -->
<li>Identified TPM2.0 devices and performed the 2.0-specific "suspend" command, allowing the lenovo xlr9 and xlnano using the latest BIOS (which added S3) to resume.
<li>Stopped setting the highspeed bit on bcm2835-sdhci <a href="https://man.openbsd.org/sdhc.4">sdhc(4)</a> controllers, fixing <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> wifi on the Raspberry Pi 3 Model B+.
<li>Zeroed out <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> Tx descriptors of frames which are done to prevent the device from writing to the former DMA address of a buffer which has been taken off the Tx ring.
<li>Fixed a bug in <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> Tx done interrupt processing which could cause fatal firmware errors under load and memory corruption.
<li>Stopped ignoring SIGINT in <a href="https://man.openbsd.org/sftp.1">sftp(1)</a> while waiting for input if <a href="https://man.openbsd.org/editline.3">editline(3)</a> is not used.
<!-- 2021/09/10 -->
<!-- 2021/09/09 -->
<li>Imported Mesa 21.1.8.
<!-- 2021/09/08 -->
<li>Altered <a href="https://man.openbsd.org/scp">scp(1)</a> to use the SFTP protocol by default. The original scp/rcp protocol remains available via the -O flag.
<li>Changed <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> to sleep for 1 second while loading firmware to match what <a href="https://man.openbsd.org/iwn.4">iwn(4)</a> does. This fixes some issues with suspend/resume.
<!-- 2021/09/07 -->
<li>Modified <a href="https://man.openbsd.org/doas">doas(1)</a> to retry up to 3 times on password authentication failure.
<!-- 2021/09/06 -->
<!-- 2021/09/05 -->
<li>Fixed <a href="https://man.openbsd.org/vmm.4">vmm(4)</a> vcpu locking issues.
<!-- 2021/09/04 -->
<li>Added the <a href="https://man.openbsd.org/uaq.4">uaq(4)</a> driver for Aquantia AQC111U/AQC112U USB ethernet devices.
<!-- 2021/09/03 -->
<li>Added kprobes provider for <a href="https://man.openbsd.org/dt.4">dt(4)</a>.
<li>Ensured that <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> will reload firmware from disk on down/up and not during resume.
<li>Made <a href="https://man.openbsd.org/traceroute.8">traceroute(8)</a> faster by sending probes and doing DNS lookups asynchronously.
<li>Add add-path support in MRT dumps (RFC8050) to <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.
<li>Disabled building all of the non-unicode fonts except for ISO8859-1.
<!-- 2021/09/02 -->
<li>Fixed <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> crystal latency values to match those used by Linux iwlwifi.
<li>Altered <a href="https://man.openbsd.org/slowcgi.8">slowcgi(8)</a> so it no longer sends debug logging to syslog unless debug logging is requested via the new -v flag.
<li>Made all <a href="https://man.openbsd.org/vi.1">vi(1)</a> signal handler functions async-signal-safe.
<li>Deleted mention of the X11 README file from root.mail since it is no longer installed.
<li>Added the <a href="https://man.openbsd.org/aq.4">aq(4)</a> driver to support Aquantia 1/2.5/5/10Gb/s PCIe ethernet adapters.
<li>Added <a href="https://man.openbsd.org/unveil.2">unveil(2)</a> calls to xterm in the case where there are no exec-formatted or exec-selected resources set.
<!-- 2021/09/01 -->
<li>Added the ability for <a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a> to send SNMPv3 traps.
<li>Changed <a href="https://man.openbsd.org/diff.1">diff(1)</a> to consider two files sharing the same inode identical.
<li>Imported <a href="https://man.openbsd.org/timeout.1">timeout(1)</a> utility from NetBSD. timeout(1) can be used to run commands with a time limit.
<li>Added client-side support for DNS configuration to <a href="https://man.openbsd.org/iked.8">iked(8)</a>.
<li>Removed from0 support from <a href="https://man.openbsd.org/openrsync.1">openrsync(1)</a>.
<li>Made <a href="https://man.openbsd.org/rc.8">rc(8)</a> quietly attempt an early mount of /var/log in case someone has created it to avoid /var overflow issues.
<li>Added http_proxy support to <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> http handler.
<!-- 2021/08/31 -->
<li>Added <a href="https://man.openbsd.org/aplpinctrl.4">aplpinctrl(4)</a> driver for the Apple GPIO controller found on the M1 SoCs.
<li>Changed the printing of the hibernate image size from bytes to megabytes.
<li>Added "machine sysregs" command to <a href="https://man.openbsd.org/ddb.4">ddb(4)</a> on amd64.
<!-- 2021/08/30 -->
<li>Added support for obtaining sense status and source slot of a media to <a href="https://man.openbsd.org/chio.1">chio(1)</a> and <a href="https://man.openbsd.org/ch.4">ch(4)</a>.
<li>Added include and exclude options to <a href="https://man.openbsd.org/rsync.1">rsync(1)</a> usage message.
<li>Made <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> accept dns proposals for the loopback addresses.
<li>Implemented < and > operators in <a href="https://man.openbsd.org/btrace.8">btrace(8)</a> filters.
<li>Changed usage of %n from a syslog warning to syslog and abort for <a href="https://man.openbsd.org/printf.3">printf(3)</a> (and associated variants).
<li>Increased hibernate writeout speed.
<!-- 2021/08/29 -->
<li>Disabled the RSA/SHA-1 signature algorithm by default in <a href="https://man.openbsd.org/ssh.1">ssh(1)</a>.
<li>Implemented -naccept in the s_server option of <a href="https://man.openbsd.org/openssl.1">openssl(1)</a>.
<!-- 2021/08/28 -->
<li>Implemented reporting of supplemental groups in <a href="https://man.openbsd.org/ps.1">ps(1)</a>.
<li>Changed <a href="https://man.openbsd.org/traceroute.8">traceroute(8)</a> wait time to default to 3 seconds and allow setting of wait time as low as one second.
