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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
                     14: -->
                     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>,
        !            81: <a href="errata74.html">7.4</a>.
1.1       deraadt    82: <hr>
                     83:
1.43      deraadt    84: <p>
1.62      tj         85: Patches for the OpenBSD base system are distributed as unified diffs.
                     86: Each patch contains usage instructions.
                     87: All the following patches are also available in one
                     88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9.tar.gz">tar.gz file</a>
                     89: for convenience.
1.1       deraadt    90:
1.43      deraadt    91: <p>
1.62      tj         92: Patches for supported releases are also incorporated into the
1.63      tj         93: <a href="stable.html">-stable branch</a>.
1.43      deraadt    94:
1.1       deraadt    95: <hr>
                     96:
                     97: <ul>
                     98:
1.71      deraadt    99: <li id="sendmail">
                    100: <strong>001: SECURITY FIX: March 25, 2006</strong>
                    101: &nbsp; <i>All architectures</i><br>
                    102: A race condition has been reported to exist in the handling by sendmail of
                    103: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
                    104: privileges of the user running sendmail, typically root. This is the second revision of
                    105: this patch.
                    106: <br>
                    107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/001_sendmail.patch">
1.43      deraadt   108: A source code patch exists which remedies this problem.</a>
1.22      ckuethe   109: <p>
                    110:
1.71      deraadt   111: <li id="xorg">
                    112: <strong>002: SECURITY FIX: May 2, 2006</strong>
1.44      deraadt   113: &nbsp; <i>All architectures</i><br>
1.71      deraadt   114: A security vulnerability has been found in the X.Org server --
                    115: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
                    116: Clients authorized to connect to the X server are able to crash it and to execute
                    117: malicious code within the X server.
                    118: <br>
                    119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/002_xorg.patch">
1.43      deraadt   120: A source code patch exists which remedies this problem.</a>
1.21      mbalmer   121: <p>
                    122:
1.71      deraadt   123: <li id="sendmail2">
                    124: <strong>003: SECURITY FIX: June 15, 2006</strong>
1.44      deraadt   125: &nbsp; <i>All architectures</i><br>
1.71      deraadt   126: A potential denial of service problem has been found in sendmail. A malformed MIME
                    127: message could trigger excessive recursion which will lead to stack exhaustion.
                    128: This denial of service attack only affects delivery of mail from the queue and
                    129: delivery of a malformed message. Other incoming mail is still accepted and
                    130: delivered. However, mail messages in the queue may not be reattempted if a
                    131: malformed MIME message exists.
1.19      mbalmer   132: <br>
1.71      deraadt   133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/003_sendmail2.patch">
1.43      deraadt   134: A source code patch exists which remedies this problem.</a>
1.19      mbalmer   135: <p>
                    136:
1.71      deraadt   137: <li id="httpd">
                    138: <strong>004: SECURITY FIX: July 30, 2006</strong>
1.44      deraadt   139: &nbsp; <i>All architectures</i><br>
1.71      deraadt   140: <a href="https://man.openbsd.org/OpenBSD-3.9/httpd.8">httpd(8)</a>'s
                    141: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
                    142: The buffer overflow may result in a vulnerability which, in combination
                    143: with certain types of Rewrite rules in the web server configuration files,
                    144: could be triggered remotely. The default install is not affected by the
                    145: buffer overflow. CVE-2006-3747
1.13      deraadt   146: <br>
1.71      deraadt   147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/004_httpd.patch">
1.43      deraadt   148: A source code patch exists which remedies this problem.</a>
1.13      deraadt   149: <p>
                    150:
1.71      deraadt   151: <li id="sendmail3">
                    152: <strong>005: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   153: &nbsp; <i>All architectures</i><br>
1.71      deraadt   154: A potential denial of service problem has been found in sendmail. A message
                    155: with really long header lines could trigger a use-after-free bug causing
                    156: sendmail to crash.
