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1.70      bentley     1: <!doctype html>
                      2: <html lang=en id=errata>
                      3: <meta charset=utf-8>
                      4:
1.58      tj          5: <title>OpenBSD 3.9 Errata</title>
1.1       deraadt     6: <meta name="description" content="the OpenBSD CD errata page">
1.56      deraadt     7: <meta name="viewport" content="width=device-width, initial-scale=1">
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1.60      tb          9: <link rel="canonical" href="https://www.openbsd.org/errata39.html">
1.1       deraadt    10:
1.46      deraadt    11: <!--
                     12:                        IMPORTANT REMINDER
                     13:        IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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                     15:
1.1       deraadt    16:
1.70      bentley    17: <h2 id=OpenBSD>
1.56      deraadt    18: <a href="index.html">
1.70      bentley    19: <i>Open</i><b>BSD</b></a>
                     20: 3.9 Errata
1.58      tj         21: </h2>
1.56      deraadt    22: <hr>
1.1       deraadt    23:
                     24: For errata on a certain release, click below:<br>
1.73      schwarze   25: <a href="errata20.html">2.0</a>,
1.1       deraadt    26: <a href="errata21.html">2.1</a>,
                     27: <a href="errata22.html">2.2</a>,
                     28: <a href="errata23.html">2.3</a>,
                     29: <a href="errata24.html">2.4</a>,
                     30: <a href="errata25.html">2.5</a>,
                     31: <a href="errata26.html">2.6</a>,
                     32: <a href="errata27.html">2.7</a>,
                     33: <a href="errata28.html">2.8</a>,
                     34: <a href="errata29.html">2.9</a>,
                     35: <a href="errata30.html">3.0</a>,
                     36: <a href="errata31.html">3.1</a>,
                     37: <a href="errata32.html">3.2</a>,
                     38: <a href="errata33.html">3.3</a>,
                     39: <a href="errata34.html">3.4</a>,
                     40: <a href="errata35.html">3.5</a>,
1.73      schwarze   41: <br>
1.1       deraadt    42: <a href="errata36.html">3.6</a>,
                     43: <a href="errata37.html">3.7</a>,
                     44: <a href="errata38.html">3.8</a>,
1.11      deraadt    45: <a href="errata40.html">4.0</a>,
1.24      merdely    46: <a href="errata41.html">4.1</a>,
1.25      deraadt    47: <a href="errata42.html">4.2</a>,
1.26      deraadt    48: <a href="errata43.html">4.3</a>,
1.28      deraadt    49: <a href="errata44.html">4.4</a>,
1.29      deraadt    50: <a href="errata45.html">4.5</a>,
1.30      deraadt    51: <a href="errata46.html">4.6</a>,
1.32      deraadt    52: <a href="errata47.html">4.7</a>,
1.34      miod       53: <a href="errata48.html">4.8</a>,
1.35      nick       54: <a href="errata49.html">4.9</a>,
1.36      sthen      55: <a href="errata50.html">5.0</a>,
1.37      deraadt    56: <a href="errata51.html">5.1</a>,
1.38      deraadt    57: <a href="errata52.html">5.2</a>,
1.73      schwarze   58: <br>
1.39      deraadt    59: <a href="errata53.html">5.3</a>,
1.40      deraadt    60: <a href="errata54.html">5.4</a>,
1.45      jsg        61: <a href="errata55.html">5.5</a>,
1.49      deraadt    62: <a href="errata56.html">5.6</a>,
1.52      deraadt    63: <a href="errata57.html">5.7</a>,
1.53      deraadt    64: <a href="errata58.html">5.8</a>,
1.59      deraadt    65: <a href="errata59.html">5.9</a>,
1.62      tj         66: <a href="errata60.html">6.0</a>,
1.66      deraadt    67: <a href="errata61.html">6.1</a>,
1.67      deraadt    68: <a href="errata62.html">6.2</a>,
1.68      deraadt    69: <a href="errata63.html">6.3</a>,
1.69      deraadt    70: <a href="errata64.html">6.4</a>,
1.72      deraadt    71: <a href="errata65.html">6.5</a>,
1.74      deraadt    72: <a href="errata66.html">6.6</a>,
1.75      deraadt    73: <a href="errata67.html">6.7</a>,
1.77      deraadt    74: <a href="errata68.html">6.8</a>,
1.78      tj         75: <br>
1.79      deraadt    76: <a href="errata69.html">6.9</a>,
1.80      deraadt    77: <a href="errata70.html">7.0</a>,
1.81      deraadt    78: <a href="errata71.html">7.1</a>,
1.82      tj         79: <a href="errata72.html">7.2</a>,
1.83      tj         80: <a href="errata73.html">7.3</a>,
1.84    ! tj         81: <a href="errata74.html">7.4</a>,
        !            82: <a href="errata75.html">7.5</a>.