<li>Altered <a href="https://man.openbsd.org/passwd.1">passwd(1)</a> to use stderr for printer error and informational messages. This allows easier parsing of what passwd(1) is doing if spawned from a GUI.
<li>Fixed a crash with i915 graphics by removing bogus Linux code that tried to deal with something that is impossible on OpenBSD.
<!-- 2021/08/27 -->
<!-- 2021/08/26 -->
<li>Fixed <a href="https://man.openbsd.org/dwiic.4">dwiic(4)</a> timeouts requesting data from at least one touchpad.
<!-- 2021/08/25 -->
<!-- 2021/08/24 -->
<li>Fixed automatic upgrade after fetching response file with dhcp.
<li>Released <a href="https://ftp.openbsd.org/pub/OpenBSD/LibreSSL/libressl-3.3.4-relnotes.txt">LibreSSL 3.3.4</a>.
<!-- 2021/08/23 -->
<!-- 2021/08/22 -->
<!-- 2021/08/21 -->
<!-- 2021/08/20 -->
<li>Switched macppc to use <a href="https://man.openbsd.org/ld.lld">ld.lld.1(1)</a>.
<!-- 2021/08/19 -->
<li>Added <a href="https://man.openbsd.org/ucc.4">ucc(4)</a>, a driver for USB HID Consumer Control keyboards.
<li>Fix crash in <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a> when a manpath directory contained a symbolic link that pointed to a directory.
<li>Implemented reception of "VLAN 0 priority tagged" packets.
<li>Fixed an off-by-one error in <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a>.
<li>Changed <a href="https://man.openbsd.org/iwn.4">iwn(4)</a>, <a href="https://man.openbsd.org/iwm.4">iwm(4)</a>, and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> devices to hide detailed firmware error reports by default.
<!-- 2021/08/18 -->
<li>Added <a href="https://man.openbsd.org/veb.4">veb(4)</a> to the list of pseudo devices that <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a> can create.
<li>Imported initial support for the SM2 cipher into LibreSSL.
<!-- 2021/08/17 -->
<li>Added the signify keys for 7.1 base sets, packages, and firmware.
<li>Moved to 7.0-beta.
<!-- 2021/08/16 -->
<li>Set the <a href="https://man.openbsd.org/uhidpp.4">uhidpp(4)</a> battery level sensor status to unknown while charging to handle devices reporting zero during charge, preventing certain <a href="https://man.openbsd.org/sensorsd.conf.5">sensorsd.conf(5)</a> actions from triggering inappropriately.
<!-- 2021/08/15 -->
<!-- 2021/08/14 -->
<li>Fixed <a href="https://man.openbsd.org/iostat.8">iostat(8)</a> per-device values when <a href="https://man.openbsd.org/systat.1">systat(1)</a> is in boot time mode ('b'), not normalizing based on the sleep interval.
<!-- 2021/08/13 -->
<li>Made <a href="https://man.openbsd.org/jot.1">jot(1)</a> -b, -c and -w mutually exclusive.
<li>Made <a href="https://man.openbsd.org/cdio.1">cdio(1)</a> discard the current input line when Ctrl-C is used during line editing and provide a fresh prompt rather than exiting the program.
<li>Updated <a href="https://man.openbsd.org/unbound.8">unbound(8)</a> to 1.13.2.
<li>Added a -B flag to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> to remove borders from popups and added a menu to popups as well as options to convert a popup into a pane.
<!-- 2021/08/12 -->
<li>Added to <a href="https://man.openbsd.org/dhcpleased.conf.5">dhcpleased.conf(5)</a> the ability to ignore routes or nameservers from a lease and to ignore servers entirely.
<li>Prevented a loop when <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> receives an unsolicited association status event right after successful association.
<!-- 2021/08/11 -->
<li>Added pipe variants of the <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> line copy commands.
<li>Changed the default <a href="https://man.openbsd.org/snmp.1">snmp(1)</a> version to -v3 and removed the default community.
<li>Made amd64 hw.setperf percentages proportional to the enhanced speed step frequencies on Intel processors. The default hw.setperf=99 corresponds to the maximum ordinary speed, and setting it to 100 enables turbo mode.
<!-- 2021/08/10 -->
<li>Ensured some programs (including <a href="https://man.openbsd.org/sftp.1">sftp(1)</a>) do not ignore Ctrl-C when awaiting user input.
<li>Added support for two-character font names (BI, CW, CR, CB, CI) to the <a href="https://man.openbsd.org/tbl.7">tbl(7)</a> layout font modifier.
<li>Added Tiger Lake LP (INT34C5) support to <a href="https://man.openbsd.org/pchgpio.4">pchgpio(4)</a>.
<li>Updated <a href="https://man.openbsd.org/nsd.8">nsd(8)</a> to 4.3.7.
<li>Allowed "any" to be used as a listen on address in <a href="https://man.openbsd.org/snmpd.conf.5">snmpd.conf(5)</a>.
<!-- 2021/08/09 -->
<li>Fixed <a href="https://man.openbsd.org/Encode.3p">Encode(3p)</a> loading module from an incorrect relative path.
<li>Added <a href="https://man.openbsd.org/scp.1">scp(1)</a> -O and temporary -s (SFTP) flags to select the sftp protocol.
<li>Made <a href="https://man.openbsd.org/scp.1">scp(1)</a> -3 the default for remote-to-remote copies.
<li>Improved handling of ~ prefixed paths in <a href="https://man.openbsd.org/scp.1">scp(1)</a> in SFTP mode.
<li>Allowed setting of the engineid in <a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a>.
<li>Updated libXaw to 1.0.14.
<li>Updated <a href="https://man.openbsd.org/xrdb.1">xrdb(1)</a> to 1.2.1.
<li>Handled "inet autoconf" in the ramdisk.
<li>Fixed a panic at shutdown relating to <a href="https://man.openbsd.org/azalia.4">azalia(4)</a> on the X1 Extreme Gen 1.