1.9       millert   157: <br>
1.71      deraadt   158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/005_sendmail3.patch">
                    159: A source code patch exists which remedies this problem.</a>
1.9       millert   160: <p>
                    161:
1.71      deraadt   162: <li id="dhcpd">
                    163: <strong>006: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   164: &nbsp; <i>All architectures</i><br>
1.71      deraadt   165: Due to an off-by-one error in
                    166: <a href="https://man.openbsd.org/OpenBSD-3.9/dhcpd.8">dhcpd(8)</a>,
                    167: it is possible to cause
                    168: <a href="https://man.openbsd.org/OpenBSD-3.9/dhcpd.8">dhcpd(8)</a>
                    169: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
                    170: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
1.8       miod      171: <br>
1.71      deraadt   172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/006_dhcpd.patch">
1.43      deraadt   173: A source code patch exists which remedies this problem.</a>
1.8       miod      174: <p>
                    175:
1.71      deraadt   176: <li id="sem">
                    177: <strong>007: SECURITY FIX: August 25, 2006</strong>
                    178: &nbsp; <i>All architectures</i><br>
                    179: It is possible to cause the kernel to panic when more than the default number of
1.76      jsg       180: semaphores have been allocated.
1.7       miod      181: <br>
1.71      deraadt   182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/007_sem.patch">
1.43      deraadt   183: A source code patch exists which remedies this problem.</a>
1.7       miod      184: <p>
                    185:
1.71      deraadt   186: <li id="isakmpd">
                    187: <strong>008: SECURITY FIX: August 25, 2006</strong>
1.44      deraadt   188: &nbsp; <i>All architectures</i><br>
1.71      deraadt   189: A problem in
                    190: <a href="https://man.openbsd.org/OpenBSD-3.9/isakmpd.8">isakmpd(8)</a>
                    191: caused IPsec to run partly without replay protection. If
                    192: <a href="https://man.openbsd.org/OpenBSD-3.9/isakmpd.8">isakmpd(8)</a>
                    193: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
                    194: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
                    195: replay counter.
1.4       brad      196: <br>
1.71      deraadt   197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/008_isakmpd.patch">
1.43      deraadt   198: A source code patch exists which remedies this problem.</a>
1.4       brad      199: <p>
                    200:
1.71      deraadt   201: <li id="sppp">
                    202: <strong>009: SECURITY FIX: September 2, 2006</strong>
1.44      deraadt   203: &nbsp; <i>All architectures</i><br>
1.71      deraadt   204: Due to the failure to correctly validate LCP configuration option lengths,
                    205: it is possible for an attacker to send LCP packets via an
                    206: <a href="https://man.openbsd.org/OpenBSD-3.9/sppp.4">sppp(4)</a>
                    207: connection causing the kernel to panic.
                    208: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.3       deraadt   209: <br>
1.71      deraadt   210: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/009_sppp.patch">
1.43      deraadt   211: A source code patch exists which remedies this problem.</a>
1.3       deraadt   212: <p>
                    213:
1.71      deraadt   214: <li id="bind">
                    215: <strong>010: SECURITY FIX: September 8, 2006</strong>
1.44      deraadt   216: &nbsp; <i>All architectures</i><br>
1.71      deraadt   217: Two Denial of Service issues have been found with BIND.
                    218: An attacker who can perform recursive lookups on a DNS server and is able
                    219: to send a sufficiently large number of recursive queries, or is able to
                    220: get the DNS server to return more than one SIG(covered) RRsets can stop
                    221: the functionality of the DNS service.
                    222: An attacker querying an authoritative DNS server serving a RFC 2535
                    223: DNSSEC zone may be able to crash the DNS server.
                    224: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
                    225: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.3       deraadt   226: <br>
1.71      deraadt   227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/010_bind.patch">
1.43      deraadt   228: A source code patch exists which remedies this problem.</a>
1.3       deraadt   229: <p>
                    230:
1.71      deraadt   231: <li id="openssl">
                    232: <strong>011: SECURITY FIX: September 8, 2006</strong>
1.44      deraadt   233: &nbsp; <i>All architectures</i><br>
1.71      deraadt   234: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
                    235: an attacker to construct an invalid signature which OpenSSL would accept as a
                    236: valid PKCS#1 v1.5 signature.
                    237: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.3       deraadt   238: <br>
1.71      deraadt   239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/011_openssl.patch">
1.43      deraadt   240: A source code patch exists which remedies this problem.</a>
1.3       deraadt   241: <p>
                    242:
1.47      bentley   243: <li id="httpd2">
1.70      bentley   244: <strong>012: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   245: &nbsp; <i>All architectures</i><br>
1.65      tb        246: <a href="https://man.openbsd.org/OpenBSD-3.9/httpd.8">httpd(8)</a>
1.3       deraadt   247: does not sanitize the Expect header from an HTTP request when it is
                    248: reflected back in an error message, which might allow cross-site scripting (XSS)
                    249: style attacks.