1.1       deraadt    83: <hr>
                     84:
1.43      deraadt    85: <p>
1.62      tj         86: Patches for the OpenBSD base system are distributed as unified diffs.
                     87: Each patch contains usage instructions.
                     88: All the following patches are also available in one
                     89: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9.tar.gz">tar.gz file</a>
                     90: for convenience.
1.1       deraadt    91:
1.43      deraadt    92: <p>
1.62      tj         93: Patches for supported releases are also incorporated into the
1.63      tj         94: <a href="stable.html">-stable branch</a>.
1.43      deraadt    95:
1.1       deraadt    96: <hr>
                     97:
                     98: <ul>
                     99:
1.71      deraadt   100: <li id="sendmail">
                    101: <strong>001: SECURITY FIX: March 25, 2006</strong>
                    102: &nbsp; <i>All architectures</i><br>
                    103: A race condition has been reported to exist in the handling by sendmail of
                    104: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
                    105: privileges of the user running sendmail, typically root. This is the second revision of
                    106: this patch.
                    107: <br>
                    108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/001_sendmail.patch">
1.43      deraadt   109: A source code patch exists which remedies this problem.</a>
1.22      ckuethe   110: <p>
                    111:
1.71      deraadt   112: <li id="xorg">
                    113: <strong>002: SECURITY FIX: May 2, 2006</strong>
1.44      deraadt   114: &nbsp; <i>All architectures</i><br>
1.71      deraadt   115: A security vulnerability has been found in the X.Org server --
                    116: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
                    117: Clients authorized to connect to the X server are able to crash it and to execute
                    118: malicious code within the X server.
                    119: <br>
                    120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/002_xorg.patch">
1.43      deraadt   121: A source code patch exists which remedies this problem.</a>
1.21      mbalmer   122: <p>
                    123:
1.71      deraadt   124: <li id="sendmail2">
                    125: <strong>003: SECURITY FIX: June 15, 2006</strong>
1.44      deraadt   126: &nbsp; <i>All architectures</i><br>
1.71      deraadt   127: A potential denial of service problem has been found in sendmail. A malformed MIME
                    128: message could trigger excessive recursion which will lead to stack exhaustion.
                    129: This denial of service attack only affects delivery of mail from the queue and
                    130: delivery of a malformed message. Other incoming mail is still accepted and
                    131: delivered. However, mail messages in the queue may not be reattempted if a
                    132: malformed MIME message exists.
1.19      mbalmer   133: <br>
1.71      deraadt   134: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/003_sendmail2.patch">
1.43      deraadt   135: A source code patch exists which remedies this problem.</a>
1.19      mbalmer   136: <p>
                    137:
1.71      deraadt   138: <li id="httpd">
                    139: <strong>004: SECURITY FIX: July 30, 2006</strong>
1.44      deraadt   140: &nbsp; <i>All architectures</i><br>
1.71      deraadt   141: <a href="https://man.openbsd.org/OpenBSD-3.9/httpd.8">httpd(8)</a>'s
                    142: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
                    143: The buffer overflow may result in a vulnerability which, in combination
                    144: with certain types of Rewrite rules in the web server configuration files,
                    145: could be triggered remotely. The default install is not affected by the
                    146: buffer overflow. CVE-2006-3747
1.13      deraadt   147: <br>
1.71      deraadt   148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/004_httpd.patch">
1.43      deraadt   149: A source code patch exists which remedies this problem.</a>
1.13      deraadt   150: <p>
                    151:
1.71      deraadt   152: <li id="sendmail3">
                    153: <strong>005: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   154: &nbsp; <i>All architectures</i><br>
1.71      deraadt   155: A potential denial of service problem has been found in sendmail. A message
                    156: with really long header lines could trigger a use-after-free bug causing
                    157: sendmail to crash.