<li>Implemented reception of multiple paths per BGP session in <a href="https://man.openbsd.org/bgpd.conf.5">bgpd.conf(5)</a> and made it possible to match on path-id in <a href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a> show rib outputs.
<!-- 2021/08/08 -->
<li>Switched default <a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a> and <a href="https://man.openbsd.org/snmp.1">snmp(1)</a> auth back to hmac-sha1.
<!-- 2021/08/07 -->
<!-- 2021/08/06 -->
<li>Fixed a panic reported in <a href="https://man.openbsd.org/upd.4">upd(4)</a>.
<li>Cleaned up the <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> MBR/GPT initialization code, making -g independent of -i, leaving four mutually exclusive initialization options (-i, -b, -u and -A) with the last option specified executed (allowing the existing -i -g to work as intended).
<li>Added basic support for zero width joiners to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
<li>Added client focus hooks to <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
<!-- 2021/08/05 -->
<li>Fixed <a href="https://man.openbsd.org/ure.4">ure(4)</a> after a media link change on RTL8153/B devices.
<li>Fixed a leak with <a href="https://man.openbsd.org/wg.4">wg(4)</a> keepalive.
<!-- 2021/08/04 -->
<li>Added a new "nameserver" command to <a href="https://man.openbsd.org/route.8">route(8)</a>, sending nameserver proposals to <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> using the dns proposal protocol over the route socket.
<!-- 2021/08/03 -->
<li>Increased <a href="https://man.openbsd.org/iked.8">iked(8)</a> default data bytes limit for Child SAs to 4 GB, preventing excessive rekeying and lost data in high performance setups.
<!-- 2021/08/02 -->
<li>Updated xf86-video-amdgpu to 21.0.0.
<li>Prevented a kernel panic in sparc64 due to page boundary misalignment.
<li>Added experimental support for using the SFTP protocol for file transfers in <a href="https://man.openbsd.org/scp.1">scp(1)</a>.
<li>Enabled riscv64 multiprocessor support.
<li>Ensured <a href="https://man.openbsd.org/rkpwm.4">rkpwm(4)</a> can find the clock when using a recent device tree.
<li>Fixed incorrect status code for expired mails resulting in a misleading bounce report in <a href="https://man.openbsd.org/smtpd.8">smtpd(8)</a>.
<!-- 2021/08/01 -->
<li>Left <a href="https://man.openbsd.org/resolv.conf.5">resolv.conf(5)</a> to <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> rather than recreating after finding nameservers.
<!-- 2021/07/31 -->
<!-- 2021/07/30 -->
<li>Fixed display of incorrect patterns on LUNA's <a href="https://man.openbsd.org/wscons.4">wscons(4)</a> with 1bpp framebuffer when backspace is typed.
<!-- 2021/07/29 -->
<li>Switched <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> to -63 firmware images as shipped in iwx-firmware-20210512, including fixes addressing fragattacks vulnerabilities.
<li>Supported the new <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> firmware session protection command, required for successful associations with new firmware.
<li>Allowed <a href="https://man.openbsd.org/cad.4">cad(4)</a> recognition as boot interface when using netboot, making autoinstall/upgrade work.
<!-- 2021/07/28 -->
<li>Released <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> 7.2.
<li>Fixed suspend/resume of machines with certain <a href="https://man.openbsd.org/radeondrm.4">radeondrm(4)</a> hardware.
<li>Added RK3399 Type-C PHY clocks and PCIe PHY reference clocks to <a href="https://man.openbsd.org/rkclock.4">rkclock(4)</a>.
<li>Delayed installation of sensors until a device with battery support is connected, allowing <a href="https://man.openbsd.org/sensorsd.8">sensorsd(8)</a> to pick up hotplugged <a href="https://man.openbsd.org/uhidpp.4">uhidpp(4)</a> devices.
<li>Made window-linked and window-unlinked window options in <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
<!-- 2021/07/27 -->
<li>Corrected <a href="https://man.openbsd.org/awk.1">awk(1)</a> -F null string behavior to ensure -F '' behaves consistently with -v FS="".
<li>Made <a href="https://man.openbsd.org/dhclient.8">dhclient(8)</a> defer to <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> when the inet autoconf flag is set. When run, dhclient will signal dhcpleased to request a new lease rather than requesting one itself.
<li>Fixed an attachment problem for <a href="https://man.openbsd.org/dwctwo.4">dwctwo(4)</a> for certain devices issuing NAK interrupts during split transactions.
<li>Fixed potential races in <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> and <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> when two processes are configuring the same IP.
<li>Ensured MRT dumps containing add-path information will be dumped properly by <a href="https://man.openbsd.org/bgpctl.8">bgpctl(8)</a> (RFC 8050).
<li>Implemented Extended Optional Parameters Length for BGP OPEN Message (RFC 9072) in <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>, allowing sending of more than 255 bytes of optional parameters.
<!-- 2021/07/26 -->
<li>Passed make flags to kernel and lib builds, making hacking on ramdisks/the installer much faster.
<li>Fixed an mbuf leak in <a href="https://man.openbsd.org/xnf.4">xnf(4)</a>.
<li>Added the possibility to send vendor class identifier and client identifier using <a href="https://man.openbsd.org/dhcpleased.conf.5">dhcpleased.conf(5)</a>.
<!-- 2021/07/25 -->
<li>Updated pixman to 0.40.0.
<li>Forced luna88k to use the serial console when no graphics board is found.
<li>Enabled LEDs for the <a href="https://man.openbsd.org/mue.4">mue(4)</a> LAN7800 chip as found on the Raspberry Pi 3 Model B+.
<li>Enabled <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/ix.4">ix(4)</a> on riscv64.
<!-- 2021/07/24 -->
<li>Added riscv64 userland timecounter support.
<!-- 2021/07/23 -->
<li>Fixed strchr() and strrchr() on mips64.
