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274 lines
9.1 KiB
HTML
<!doctype html>
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<html lang=en id=errata>
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<meta charset=utf-8>
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<title>OpenBSD 5.3 Errata</title>
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<meta name="description" content="the OpenBSD CD errata page">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" type="text/css" href="openbsd.css">
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<link rel="canonical" href="https://www.openbsd.org/errata53.html">
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<!--
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IMPORTANT REMINDER
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IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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-->
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<h2 id=OpenBSD>
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<a href="index.html">
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<i>Open</i><b>BSD</b></a>
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5.3 Errata
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</h2>
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<hr>
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For errata on a certain release, click below:<br>
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<a href="errata20.html">2.0</a>,
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<a href="errata21.html">2.1</a>,
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<a href="errata22.html">2.2</a>,
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<a href="errata23.html">2.3</a>,
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<a href="errata24.html">2.4</a>,
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<a href="errata25.html">2.5</a>,
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<a href="errata26.html">2.6</a>,
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<a href="errata27.html">2.7</a>,
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<a href="errata28.html">2.8</a>,
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<a href="errata29.html">2.9</a>,
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<a href="errata30.html">3.0</a>,
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<a href="errata31.html">3.1</a>,
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<a href="errata32.html">3.2</a>,
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<a href="errata33.html">3.3</a>,
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<a href="errata34.html">3.4</a>,
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<a href="errata35.html">3.5</a>,
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<br>
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<a href="errata36.html">3.6</a>,
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<a href="errata37.html">3.7</a>,
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<a href="errata38.html">3.8</a>,
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<a href="errata39.html">3.9</a>,
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<a href="errata40.html">4.0</a>,
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<a href="errata41.html">4.1</a>,
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<a href="errata42.html">4.2</a>,
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<a href="errata43.html">4.3</a>,
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<a href="errata44.html">4.4</a>,
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<a href="errata45.html">4.5</a>,
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<a href="errata46.html">4.6</a>,
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<a href="errata47.html">4.7</a>,
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<a href="errata48.html">4.8</a>,
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<a href="errata49.html">4.9</a>,
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<a href="errata50.html">5.0</a>,
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<a href="errata51.html">5.1</a>,
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<br>
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<a href="errata52.html">5.2</a>,
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<a href="errata54.html">5.4</a>,
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<a href="errata55.html">5.5</a>,
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<a href="errata56.html">5.6</a>,
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<a href="errata57.html">5.7</a>,
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<a href="errata58.html">5.8</a>,
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<a href="errata59.html">5.9</a>,
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<a href="errata60.html">6.0</a>,
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<a href="errata61.html">6.1</a>,
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<a href="errata62.html">6.2</a>,
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<a href="errata63.html">6.3</a>,
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<a href="errata64.html">6.4</a>,
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<a href="errata65.html">6.5</a>,
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<a href="errata66.html">6.6</a>,
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<a href="errata67.html">6.7</a>,
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<a href="errata68.html">6.8</a>,
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<br>
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<a href="errata69.html">6.9</a>,
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<a href="errata70.html">7.0</a>,
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<a href="errata71.html">7.1</a>,
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<a href="errata72.html">7.2</a>,
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<a href="errata73.html">7.3</a>.
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<hr>
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<p>
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Patches for the OpenBSD base system are distributed as unified diffs.
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Each patch contains usage instructions.
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All the following patches are also available in one
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3.tar.gz">tar.gz file</a>
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for convenience.
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<p>
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Patches for supported releases are also incorporated into the
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<a href="stable.html">-stable branch</a>.
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<hr>
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<ul>
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<li id="p001_bgpd">
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<strong>001: RELIABILITY FIX: March 15, 2013</strong>
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<i>All architectures</i><br>
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A rare condition during session startup may cause bgpd to replace
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an active session leading to unknown consequences. Bug found by
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inspection (we do not know how to reproduce it, consider that a challenge).
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/001_bgpd.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p002_vr">
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<strong>002: RELIABILITY FIX: May 5, 2013</strong>
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<i>All architectures</i><br>
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A flaw exists in the <a href="https://man.openbsd.org/OpenBSD-5.3/vr.4"
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>vr(4)</a> driver that may cause it to not recover from some error conditions.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/002_vr.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p003_nginx">
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<strong>003: RELIABILITY FIX: May 17, 2013</strong>
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<i>All architectures</i><br>
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A problem exists in
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<a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
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if proxy_pass is used with untrusted HTTP backend servers.
