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                      4: <title>OpenBSD 3.3 errata</title>
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1.8       henning     9: <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
1.1       david      10: </head>
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1.1       david      13:
                     14: <a href="index.html"><img alt="[OpenBSD]" height="30" width="141" src="images/smalltitle.gif" border="0"></a>
                     15: <h2><font color="#0000e0">
                     16: This is the OpenBSD 3.3 release errata &amp; patch list:
                     17:
                     18: </font></h2>
                     19:
                     20: <hr>
                     21: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
                     22: <a href=pkg-stable33.html>For important packages updates, please refer here.</a><br>
                     23: <br>
                     24: For errata on a certain release, click below:<br>
                     25: <a href="errata21.html">2.1</a>,
                     26: <a href="errata22.html">2.2</a>,
                     27: <a href="errata23.html">2.3</a>,
                     28: <a href="errata24.html">2.4</a>,
                     29: <a href="errata25.html">2.5</a>,
                     30: <a href="errata26.html">2.6</a>,
                     31: <a href="errata27.html">2.7</a>,
                     32: <a href="errata28.html">2.8</a>,
                     33: <a href="errata29.html">2.9</a>,
                     34: <a href="errata30.html">3.0</a>,
                     35: <a href="errata31.html">3.1</a>,
                     36: <a href="errata32.html">3.2</a>,
1.24      david      37: <a href="errata34.html">3.4</a>,
1.26      miod       38: <a href="errata35.html">3.5</a>,
1.27      deraadt    39: <a href="errata36.html">3.6</a>,
1.50      deraadt    40: <a href="errata37.html">3.7</a>,
1.35      deraadt    41: <br>
1.29      deraadt    42: <a href="errata38.html">3.8</a>,
1.30      deraadt    43: <a href="errata39.html">3.9</a>,
1.31      deraadt    44: <a href="errata40.html">4.0</a>,
1.33      merdely    45: <a href="errata41.html">4.1</a>,
1.51      deraadt    46: <a href="errata42.html">4.2</a>,
1.35      deraadt    47: <a href="errata43.html">4.3</a>,
1.37      deraadt    48: <a href="errata44.html">4.4</a>,
1.38      deraadt    49: <a href="errata45.html">4.5</a>,
1.39      deraadt    50: <a href="errata46.html">4.6</a>,
1.41      deraadt    51: <a href="errata47.html">4.7</a>,
1.42      miod       52: <a href="errata48.html">4.8</a>,
1.43      nick       53: <a href="errata49.html">4.9</a>,
1.44      sthen      54: <a href="errata50.html">5.0</a>,
1.45      deraadt    55: <a href="errata51.html">5.1</a>,
1.46      deraadt    56: <a href="errata52.html">5.2</a>,
1.47      deraadt    57: <a href="errata53.html">5.3</a>,
1.50      deraadt    58: <br>
1.48      deraadt    59: <a href="errata54.html">5.4</a>,
1.56    ! jsg        60: <a href="errata55.html">5.5</a>,
        !            61: <a href="errata56.html">5.6</a>.
1.1       david      62: <br>
                     63: <hr>
                     64:
1.40      sthen      65: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">
1.1       david      66: You can also fetch a tar.gz file containing all the following patches</a>.
                     67: This file is updated once a day.
1.51      deraadt    68: <p>
1.1       david      69:
1.51      deraadt    70: The patches below are available in CVS via the
1.1       david      71: <code>OPENBSD_3_3</code> <a href="stable.html">patch branch</a>.
1.51      deraadt    72: <p>
1.1       david      73:
                     74: For more detailed information on how to install patches to OpenBSD, please
                     75: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.51      deraadt    76: <p>
                     77:
1.1       david      78: <hr>
                     79:
                     80: <ul>
1.25      otto       81: <li><a name="cvs"></a>
1.54      deraadt    82: <font color="#009000"><strong>022: SECURITY FIX: May 5, 2004</strong></font>
                     83: &nbsp; <i>All architectures</i><br>
1.25      otto       84: Pathname validation problems have been found in
                     85: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cvs&amp;apropos=0&amp;sektion=1&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">cvs(1)</a>,
                     86: allowing malicious clients to create files outside the repository, allowing
                     87: malicious servers to overwrite files outside the local CVS tree on
                     88: the client and allowing clients to check out files outside the CVS
                     89: repository.
                     90: <br>
1.40      sthen      91: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51      deraadt    92: A source code patch exists which remedies this problem.</a>
1.25      otto       93: <p>
1.22      millert    94: <li><a name="openssl"></a>
1.54      deraadt    95: <font color="#009000"><strong>021: RELIABILITY FIX: March 17, 2004</strong></font>
                     96: &nbsp; <i>All architectures</i><br>
1.22      millert    97: A missing check for a NULL-pointer dereference has been found in
                     98: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssl&amp;apropos=0&amp;sektion=3&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">ssl(3)</a>.