<!-- 2021/07/22 -->
<li>Added a ForkAfterAuthentication directive to <a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>, equivalent to <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> -f.
<li>Added a StdinNull directive to <a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a> to prevent reading from stdin, equivalent to <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> -n.
<li>Let allowed signers files used by <a href="https://man.openbsd.org/ssh-keygen.1">ssh-keygen(1)</a> signatures support key lifetimes and verification mode to specify a signature time at which to check.
<li>Fixed <a href="https://man.openbsd.org/ix.4">ix(4)</a> with older amd64 and current riscv64 hardware if MSI is not enabled for the device.
<li>Synced <a href="https://man.openbsd.org/dwctwo.4">dwctwo(4)</a> with the NetBSD-current code base, enabling the USB on-board ethernet controller through <a href="https://man.openbsd.org/mue.4">mue(4)</a> and enabling the two USB uhub3 ports on the Raspberry Pi 3 Model B+.
<li>Made <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> always configure provided routes, regardless of whether the address received in the lease is already configured.
<li>Made <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> send rDNS proposals on ramdisks, allowing <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> to learn nameservers and update /etc/resolv.conf with IPv6 resolvers.
<li>Updated Mesa to 21.1.5.
<!-- 2021/07/21 -->
<li>Introduced a short wait in <a href="https://man.openbsd.org/rc.8">rc(8)</a> after <a href="https://man.openbsd.org/netstart.8">netstart(8)</a> finishes until an IPv4 or IPv6 default route is present before continuing boot. Fixed setups depending on working network and DNS resolution during early boot when using autoconfiguration (<a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> or <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a>).
<!-- 2021/07/20 -->
<li>Added AMD 17h/6xh Root Complex to <a href="https://man.openbsd.org/ksmn.4">ksmn(4)</a>.
<li>Used exclusive locks under /dev/ to ensure single instances of <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a>, <a href="https://man.openbsd.org/slaacd.8">slaacd(8)</a> and <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a>.
<li>Added <a href="https://man.openbsd.org/installboot.8">installboot(8)</a> "-p" to prepare by creating a new filesystem on the partition reserved for the bootloader on relevant architectures.
<!-- 2021/07/19 -->
<li>Fixed an alignment fault observed on an octeon machine while <a href="https://man.openbsd.org/pppoe.4">pppoe(4)</a> negotiated a large MTU.
<!-- 2021/07/18 -->
<li>Fixed races which were slowing <a href="https://man.openbsd.org/ipsec.4">ipsec(4)</a> throughput.
<li>Stopped asking <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> to send probe requests on passive channels, fixing firmware going unresponsive after association.
<li>Fixed an <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> edge case where devices failed to resume after system suspend.
<li>Supported auto-tagging for ".It Va" in <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a>.
<!-- 2021/07/17 -->
<!-- 2021/07/16 -->
<li>Switched to <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a> / <a href="https://man.openbsd.org/resolvd.8">resolvd(8)</a> in base.
<!-- 2021/07/15 -->
<!-- 2021/07/14 -->
<li>Prevented a kernel panic after VFS shutdown.
<!-- 2021/07/13 -->
<li>Added a SessionType directive to <a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a>, equivalent to the -N (no session) and -s (subsystem) command line flags.
<li>Ensured the TX FIFO isn't overrun for longer transfers in <a href="https://man.openbsd.org/dwiic.4">dwiic(4)</a>.
<!-- 2021/07/12 -->
<li>Added <a href="https://man.openbsd.org/uaudio.4">uaudio(4)</a> and <a href="https://man.openbsd.org/umidi.4">umidi(4)</a> to riscv64.
<!-- 2021/07/11 -->
<li>Corrected various min/max cluster numbers for FAT12/16/32 in <a href="https://man.openbsd.org/newfs_msdos.8">newfs_msdos(8)</a>.
<!-- 2021/07/10 -->
<li>Fixed a read buffer overrun in <a href="https://man.openbsd.org/X509_CERT_AUX_print.3">X509_CERT_AUX_print(3)</a>.
<!-- 2021/07/09 -->
<li>Switched <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> to newer firmware images available in iwm-firmware-20210512. This provides FragAttacks fixes for the updated devices.
<!-- 2021/07/08 -->
<li>Avoided a potential buffer overflow in backslash escaping in <a href="https://man.openbsd.org/awk.1">awk(1)</a>.
<li>Reverted drm_mm to the 5.7.y version to prevent X startup failures on laptops with raven ridge and picasso apus using amdgpu.
<!-- 2021/07/07 -->
<!-- 2021/07/06 -->
<li>Updated <a href="https://man.openbsd.org/drm.4">drm(4)</a> to linux 5.10.47.
<li>Fixed <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> against access points using TKIP as the group cipher.
<li>Introduced CPU_IS_RUNNING() and used it in scheduler-related code to prevent waiting on non-running CPUs.
<!-- 2021/07/05 -->
<li>Disallowed the use of an empty list between "while" and "do" in <a href="https://man.openbsd.org/ksh.1">ksh(1)</a>.
<li>Updated libdrm to 2.4.107.
<!-- 2021/07/04 -->
<li>Allowed spaces to appear in usernames for <a href="https://man.openbsd.org/scp.1">scp(1)</a> local to remote and scp -3 remote to remote copies.
<li>Displayed provider ID for a <a href="https://man.openbsd.org/umb.4">umb(4)</a> SIM in <a href="https://man.openbsd.org/ifconfig.8">ifconfig(8)</a>.
<li>Fixed a crash in <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a> when an input file contains <a href="https://man.openbsd.org/tbl.7">tbl(7)</a> or <a href="https://man.openbsd.org/eqn.7">eqn(7)</a> input unsupported by -T <a href="https://man.openbsd.org/man.1">man(1)</a> output mode.
<li>Updated libz to zlib 1.2.11.