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The problem may lead to a denial of service or a disclosure of a
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worker process memory on a specially crafted response from an
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upstream proxied server.
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This issue was assigned CVE-2013-2070.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/003_nginx.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p004_route">
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<strong>004: RELIABILITY FIX: May 17, 2013</strong>
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<i>All architectures</i><br>
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As discovered by Peter Philipp, it is possible for an unprivileged user
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process to trigger deleting the undeletable RNF_ROOT route, resulting in
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a kernel panic.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/004_route.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p005_in6">
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<strong>005: RELIABILITY FIX: May 31, 2013</strong>
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<i>All architectures</i><br>
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A local denial of service is possible by an unprivileged user if the
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SIOCSIFADDR ioctl is performed upon an AF_INET6 socket with a specially
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crafted parameter.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/005_in6.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p006_tftpd">
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<strong>006: RELIABILITY FIX: June 12, 2013</strong>
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<i>All architectures</i><br>
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A denial of services was discovered where certain combinations of
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TFTP options could cause OACK generation to fail, which in turn
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caused a double free in tftpd.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/006_tftpd.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p007_vio">
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<strong>007: RELIABILITY FIX: June 12, 2013</strong>
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<i>All architectures</i><br>
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Two flaws in the <a href="https://man.openbsd.org/OpenBSD-5.3/vio.4">vio(4)</a>
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driver may cause a kernel panic, and may cause IPv6 neighbour discovery to fail
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due to multicast receive problems.<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/007_vio.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p008_pflow">
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<strong>008: RELIABILITY FIX: Nov 7, 2013</strong>
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<i>All architectures</i><br>
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A crash can happen on
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<a href="https://man.openbsd.org/OpenBSD-5.3/pflow.4">pflow(4)</a>
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interface destruction.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/008_pflow.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p009_sshgcm">
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<strong>009: SECURITY FIX: Nov 7, 2013</strong>
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<i>All architectures</i><br>
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A memory corruption vulnerability exists in the post-authentication sshd process
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when an AES-GCM cipher (aes128-gcm@openssh.com or aes256-gcm@openssh.com) is
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selected during kex exchange.
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Review the <a href="https://www.openssh.com/txt/gcmrekey.adv">gcmrekey advisory</a>
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for a mitigation.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/009_sshgcm.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p010_vnode">
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<strong>010: RELIABILITY FIX: Nov 11, 2013</strong>
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<i>All architectures</i><br>
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An unprivileged user may hang the system.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/010_vnode.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p011_nginx">
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<strong>011: SECURITY FIX: Nov 21, 2013</strong>
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<i>All architectures</i><br>
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A problem exists in
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<a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
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which might allow an attacker to bypass security restrictions in certain
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configurations by using a specially crafted request.
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This issue was assigned CVE-2013-4547.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/011_nginx.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p012_sha512">
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<strong>012: RELIABILITY FIX: Dec 19, 2013</strong>
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<i>Strict alignment architectures</i><br>
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In OpenSSL, use of the SHA384 SSL/TLS ciphers may result in a crash of
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the application. The i386, amd64, vax and m68k platforms aren't
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affected.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/012_sha512.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p013_libXfont">
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<strong>013: SECURITY FIX: Jan 10, 2014</strong>
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<i>All architectures</i><br>
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A BDF font file containing a longer than expected string could overflow
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a buffer on the stack in the X server.
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This issue was assigned CVE-2013-6462.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/013_libXfont.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p014_openssl">
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<strong>014: SECURITY FIX: April 8, 2014</strong>
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<i>All architectures</i><br>
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Missing bounds checking in OpenSSL's implementation of the TLS/DTLS
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heartbeat extension (RFC6520) which can result in a leak of memory contents.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/014_openssl.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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<li id="p015_openssl">
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<strong>015: SECURITY FIX: April 12, 2014</strong>
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<i>All architectures</i><br>
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A use-after-free race condition in OpenSSL's read buffer may permit an attacker
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to inject data from one connection into another.
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<br>
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<a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/015_openssl.patch">
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A source code patch exists which remedies this problem.</a>
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<p>
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</ul>
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<hr>
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