                    250: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
                    251: <br>
1.61      tb        252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/012_httpd2.patch">
1.43      deraadt   253: A source code patch exists which remedies this problem.</a>
1.3       deraadt   254: <p>
                    255:
1.71      deraadt   256: <li id="openssl2">
                    257: <strong>013: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   258: &nbsp; <i>All architectures</i><br>
1.71      deraadt   259: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
                    260: structures an error condition is mishandled, possibly resulting in an infinite
                    261: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
                    262: pointer may be dereferenced in the SSL version 2 client code. In addition, many
                    263: applications using OpenSSL do not perform any validation of the lengths of
                    264: public keys being used.
                    265: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
                    266: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
                    267: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
                    268: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.3       deraadt   269: <br>
1.71      deraadt   270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/013_openssl2.patch">
1.43      deraadt   271: A source code patch exists which remedies this problem.</a>
1.3       deraadt   272: <p>
                    273:
1.71      deraadt   274: <li id="systrace">
                    275: <strong>014: SECURITY FIX: October 7, 2006</strong>
1.44      deraadt   276: &nbsp; <i>All architectures</i><br>
1.71      deraadt   277: Fix for an integer overflow in
                    278: <a href="https://man.openbsd.org/OpenBSD-3.9/systrace.4">systrace(4)</a>'s
                    279: STRIOCREPLACE support, found by
                    280: Chris Evans. This could be exploited for DoS, limited kmem reads or local
                    281: privilege escalation.
1.3       deraadt   282: <br>
1.71      deraadt   283: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/014_systrace.patch">
1.43      deraadt   284: A source code patch exists which remedies this problem.</a>
1.3       deraadt   285: <p>
                    286:
1.71      deraadt   287: <li id="ssh">
                    288: <strong>015: SECURITY FIX: October 12, 2006</strong>
1.44      deraadt   289: &nbsp; <i>All architectures</i><br>
1.71      deraadt   290: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
                    291: by Tavis Ormandy) that would cause
                    292: <a href="https://man.openbsd.org/OpenBSD-3.9/sshd.8">sshd(8)</a>
                    293: to spin until the login grace time expired.
                    294: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
                    295: that could be exploited to perform a pre-authentication denial of service.
                    296: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
                    297: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.3       deraadt   298: <br>
1.71      deraadt   299: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/015_ssh.patch">
1.43      deraadt   300: A source code patch exists which remedies this problem.</a>
1.3       deraadt   301: <p>
                    302:
1.71      deraadt   303: <li id="ldso">
                    304: <strong>016: SECURITY FIX: November 19, 2006</strong>
1.44      deraadt   305: &nbsp; <i>All architectures</i><br>
1.71      deraadt   306: The ELF
                    307: <a href="https://man.openbsd.org/OpenBSD-3.9/ld.so.1">ld.so(1)</a>
                    308: fails to properly sanitize the environment. There is a potential localhost security
                    309: problem in cases we have not found yet.  This patch applies to all ELF-based
                    310: systems (m68k, m88k, and vax are a.out-based systems).
1.3       deraadt   311: <br>
1.71      deraadt   312: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/016_ldso.patch">
1.43      deraadt   313: A source code patch exists which remedies this problem.</a>
1.3       deraadt   314: <p>
                    315:
1.71      deraadt   316: <li id="agp">
                    317: <strong>017: SECURITY FIX: January 3, 2007</strong>
                    318: &nbsp; <i>i386 only</i><br>
                    319: Insufficient validation in
                    320: <a href="https://man.openbsd.org/OpenBSD-3.9/vga.4">vga(4)</a>
                    321: may allow an attacker to gain root privileges if the kernel is compiled with
                    322: <code>option PCIAGP</code>
                    323: and the actual device is not an AGP device.
                    324: The <code>PCIAGP</code> option is present by default on i386
                    325: kernels only.