1.9       millert   158: <br>
1.71      deraadt   159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/005_sendmail3.patch">
                    160: A source code patch exists which remedies this problem.</a>
1.9       millert   161: <p>
                    162:
1.71      deraadt   163: <li id="dhcpd">
                    164: <strong>006: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   165: &nbsp; <i>All architectures</i><br>
1.71      deraadt   166: Due to an off-by-one error in
                    167: <a href="https://man.openbsd.org/OpenBSD-3.9/dhcpd.8">dhcpd(8)</a>,
                    168: it is possible to cause
                    169: <a href="https://man.openbsd.org/OpenBSD-3.9/dhcpd.8">dhcpd(8)</a>
                    170: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
                    171: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
1.8       miod      172: <br>
1.71      deraadt   173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/006_dhcpd.patch">
1.43      deraadt   174: A source code patch exists which remedies this problem.</a>
1.8       miod      175: <p>
                    176:
1.71      deraadt   177: <li id="sem">
                    178: <strong>007: SECURITY FIX: August 25, 2006</strong>
                    179: &nbsp; <i>All architectures</i><br>
                    180: It is possible to cause the kernel to panic when more than the default number of
1.76      jsg       181: semaphores have been allocated.
1.7       miod      182: <br>
1.71      deraadt   183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/007_sem.patch">
1.43      deraadt   184: A source code patch exists which remedies this problem.</a>
1.7       miod      185: <p>
                    186:
1.71      deraadt   187: <li id="isakmpd">
                    188: <strong>008: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   189: &nbsp; <i>All architectures</i><br>
1.71      deraadt   190: A problem in
                    191: <a href="https://man.openbsd.org/OpenBSD-3.9/isakmpd.8">isakmpd(8)</a>
                    192: caused IPsec to run partly without replay protection. If
                    193: <a href="https://man.openbsd.org/OpenBSD-3.9/isakmpd.8">isakmpd(8)</a>
                    194: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
                    195: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
                    196: replay counter.
1.4       brad      197: <br>
1.71      deraadt   198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/008_isakmpd.patch">
1.43      deraadt   199: A source code patch exists which remedies this problem.</a>
1.4       brad      200: <p>
                    201:
1.71      deraadt   202: <li id="sppp">
                    203: <strong>009: SECURITY FIX: September 2, 2006</strong>
1.44      deraadt   204: &nbsp; <i>All architectures</i><br>
1.71      deraadt   205: Due to the failure to correctly validate LCP configuration option lengths,
                    206: it is possible for an attacker to send LCP packets via an
                    207: <a href="https://man.openbsd.org/OpenBSD-3.9/sppp.4">sppp(4)</a>
                    208: connection causing the kernel to panic.
                    209: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.3       deraadt   210: <br>
1.71      deraadt   211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/009_sppp.patch">
1.43      deraadt   212: A source code patch exists which remedies this problem.</a>
1.3       deraadt   213: <p>
                    214:
1.71      deraadt   215: <li id="bind">
                    216: <strong>010: SECURITY FIX: September 8, 2006</strong>
1.44      deraadt   217: &nbsp; <i>All architectures</i><br>
1.71      deraadt   218: Two Denial of Service issues have been found with BIND.
                    219: An attacker who can perform recursive lookups on a DNS server and is able
                    220: to send a sufficiently large number of recursive queries, or is able to
                    221: get the DNS server to return more than one SIG(covered) RRsets can stop
                    222: the functionality of the DNS service.
                    223: An attacker querying an authoritative DNS server serving a RFC 2535
                    224: DNSSEC zone may be able to crash the DNS server.
                    225: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
                    226: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.3       deraadt   227: <br>
1.71      deraadt   228: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/010_bind.patch">
1.43      deraadt   229: A source code patch exists which remedies this problem.</a>
1.3       deraadt   230: <p>
                    231:
1.71      deraadt   232: <li id="openssl">
                    233: <strong>011: SECURITY FIX: September 8, 2006</strong>
1.44      deraadt   234: &nbsp; <i>All architectures</i><br>
1.71      deraadt   235: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
                    236: an attacker to construct an invalid signature which OpenSSL would accept as a
                    237: valid PKCS#1 v1.5 signature.