<!-- 2021/07/03 -->
<!-- 2021/07/02 -->
<!-- 2021/07/01 -->
<li>Prevented <a href="https://man.openbsd.org/athn.4">athn(4)</a> from calling ieee80211_find_rxnode() on bad frames in an attempt to prevent creation of bogus node cache entries.
<!-- 2021/06/30 -->
<li>Implemented various fixes addressing firmware errors in <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>.
<!-- 2021/06/29 -->
<li>Added SMP support to risc64.
<li>Defaulted to attempting RRDP first in <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> -r.
<li>Added <a href="https://man.openbsd.org/rktcphy.4">rktcphy(4)</a>, a driver for the Type-C PHY controller found on the Rockchip RK3399.
<!-- 2021/06/28 -->
<li>Expanded info callback support for TLSv1.3.
<li>Made <a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a> split the 802.11 sequence number field into its sequence number and fragment number components rather than printing the whole field in decimal.
<li>Made anonymous object reference counting independent from the KERNEL_LOCK().
<li>Enabled <a href="https://man.openbsd.org/dt.4">dt(4)</a> on sparc64.
<li>Added <a href="https://man.openbsd.org/btrace.8">btrace(8)</a> display of time spent in userland when analyzing the kernel stack in the flame graph tool and fixed a parsing bug.
<!-- 2021/06/27 -->
<!-- 2021/06/26 -->
<li>Implemented 64-bit DMA mode in <a href="https://man.openbsd.org/cad.4">cad(4)</a>.
<li>Added riscv64 <a href="https://man.openbsd.org/drm.4">drm(4)</a> support.
<!-- 2021/06/25 -->
<li>Corrected a potential memory leak associated with <a href="https://man.openbsd.org/pfsync.4">pfsync(4)</a> update requests.
<li>Added basic radeondrm/X support for riscv64 and supported xf86-video-radeon and xf86-video-amdgpu drivers.
<li>Allowed (w)hole disk allocation for GPT disks in arm64, using <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -A when an Apple APFS ISC partition is detected and fdisk -ig otherwise. Created EFI SYS boot partitions only on ROOTDISK GPT disks.
<!-- 2021/06/24 -->
<!-- 2021/06/23 -->
<li>Added <a href="https://man.openbsd.org/titmp.4">titmp(4)</a>, a driver for the TI TMP451 temperature sensor.
<li>Introduced locks around the global <a href="https://man.openbsd.org/pf.4">pf(4)</a> state list.
<!-- 2021/06/22 -->
<li>Ensured the values for <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -b and -l are treated as 512-byte block counts.
<!-- 2021/06/21 -->
<li>Fixed node leaks in <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> which caused the drivers to get stuck when roaming between access points.
<!-- 2021/06/20 -->
<li>Added <a href="https://man.openbsd.org/vmd.8">vmd(8)</a> support for variable length vionet rx descriptor chains.
<li>Added an <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> -A option to initialize a GPT without removing special boot partitions.
<li>Removed default communities, changed seclevel default from none to enc and only allowed SNMPv3 by default in <a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a>. Changed default authentication to SHA-256 and privacy protocol to AES in <a href="https://man.openbsd.org/snmpd.8">snmpd(8)</a> and <a href="https://man.openbsd.org/snmp.1">snmp(1)</a>.
<li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> available to architectures other than amd64 and i386 and extended the syntax to allow specification of the boot partition type and offset.
<li>Stopped attempting to install a default route with <a href="https://man.openbsd.org/route.8">route(8)</a> in <a href="https://man.openbsd.org/netstart.8">netstart(8)</a> if using inet autoconf.
<!-- 2021/06/19 -->
<!-- 2021/06/18 -->
<li>Increased the <a href="https://man.openbsd.org/setitimer.2">setitimer(2)</a> timer limit to UINT_MAX seconds.
<!-- 2021/06/17 -->
<li>Introduced <a href="https://man.openbsd.org/sfclock.4">sfclock(4)</a>, a driver for the SiFive Power Reset Clocking Interrupt (PRCI).
<li>Introduced <a href="https://man.openbsd.org/sfcc.4">sfcc(4)</a>, a driver for the SiFive level two cache controller.
<li>Introduced <a href="https://man.openbsd.org/plic.4">plic(4)</a>, a driver for the RISC-V Platform-Level Interrupt Controller.
<li>Implemented enhanced route refresh (RFC 7313) in <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.
<li>Added simple BGP enhanced route refresh message decoding to <a href="https://man.openbsd.org/tcpdump.8">tcpdump(8)</a>.
<li>Fixed an <a href="https://man.openbsd.org/iked.8">iked(8)</a> bug where no flows are added if a single address is configured in the config address instead of a pool.
<li>Added Broadcom BCM5725 to <a href="https://man.openbsd.org/brgphy.4">brgphy(4)</a>.
<!-- 2021/06/16 -->
<li>Implemented classless static routes dhcp option in <a href="https://man.openbsd.org/dhcpleased.8">dhcpleased(8)</a>.
<!-- 2021/06/15 -->
<!-- 2021/06/14 -->
<li>Fixed a panic due to <a href="https://man.openbsd.org/pfsync.4">pfsync(4)</a> deferral timeout handling.
<li>Fixed an issue preventing applications from selecting the non-ALTIVEC code path on macppc.
<!-- 2021/06/13 -->
<li>Enabled nvme on riscv64.
<!-- 2021/06/12 -->
<li>Introduced <a href="https://man.openbsd.org/sfuart.4">sfuart(4)</a>, a driver for the SiFive UART, and added support for it as a console.
<li>Added the ability for <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> to recognize "HiFive! FSBL" and "HiFive! BBL" GPT partitions.
<li>Enabled <a href="https://man.openbsd.org/dwpcie.4">dwpcie(4)</a> on riscv64 and added support for the PCIe host bridge found on the SiFive FU740 SoC.
<li>Made <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> always create an EFI SYS partition if the -b option is specified when initializing a GPT.
