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<h2>
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<font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
<font color="#e00000">5.9 Errata</font>
</h2>
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<a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
<br>
For errata on a certain release, click below:<br>
<a href="errata21.html">2.1</a>,
<a href="errata22.html">2.2</a>,
<a href="errata23.html">2.3</a>,
<a href="errata24.html">2.4</a>,
<a href="errata25.html">2.5</a>,
<a href="errata26.html">2.6</a>,
<a href="errata27.html">2.7</a>,
<a href="errata28.html">2.8</a>,
<a href="errata29.html">2.9</a>,
<a href="errata30.html">3.0</a>,
<a href="errata31.html">3.1</a>,
<a href="errata32.html">3.2</a>,
<a href="errata33.html">3.3</a>,
<a href="errata34.html">3.4</a>,
<a href="errata35.html">3.5</a>,
<a href="errata36.html">3.6</a>,
<br>
<a href="errata37.html">3.7</a>,
<a href="errata38.html">3.8</a>,
<a href="errata39.html">3.9</a>,
<a href="errata40.html">4.0</a>,
<a href="errata41.html">4.1</a>,
<a href="errata42.html">4.2</a>,
<a href="errata43.html">4.3</a>,
<a href="errata44.html">4.4</a>,
<a href="errata45.html">4.5</a>,
<a href="errata46.html">4.6</a>,
<a href="errata47.html">4.7</a>,
<a href="errata48.html">4.8</a>,
<a href="errata49.html">4.9</a>,
<a href="errata50.html">5.0</a>,
<a href="errata51.html">5.1</a>,
<a href="errata52.html">5.2</a>,
<br>
<a href="errata53.html">5.3</a>,
<a href="errata54.html">5.4</a>,
<a href="errata55.html">5.5</a>,
<a href="errata56.html">5.6</a>,
<a href="errata57.html">5.7</a>,
<a href="errata58.html">5.8</a>.
<br>
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<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9.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_5_9</code> <a href="stable.html">patch branch</a>.
<p>

For more detailed information on how to install patches to OpenBSD, please
consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
<p>

<hr>

<ul>

<li id="001_sshd">
<font color="#009000"><strong>001: SECURITY FIX: March 10, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
<a href="http://www.openssh.com/txt/x11fwd.adv">
Lack of credential sanitization allows injection of commands to xauth(1).</a>
<br>
Prevent this problem immediately by not using the "X11Forwarding" feature
(which is disabled by default)
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/001_sshd.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="002_in6bind">
<font color="#009000"><strong>002: SECURITY FIX: March 16, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Insufficient checks in IPv6 socket binding and UDP IPv6 option
processing allow a local user to send UDP packets with a source
(IPv6 address + port) already reserved by another user.
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/002_in6bind.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="003_pledge">
<font color="#009000"><strong>003: RELIABILITY FIX: March 16, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Incorrect path processing in pledge_namei() could result in unexpected
program termination of pledge(2)'d programs.
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/003_pledge.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="004_mbuf">
<font color="#009000"><strong>004: RELIABILITY FIX: April 30, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
A problem in m_dup_pkt() can result in kernel crashes with carp(4).
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/004_mbuf.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="005_crypto">
<font color="#009000"><strong>005: SECURITY FIX: May 3, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Fix issues in the libcrypto library.
Refer to <a href="https://www.openssl.org/news/secadv/20160503.txt">the advisory</a>.
<ul>
<li>Memory corruption in the ASN.1 encoder (CVE-2016-2108)
<li>Padding oracle in AES-NI CBC MAC check (CVE-2016-2107)
<li>EVP_EncodeUpdate overflow (CVE-2016-2105)
<li>EVP_EncryptUpdate overflow (CVE-2016-2106)
<li>ASN.1 BIO excessive memory allocation (CVE-2016-2109)
</ul>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/005_crypto.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="006_smtpd">
<font color="#009000"><strong>006: RELIABILITY FIX: May 16, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Fix issues in smtpd.
<ul>
  <li>Fix logic issue in smtp state machine that can lead to invalid state and result in crash.
  <li>Plug file pointer leak that can lead to resources exhaustion and result in crash.
</ul>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/006_smtpd.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="007_uvideo">
<font color="#009000"><strong>007: SECURITY FIX: May 17, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Insufficient checks in the uvideo(4) V4L2 ioctl handling leak kernel
memory contents to a local user.
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/007_uvideo.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>

<li id="008_bnx">
<font color="#009000"><strong>008: RELIABILITY FIX: May 18, 2016</strong></font>
&nbsp; <i>All architectures</i><br>
Fix issue in the bnx(4) ethernet driver that could cause data corruption.
<br>
<a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/008_bnx.patch.sig">
A source code patch exists which remedies this problem.</a>
<p>
</ul>

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