                    238: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.3       deraadt   239: <br>
1.71      deraadt   240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/011_openssl.patch">
1.43      deraadt   241: A source code patch exists which remedies this problem.</a>
1.3       deraadt   242: <p>
                    243:
1.47      bentley   244: <li id="httpd2">
1.70      bentley   245: <strong>012: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   246: &nbsp; <i>All architectures</i><br>
1.65      tb        247: <a href="https://man.openbsd.org/OpenBSD-3.9/httpd.8">httpd(8)</a>
1.3       deraadt   248: does not sanitize the Expect header from an HTTP request when it is
                    249: reflected back in an error message, which might allow cross-site scripting (XSS)
                    250: style attacks.
                    251: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
                    252: <br>
1.61      tb        253: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/012_httpd2.patch">
1.43      deraadt   254: A source code patch exists which remedies this problem.</a>
1.3       deraadt   255: <p>
                    256:
1.71      deraadt   257: <li id="openssl2">
                    258: <strong>013: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   259: &nbsp; <i>All architectures</i><br>
1.71      deraadt   260: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
                    261: structures an error condition is mishandled, possibly resulting in an infinite
                    262: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
                    263: pointer may be dereferenced in the SSL version 2 client code. In addition, many
                    264: applications using OpenSSL do not perform any validation of the lengths of
                    265: public keys being used.
                    266: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
                    267: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
                    268: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
                    269: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.3       deraadt   270: <br>
1.71      deraadt   271: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/013_openssl2.patch">
1.43      deraadt   272: A source code patch exists which remedies this problem.</a>
1.3       deraadt   273: <p>
                    274:
1.71      deraadt   275: <li id="systrace">
                    276: <strong>014: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   277: &nbsp; <i>All architectures</i><br>
1.71      deraadt   278: Fix for an integer overflow in
                    279: <a href="https://man.openbsd.org/OpenBSD-3.9/systrace.4">systrace(4)</a>'s
                    280: STRIOCREPLACE support, found by
                    281: Chris Evans. This could be exploited for DoS, limited kmem reads or local
                    282: privilege escalation.
1.3       deraadt   283: <br>
1.71      deraadt   284: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/014_systrace.patch">
1.43      deraadt   285: A source code patch exists which remedies this problem.</a>
1.3       deraadt   286: <p>
                    287:
1.71      deraadt   288: <li id="ssh">
                    289: <strong>015: SECURITY FIX: October 12, 2006</strong>
1.44      deraadt   290: &nbsp; <i>All architectures</i><br>
1.71      deraadt   291: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
                    292: by Tavis Ormandy) that would cause
                    293: <a href="https://man.openbsd.org/OpenBSD-3.9/sshd.8">sshd(8)</a>
                    294: to spin until the login grace time expired.
                    295: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
                    296: that could be exploited to perform a pre-authentication denial of service.
                    297: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
                    298: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.3       deraadt   299: <br>
1.71      deraadt   300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/015_ssh.patch">
1.43      deraadt   301: A source code patch exists which remedies this problem.</a>
1.3       deraadt   302: <p>
                    303:
1.71      deraadt   304: <li id="ldso">
                    305: <strong>016: SECURITY FIX: November 19, 2006</strong>
1.44      deraadt   306: &nbsp; <i>All architectures</i><br>
1.71      deraadt   307: The ELF
                    308: <a href="https://man.openbsd.org/OpenBSD-3.9/ld.so.1">ld.so(1)</a>
                    309: fails to properly sanitize the environment. There is a potential localhost security
                    310: problem in cases we have not found yet.  This patch applies to all ELF-based
                    311: systems (m68k, m88k, and vax are a.out-based systems).
1.3       deraadt   312: <br>
1.71      deraadt   313: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/016_ldso.patch">
1.43      deraadt   314: A source code patch exists which remedies this problem.</a>
1.3       deraadt   315: <p>
                    316:
1.71      deraadt   317: <li id="agp">
                    318: <strong>017: SECURITY FIX: January 3, 2007</strong>
                    319: &nbsp; <i>i386 only</i><br>
                    320: Insufficient validation in
                    321: <a href="https://man.openbsd.org/OpenBSD-3.9/vga.4">vga(4)</a>
                    322: may allow an attacker to gain root privileges if the kernel is compiled with
                    323: <code>option PCIAGP</code>
                    324: and the actual device is not an AGP device.
                    325: The <code>PCIAGP</code> option is present by default on i386
                    326: kernels only.