<!-- 2021/06/11 -->
<!-- 2021/06/10 -->
<li>Limited the workaround for AMD errata 400 ("APIC Timer Interrupt Does Not Occur in Processor C-States")to family 0fh and 10h.
<li>Serialized the internals of <a href="https://man.openbsd.org/kqueue.2">kqueue(2)</a> with a mutex.
<li>Ensured a USB mouse will attach if otherwise qualified even if the usage report does not include X and Y usages.
<li>Prevented interleaved stack traces in <a href="https://man.openbsd.org/ddb.4">ddb(4)</a> from multiple CPUs.
<li>Added -F for <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> command-prompt and used it to fix "Rename" on the window menu.
<li>Added different <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> command histories for different types of prompts.
<li>Fixed <a href="https://man.openbsd.org/tmux.1">tmux(1)</a> problems with xterm in VT340 mode.
<li>Added an "always" value to the extended-keys option to always forward those keys to applications inside <a href="https://man.openbsd.org/tmux.1">tmux(1)</a>.
<li>Added the Spleen 12x24 and 16x32 font on amd64's RAMDISK_CD and RAMDISK kernels.
<!-- 2021/06/09 -->
<li>Prevented a hang in <a href="https://man.openbsd.org/sshd.8">sshd(8)</a> when interrupted.
<li>Enabled MSI-X support for powerpc64.
<li>Added libexecinfo, a library providing backtrace functions.
<!-- 2021/06/08 -->
<li>Stopped fatal error in <a href="https://man.openbsd.org/amdgpu.4">amdgpu(4)</a> on failing to map visible VRAM.
<li>Prevented stack overflow in <a href="https://man.openbsd.org/vmd.8">vmd(8)</a> due to large dhcp packets on local interfaces.
<!-- 2021/06/07 -->
<li>Ensured (W)hole disk partitioning cannot be used if an "APFS ISC" is found on the disk, required for Apple M1 machines to boot.
<!-- 2021/06/06 -->
<li>Used <a href="https://man.openbsd.org/installboot.8">installboot(8)</a> on arm64 ramdisks.
<li>Matched host certificates against host public keys in <a href="https://man.openbsd.org/sshd.8">sshd(8)</a>, allowing use of certificates with private keys held in an ssh-agent.
<!-- 2021/06/05 -->
<!-- 2021/06/04 -->
<li>Released OpenBGPD 7.0.
<li>Unlocked <a href="https://man.openbsd.org/connect.2">connect(2)</a>.
<!-- 2021/06/03 -->
<li>Prevented a race condition which could result in <a href="https://man.openbsd.org/sshd.8">sshd(8)</a> not shutting down until the next time it receives a new connection.
<li>Allowed <a href="https://man.openbsd.org/ssh_config.5">ssh_config(5)</a> SetEnv to override $TERM.
<li>Disabled PPGTT on Intel machines with cherryview/braswell graphics to avoid memory corruption.
<li>Implemented multicast support in <a href="https://man.openbsd.org/mvpp.4">mvpp(4)</a>.
<li>Adjusted density for partitions on a 4k disk in <a href="https://man.openbsd.org/newfs.8">newfs(8)</a> when fragsize and density are not passed on the command line to ensure sufficient inodes to hold a src tree on a 2G fs.
<!-- 2021/06/02 -->
<li>Relaxed media length checking to allow EFT GPT partitions to be smaller than the full disk.
<li>Added GPT support to armv7 <a href="https://man.openbsd.org/installboot.8">installboot(8)</a>.
<li>Added arm64 support for booting from disks with 4k sectors.
<li>Allowed locking of a randomly assigned lladdr in <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>.
<li>Enabled pool cache on <a href="https://man.openbsd.org/knote.9">knote(9)</a> pool.
<li>Unlocked <a href="https://man.openbsd.org/setrtable.2">setrtable(2)</a>.
<li>Added RTLD_NODELETE support.
<!-- 2021/06/01 -->
<li>Introduced per-CPU <a href="https://man.openbsd.org/panic.9">panic(9)</a> message buffers.
<li>Prevented crashes on amd64 when TLB entries which should have been invalidated were used.
<li>Fixed <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> firmware reloading after a failure to parse the firmware file.
<!-- 2021/05/31 -->
<li>Attached unsupported video devices to <a href="https://man.openbsd.org/uvideo.4">uvideo(4)</a> but not <a href="https://man.openbsd.org/video.1">video(1)</a>, rather than leaving it unmatched.
<li>Added a -R flag to <a href="https://man.openbsd.org/usbhidctl.1">usbhidctl(1)</a> to dump the raw report descriptor bytes.
<li>Fixed a problem in <a href="https://man.openbsd.org/iked.8">iked(8)</a> where no flows are loaded when a single config address without pool is configured.
<li>Avoided "mac clock not ready" panics in <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>.
<!-- 2021/05/30 -->
<li>Added hid_get_report_desc_data() to <a href="https://man.openbsd.org/usbhid.3">usbhid(3)</a> to access raw report descriptor data.
<li>Fixed overlap check in <a href="https://man.openbsd.org/disklabel.1">disklabel(1)</a> autoalloc code.
<li>Added initial arm64 support for installing on a disk with a GPT.
<!-- 2021/05/29 -->
<!-- 2021/05/28 -->
<li>Added an experimental post-quantum hybrid key exchange method based on Streamlined NTRU Prime (coupled with X25519) to <a href="https://man.openbsd.org/iked.8">iked(8)</a> as sntrup761x25519.
<li>Added <a href="https://man.openbsd.org/cad.4">cad(4)</a>, a driver for Cadence GEM.
<li>Prevented watchdog resets on some i.MX 64-bit machines with a recent U-Boot and watchdog enabled on boot in <a href="https://man.openbsd.org/imxdog.8">imxdog(8)</a>.
