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<title>OpenBSD 2.7 errata</title>
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<h2><font color=#0000e0>
This is the OpenBSD 2.7 release errata &amp; patch list:

</font></h2>

<hr>
<a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
<a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
<a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
<a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
<a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
<a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
<a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
<hr>

<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7.tar.gz>
You can also fetch a tar.gz file containing all the following patches</a>.
This file is updated once a day.

<p> The patches below are available in CVS via the
<code>OPENBSD_2_7</code> <a href="stable.html">patch branch</a>.
<hr>

<dl>
<a name=all></a>
<li><h3><font color=#e00000>All architectures</font></h3>
<ul>
<a name=uselogin></a>
<li><font color=#009000><strong>005: SECURITY ALERT: June 6, 2000</strong></font><br>
The non-default UseLogin feature in <b>/etc/sshd_config</b> is broken and should not
be used.  On other operating systems, it results in a hole.  Avoid use of this
feature, or update to OpenSSH 2.1.1 or later if you must use it.
<p>
<a name=ipopts></a>
<li><font color=#009000><strong>005: RELIABILITY FIX: May 29, 2000</strong></font><br>
Parse IPv4 options more carefully.  It is not yet clear if this can even be used
to crash the machine remote or locally.
<br>
<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/005_ipopts.patch>
A source code patch exists which remedies this problem.</a>
<p>
<a name=route></a>
<li><font color=#009000><strong>004: RELIABILITY FIX: May 29, 2000</strong></font><br>
Certain routing table modifications by the superuser could cause a system panic.
<br>
<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/004_route.patch>
A source code patch exists which remedies this problem.</a>
<p>
<a name=bridge></a>
<li><font color=#009000><strong>003: SECURITY FIX: May 26, 2000</strong></font><br>
It is possible to bypass the <i>learning</i> flag on an interface if frames
go directly to the machine acting as a
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bridge&sektion=4">bridge</a>.
<br>
<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/003_bridge.patch>
A source code patch exists which remedies this problem.</a>
<p>
<a name=ef></a>
<li><font color=#009000><strong>002: DRIVER FIX: May 26, 2000</strong></font><br>
The
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ef&sektion=4">ef(4)</a>
driver will complain when adding an address with ifconfig
(ifconfig: SIOCAIFADDR: Invalid argument).<br>
<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/002_ef.patch>
A source code patch exists which remedies this problem.</a>
<p>
<a name=ipf></a>
<li><font color=#009000><strong>001: SECURITY FIX: May 25, 2000</strong></font><br>
A misuse of
<a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipf&sektion=8">ipf(8)</a>
<i>keep-state</i> rules can result in firewall rules being bypassed.<br>
<a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.7/common/001_ipf.patch>
A source code patch exists</a>, which remedies this problem, and updates ipf
to version 3.3.16.
<p>
</ul>
<p>
<a name=i386></a>
<li><h3><font color=#e00000>i386</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=mac68k></a>
<li><h3><font color=#e00000>mac68k</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=sparc></a>
<li><h3><font color=#e00000>sparc</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=amiga></a>
<li><h3><font color=#e00000>amiga</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=pmax></a>
<li><h3><font color=#e00000>pmax</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=arc></a>
<li><h3><font color=#e00000>arc</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=alpha></a>
<li><h3><font color=#e00000>alpha</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=hp300></a>
<li><h3><font color=#e00000>hp300</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=mvme68k></a>
<li><h3><font color=#e00000>mvme68k</font></h3>
<ul>
<li>No problems identified yet.
</ul>
<p>
<a name=powerpc></a>
<li><h3><font color=#e00000>powerpc</font></h3>
<ul>
<li>No problems identified yet.
</ul>

</dl>
<br>

<hr>
<a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
<a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
<a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
<a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
<a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
<a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
<a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
<hr>

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