1.3       deraadt   327: <br>
1.71      deraadt   328: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/i386/017_agp.patch">
1.43      deraadt   329: A source code patch exists which remedies this problem.</a>
1.3       deraadt   330: <p>
                    331:
1.71      deraadt   332: <li id="icmp6">
                    333: <strong>018: RELIABILITY FIX: January 16, 2007</strong>
1.44      deraadt   334: &nbsp; <i>All architectures</i><br>
1.71      deraadt   335: Under some circumstances, processing an ICMP6 echo request would cause
                    336: the kernel to enter an infinite loop.
1.3       deraadt   337: <br>
1.71      deraadt   338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/018_icmp6.patch">
1.43      deraadt   339: A source code patch exists which remedies this problem.</a>
1.3       deraadt   340: <p>
                    341:
1.71      deraadt   342: <li id="timezone">
                    343: <strong>019: INTEROPERABILITY FIX: February 4, 2007</strong>
1.44      deraadt   344: &nbsp; <i>All architectures</i><br>
1.71      deraadt   345: A US daylight saving time rules change takes effect in 2007.
1.1       deraadt   346: <br>
1.71      deraadt   347: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/019_timezone.patch">
                    348: A source code patch exists which syncs the timezone data files with tzdata2007a</a>.<br>
1.1       deraadt   349: <p>
                    350:
1.71      deraadt   351: <li id="m_dup1">
                    352: <strong>020: SECURITY FIX: March 7, 2007</strong>
1.44      deraadt   353: &nbsp; <i>All architectures</i><br>
1.71      deraadt   354: <b>2nd revision, March 17, 2007</b><br>
                    355: Incorrect mbuf handling for ICMP6 packets.<br>
                    356: Using
                    357: <a href="https://man.openbsd.org/OpenBSD-3.9/pf.4">pf(4)</a>
                    358: to avoid the problem packets is an effective workaround until the patch
                    359: can be installed.<br>
                    360: Use "block in inet6" in /etc/pf.conf
1.1       deraadt   361: <br>
1.71      deraadt   362: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/020_m_dup1.patch">
1.43      deraadt   363: A source code patch exists which remedies this problem.</a>
1.1       deraadt   364: <p>
                    365:
1.71      deraadt   366: <li id="p021_xorg">
                    367: <strong>021: SECURITY FIX: April 4, 2007</strong>
1.44      deraadt   368: &nbsp; <i>All architectures</i><br>
1.71      deraadt   369: Multiple vulnerabilities have been discovered in X.Org.<br>
                    370: XC-MISC extension ProcXCMiscGetXIDList memory corruption vulnerability,
                    371: BDFFont parsing integer overflow vulnerability,
                    372: fonts.dir file parsing integer overflow vulnerability,
                    373: multiple integer overflows in the XGetPixel() and XInitImage functions
                    374: in ImUtil.c.
                    375: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1003">CVE-2007-1003</a>,
                    376: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1351">CVE-2007-1351</a>,
                    377: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1352">CVE-2007-1352</a>,
                    378: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1667">CVE-2007-1667</a>.
1.1       deraadt   379: <br>
1.71      deraadt   380: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/021_xorg.patch">
1.43      deraadt   381: A source code patch exists which remedies this problem.</a>
1.1       deraadt   382: <p>
                    383:
1.71      deraadt   384: <li id="p022_route6">
                    385: <strong>022: SECURITY FIX: April 23, 2007</strong>
1.44      deraadt   386: &nbsp; <i>All architectures</i><br>
1.71      deraadt   387: IPv6 type 0 route headers can be used to mount a DoS attack against
                    388: hosts and networks.  This is a design flaw in IPv6 and not a bug in
                    389: OpenBSD.<br>
                    390: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/022_route6.patch">
1.43      deraadt   391: A source code patch exists which remedies this problem.</a>
1.1       deraadt   392: <p>
                    393:
1.71      deraadt   394: <li id="p023_altivec">
                    395: <strong>023: STABILITY FIX: April 26, 2007</strong>
                    396: &nbsp; <i>PowerPC</i><br>
                    397: An unhandled AltiVec assist exception can cause a kernel panic.<br>
                    398: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/macppc/023_altivec.patch">
1.43      deraadt   399: A source code patch exists which remedies this problem.</a>
1.1       deraadt   400: <p>
1.41      deraadt   401:
1.1       deraadt   402: </ul>
                    403:
1.48      tedu      404: <hr>