1.3       deraadt   326: <br>
1.71      deraadt   327: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/i386/017_agp.patch">
1.43      deraadt   328: A source code patch exists which remedies this problem.</a>
1.3       deraadt   329: <p>
                    330:
1.71      deraadt   331: <li id="icmp6">
                    332: <strong>018: RELIABILITY FIX: January 16, 2007</strong>
1.44      deraadt   333: &nbsp; <i>All architectures</i><br>
1.71      deraadt   334: Under some circumstances, processing an ICMP6 echo request would cause
                    335: the kernel to enter an infinite loop.
1.3       deraadt   336: <br>
1.71      deraadt   337: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/018_icmp6.patch">
1.43      deraadt   338: A source code patch exists which remedies this problem.</a>
1.3       deraadt   339: <p>
                    340:
1.71      deraadt   341: <li id="timezone">
                    342: <strong>019: INTEROPERABILITY FIX: February 4, 2007</strong>
1.44      deraadt   343: &nbsp; <i>All architectures</i><br>
1.71      deraadt   344: A US daylight saving time rules change takes effect in 2007.
1.1       deraadt   345: <br>
1.71      deraadt   346: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/019_timezone.patch">
                    347: A source code patch exists which syncs the timezone data files with tzdata2007a</a>.<br>
1.1       deraadt   348: <p>
                    349:
1.71      deraadt   350: <li id="m_dup1">
                    351: <strong>020: SECURITY FIX: March 7, 2007</strong>
1.44      deraadt   352: &nbsp; <i>All architectures</i><br>
1.71      deraadt   353: <b>2nd revision, March 17, 2007</b><br>
                    354: Incorrect mbuf handling for ICMP6 packets.<br>
                    355: Using
                    356: <a href="https://man.openbsd.org/OpenBSD-3.9/pf.4">pf(4)</a>
                    357: to avoid the problem packets is an effective workaround until the patch
                    358: can be installed.<br>
                    359: Use "block in inet6" in /etc/pf.conf
1.1       deraadt   360: <br>
1.71      deraadt   361: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/020_m_dup1.patch">
1.43      deraadt   362: A source code patch exists which remedies this problem.</a>
1.1       deraadt   363: <p>
                    364:
1.71      deraadt   365: <li id="p021_xorg">
                    366: <strong>021: SECURITY FIX: April 4, 2007</strong>
1.44      deraadt   367: &nbsp; <i>All architectures</i><br>
1.71      deraadt   368: Multiple vulnerabilities have been discovered in X.Org.<br>
                    369: XC-MISC extension ProcXCMiscGetXIDList memory corruption vulnerability,
                    370: BDFFont parsing integer overflow vulnerability,
                    371: fonts.dir file parsing integer overflow vulnerability,
                    372: multiple integer overflows in the XGetPixel() and XInitImage functions
                    373: in ImUtil.c.
                    374: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1003">CVE-2007-1003</a>,
                    375: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1351">CVE-2007-1351</a>,
                    376: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1352">CVE-2007-1352</a>,
                    377: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-1667">CVE-2007-1667</a>.
1.1       deraadt   378: <br>
1.71      deraadt   379: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/021_xorg.patch">
1.43      deraadt   380: A source code patch exists which remedies this problem.</a>
1.1       deraadt   381: <p>
                    382:
1.71      deraadt   383: <li id="p022_route6">
                    384: <strong>022: SECURITY FIX: April 23, 2007</strong>
1.44      deraadt   385: &nbsp; <i>All architectures</i><br>
1.71      deraadt   386: IPv6 type 0 route headers can be used to mount a DoS attack against
                    387: hosts and networks.  This is a design flaw in IPv6 and not a bug in
                    388: OpenBSD.<br>
                    389: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/common/022_route6.patch">
1.43      deraadt   390: A source code patch exists which remedies this problem.</a>
1.1       deraadt   391: <p>
                    392:
1.71      deraadt   393: <li id="p023_altivec">
                    394: <strong>023: STABILITY FIX: April 26, 2007</strong>
                    395: &nbsp; <i>PowerPC</i><br>
                    396: An unhandled AltiVec assist exception can cause a kernel panic.<br>
                    397: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.9/macppc/023_altivec.patch">
1.43      deraadt   398: A source code patch exists which remedies this problem.</a>
1.1       deraadt   399: <p>
1.41      deraadt   400:
1.1       deraadt   401: </ul>
                    402:
1.48      tedu      403: <hr>