<!-- 2021/05/27 -->
<li>Added <a href="https://man.openbsd.org/aplns.4">aplns(4)</a> to provide support for Apple NVME storage as found in Apple M1 devices.
<li>Relaxed criteria for recognizing GPT formatted media, allowing GPT disk images added with <a href="https://man.openbsd.org/dd.1">dd(1)</a> onto larger physical media to be recognized by <a href="https://man.openbsd.org/fdisk.8">fdisk(8)</a> and the kernel.
<li>Improved <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a> graceful restart capability handling.
<!-- 2021/05/26 -->
<li>Added <a href="https://man.openbsd.org/aplspmi.4">aplspmi(4)</a>, a driver for the Apple SPMI controller.
<li>Added <a href="https://man.openbsd.org/aplpmu.4">aplpmu(4)</a>, a driver for the Apple "sera" SPMI power management unit that contains the RTC on Apple M1 systems.
<li>Updated libexpat to 2.4.1.
<li>Fixed <a href="https://man.openbsd.org/futex.2">futex(2)</a> errno handling to match what Mesa expects and prevent failure to properly report timeouts.
<li>Used so_lock to protect key management (PF_KEY) sockets.
<li>Added support for <a href="https://man.openbsd.org/pf.4">pf(4)</a> divert-to on <a href="https://man.openbsd.org/tpmr.4">tpmr(4)</a> and <a href="https://man.openbsd.org/veb.4">veb(4)</a>.
<!-- 2021/05/25 -->
<li>Fixed a segmentation violation in <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> in an UpdateHostKezs debug() message when the update removed more host keys than remain present.
<!-- 2021/05/24 -->
<li>Created audio devices for armv7.
<li>Added <a href="https://man.openbsd.org/apldwusb.4">apldwusb(4)</a>, a glue driver for the Synopsys DesignWare USB 3 controllers found on the Apple M1 SoC.
<li>Added <a href="https://man.openbsd.org/apldart.4">apldart(4)</a> support for a DART with two sets of registers, needed to support the Synopsis DesignWare USB 3 controller.
<!-- 2021/05/23 -->
<li>Skipped inspecting non-udp packets on local interfaces for <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>.
<li>Added TLS options cafile=(path), nosni, noverify and servername=(name) to <a href="https://man.openbsd.org/smtp.1">smtp(1)</a>.
<!-- 2021/05/22 -->
<li>Fixed overflows when reading multiple bytes from AML over an i2c bus in <a href="https://man.openbsd.org/acpi.4">acpi(4)</a>.
<li>Allowed specification of TLS ciphers and protocols in <a href="https://man.openbsd.org/smtp.1">smtp(1)</a>.
<!-- 2021/05/21 -->
<li>Added a meta viewport element to the HTML output for <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a> -Thtml.
<!-- 2021/05/20 -->
<li>Fixed __ppc_lock for page faults that recursively grab the lock on powerpc.
<!-- 2021/05/19 -->
<li>Added PCI support to riscv64.
<li>Increased the maximum data size on powerpc64 to 32GB.
<li>Fixed a kernel crash in <a href="https://man.openbsd.org/tty.4">tty(4)</a>.
<li>Disabled global page table mappings when using PCID to prevent crashes when not flushed from TLB.
<!-- 2021/05/18 -->
<li>Fixed <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> to restore file descriptors to non-blocking mode on exit.
<li>Prevented guest virtio drivers from causing stack and buffer overflows in <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>.
<li>Fixed <a href="https://man.openbsd.org/uaudio.4">uaudio(4)</a> on certain machines such as the RPI4 by adding a pre-DMA-write barrier after data is stored to memory.
<li>Dropped fragmented 802.11 frames.
<!-- 2021/05/17 -->
<li>Fixed a race condition in <a href="https://man.openbsd.org/vmm.4">vmm(4)</a> relating to incorrect physical cpu tracking.
<li>Fixed state key reference underflow when both state keys are identical in <a href="https://man.openbsd.org/pf.4">pf(4)</a>.
<li>Made additional free inodes on luna88k bsd.rd by specifying density=4096.
<li>Increased the default buffer space on PF_UNIX sockets to 8k and made the values tuneable via <a href="https://man.openbsd.org/sysctl.2">sysctl(2)</a>.
<li>Limited the number of concurrent RTR connects to 32 in <a href="https://man.openbsd.org/bgpd.8">bgpd(8)</a>.
<li>Prevented <a href="https://man.openbsd.org/httpd.8">httpd(8)</a> from trying to chunk encode an empty http body coming from an fcgi upstream.
<li>Prevented frame injection via forged 802.11n A-MSDUs.
<!-- 2021/05/16 -->
<li>Updated en_US.UTF-8.src to Unicode 13.0.
<li>Implemented the <a href="https://man.openbsd.org/tbl.7">tbl(7)</a> layout modifiers "b" (bold) and "i" (italic) in <a href="https://man.openbsd.org/mandoc.1">mandoc(1)</a> HTML output mode.
<!-- 2021/05/15 -->
<li>Added <a href="https://man.openbsd.org/pledge.8">pledge(8)</a> for <a href="https://man.openbsd.org/ftpd.8">ftpd(8)</a> user processes.
<li>Fixed <a href="https://man.openbsd.org/ipsec.4">IPsec(4)</a> NAT-T to work with <a href="https://man.openbsd.org/pipex.4">pipex(4)</a>.
<!-- 2021/05/14 -->
<!-- 2021/05/13 -->
<li>Fixed <a href="https://man.openbsd.org/ssh.1">ssh(1)</a> started with ControlPersist incorrectly executing a shell when the -N option was specified.
<li>Allowed router solicitations from the unspecified address (::) in <a href="https://man.openbsd.org/rad.8">rad(8)</a>.
<!-- 2021/05/12 -->
<!-- 2021/05/11 -->
<!-- 2021/05/10 -->
<li>Updated libexpat to 2.3.0.
<!-- 2021/05/09 -->
<li>Worked around x86 machines that advertise the "hardware reduced" ACPI feature, advertise S4 and S5 support, but fail to populate the SLEEP_CONTROL_REG and SLEEP_STATUS_REG descriptions in the FADT. This fixed the ASUS Zenbook 14.
<!-- 2021/05/08 -->
<!-- 2021/05/07 -->
<li>Limited the <a href="https://man.openbsd.org/printf.1">printf(1)</a> \x escape sequence to two characters.
<!-- 2021/05/06 -->
<li>Added support for RTL8168FP/RTL8111FP/RTL8117 to <a href="https://man.openbsd.org/re.4">re(4)</a>.
<li>Added an 'expires' column to CSV & JSON output of <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a>.
<li>Unlocked <a href="https://man.openbsd.org/lseek.2">lseek(2)</a>.
<!-- 2021/05/05 -->
<li>Unlocked the top part of the fault handler.
<!-- 2021/05/04 -->
<li>Fixed hangs on riskv64 by replacing <a href="https://man.openbsd.org/timer.4">timer(4)</a> with code based on the powerpc64 implementation of the randomized statclock code.
<li>Added support to binutils for riscv64.
<li>Prevented base pkg tools from looking under /usr/local in general.
<!-- 2021/05/03 -->
<li>Tweaked net80211 RA heuristics to avoid picking Tx rate choices that may be too optimistic.
<li>Added 802.11n Tx aggregation support to <a href="https://man.openbsd.org/iwm.4">iwm(4)</a>.
<li>Worked around a problem with certain <a href="https://man.openbsd.org/athn.4">athn(4)</a> hardware that caused problem when running in HostAP mode with clients that use Tx aggregation.
<!-- 2021/05/02 -->
<li>Disabled base-gcc on amd64.
<!-- 2021/05/01 -->
<li>Retired OpenBSD/sgi platform.
<li>Changed int_TS_RESP_verify_token to avoid a double free.
<!-- 2021/04/30 -->
<!-- 2021/04/29 -->
<li>Made kernel stop all threads when terminating via pledge_fail().
<li>Made <a href="https://man.openbsd.org/iwn.4">iwn(4)</a>, <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> keep track of beacon parameters at run-time.
<li>Used relative reference URIs in Location header on directory redirects in <a href="https://man.openbsd.org/httpd.8">httpd(8)</a>, adding support for front-ending httpd with a TLS-terminating gateway that forwards unencrypted http traffic.
<!-- 2021/04/28 -->
<li>Imported libc++ and libc++abi 11.1.0 releases.
<li>Imported LLVM 11.1.0 release including clang, lld, and lldb.
<li>Enabled <a href="https://man.openbsd.org/dt.4">dt(4)</a> for GENERIC kernels on amd64, arm64, i386, and powerpc64.
<!-- 2021/04/27 -->
<!-- 2021/04/26 -->
<li>Fixed <a href="https://man.openbsd.org/vmctl.8">vmctl(8)</a> client "wait" state corruption in <a href="https://man.openbsd.org/vmd.8">vmd(8)</a> when a wait is canceled and restarted, allowing multiple waiting clients.
<!-- 2021/04/25 -->
<li>Implemented support for Rx aggregation offload in <a href="https://man.openbsd.org/iwm.4">iwm(4)</a> and <a href="https://man.openbsd.org/iwx.4">iwx(4)</a> and re-enabled de-aggregation of A-MSDUs in net80211 for all drivers capable of 11n mode.
<!-- 2021/04/24 -->
<li>Fixed an issue on machines where the EFI memory map has more than 64 entries.
<!-- 2021/04/23 -->
<li>Added <a href="https://man.openbsd.org/gfrtc.4">gfrtc(4)</a>, a driver for the real-time clock interface of Google's Goldfish Android virtual hardware platform, used for the RTC on qemu-system-riscv64 -M virt.
<!-- 2021/04/22 -->
<li>Only skipped <a href="https://man.openbsd.org/pf.4">pf(4)</a> once for packets injected by a divert-packet socket, allowing pf to still act later on a diverted packet.
<li>Imported initial OpenBSD/riscv64 port.
<li>Changed error reporting for <a href="https://man.openbsd.org/bwfm.4">bwfm(4)</a> to use the long version of the firmware path. This makes it easier to find the correct files to add to the bwfm-firmware port.
<li>Added protections against guests with bad virtio drivers to <a href="https://man.openbsd.org/vmd.8">vmd(8)</a>
<li>Made <a href="https://man.openbsd.org/kqueue.2">kqueue(2)</a> timer re-addition reset an existing timer to use the new timeout period.
<li>Changed <a href="https://man.openbsd.org/cwm.1">cwm(1)</a> maximization and full-screen mode toggling to keep the cursor within the window, preventing focus loss.
<!-- 2021/04/21 -->
<li>Cleaned up TLS v1.2 certificate request handshake data. This fixed a bug where decoding was broken when the number of certificate types exceeded SSL3_CT_NUMBER.
<!-- 2021/04/20 -->
<li>Fixed __builtin_bitreverse32 on 32-bit powerpc, needed to build clang-11.
<li>Added indication of whether an <a href="https://man.openbsd.org/mg.1">mg(1)</a> function is unsuitable for a startup file.
<li>Added keep-alive support to the <a href="https://man.openbsd.org/rpki-client.8">rpki-client(8)</a> HTTP module.
<li>Added "dired-jump" command to <a href="https://man.openbsd.org/mg.1">mg(1)</a> to open a dired buffer containing the current buffer's directory location.
<!-- 2021/04/19 -->
<li>Enabled all Thinkpad X1 Extreme 1 speakers and atmos dolby in <a href="https://man.openbsd.org/azalia.4">azalia(4)</a>.
<li>Corrected multicast decryption for <a href="https://man.openbsd.org/iwx.4">iwx(4)</a>.
<!-- 2021/04/18 -->
<li>Moved to 6.9-current.
</ul>
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