                     99: A remote attacker can use the bug to cause an OpenSSL application to crash;
                    100: this may lead to a denial of service.
                    101: <br>
1.40      sthen     102: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51      deraadt   103: A source code patch exists which remedies this problem.</a>
1.22      millert   104: <p>
1.21      brad      105: <li><a name="isakmpd2"></a>
1.54      deraadt   106: <font color="#009000"><strong>020: RELIABILITY FIX: March 17, 2004</strong></font>
                    107: &nbsp; <i>All architectures</i><br>
1.21      brad      108: Defects in the payload validation and processing functions of
                    109: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&amp;apropos=0&amp;sektion=8&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">isakmpd(8)</a>
                    110: have been discovered.  An attacker could send malformed ISAKMP messages and
                    111: cause isakmpd to crash or to loop endlessly.  This patch fixes these problems
                    112: and removes some memory leaks.
                    113: <br>
1.40      sthen     114: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51      deraadt   115: A source code patch exists which remedies this problem.</a>
1.21      brad      116: <p>
1.20      brad      117: <li><a name="httpd2"></a>
1.54      deraadt   118: <font color="#009000"><strong>019: SECURITY FIX: March 13, 2004</strong></font>
                    119: &nbsp; <i>All architectures</i><br>
1.20      brad      120: Due to a bug in the parsing of Allow/Deny rules for
                    121: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&amp;sektion=8">httpd(8)'s</a>
                    122: access module, using IP addresses without a netmask on big endian 64-bit
                    123: platforms causes the rules to fail to match. This only affects sparc64.
                    124: <br>
1.40      sthen     125: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51      deraadt   126: A source code patch exists which remedies this problem.</a>
1.20      brad      127: <p>
1.19      markus    128: <li><a name="tcp"></a>
1.54      deraadt   129: <font color="#009000"><strong>018: RELIABILITY FIX: March 8, 2004</strong></font>
                    130: &nbsp; <i>All architectures</i><br>
1.19      markus    131: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
                    132: TCP segments are queued in the system.  An attacker could
                    133: send out-of-order TCP segments and trick the system into using all
                    134: available memory buffers.
                    135: <br>
1.40      sthen     136: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51      deraadt   137: A source code patch exists which remedies this problem.</a>
1.19      markus    138: <p>
1.17      david     139: <li><a name="font"></a>
1.54      deraadt   140: <font color="#009000"><strong>017: RELIABILITY FIX: February 14, 2004</strong></font>
                    141: &nbsp; <i>All architectures</i><br>
1.14      matthieu  142: Several buffer overflows exist in the code parsing
1.15      matthieu  143: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
1.14      matthieu  144: exploited to gain privileges, but they can cause the X server to abort.
                    145: <br>
1.40      sthen     146: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51      deraadt   147: A source code patch exists which remedies this problem.</a>
1.14      matthieu  148: <p>
1.17      david     149: <li><a name="ip6"></a>
1.54      deraadt   150: <font color="#009000"><strong>016: SECURITY FIX: February 8, 2004</strong></font>
                    151: &nbsp; <i>All architectures</i><br>
1.12      dhartmei  152: An IPv6 MTU handling problem exists that could be used by an attacker
                    153: to cause a denial of service attack against hosts with reachable IPv6
                    154: TCP ports.
                    155: <br>
1.40      sthen     156: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51      deraadt   157: A source code patch exists which remedies this problem.</a>
1.12      dhartmei  158: <p>
1.17      david     159: <li><a name="sysvshm"></a>
1.54      deraadt   160: <font color="#009000"><strong>015: SECURITY FIX: February 5, 2004</strong></font>
                    161: &nbsp; <i>All architectures</i><br>
1.11      millert   162: A reference counting bug exists in the
                    163: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=shmat&amp;apropos=0&amp;sektion=2&amp;manpath=OpenBSD+Current&amp;format=html">shmat(2)</a>
                    164: system call that could be used by an attacker to write to kernel memory
                    165: under certain circumstances.
                    166: <br>
1.40      sthen     167: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51      deraadt   168: A source code patch exists which remedies this problem.</a>
1.11      millert   169: <p>
1.17      david     170: <li><a name="isakmpd"></a>
1.54      deraadt   171: <font color="#009000"><strong>014: SECURITY FIX: January 15, 2004</strong></font>
                    172: &nbsp; <i>All architectures</i><br>
1.9       brad      173: Several message handling flaws in
                    174: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&amp;apropos=0&amp;sektion=8&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">isakmpd(8)</a>
1.10      brad      175: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.9       brad      176: <br>
1.40      sthen     177: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51      deraadt   178: A source code patch exists which remedies this problem.</a>
1.9       brad      179: <p>
1.8       henning   180: <li><a name="sem"></a>
1.54      deraadt   181: <font color="#009000"><strong>013: RELIABILITY FIX: November 20, 2003</strong></font>
                    182: &nbsp; <i>All architectures</i><br>
1.7       millert   183: An improper bounds check makes it possible for a local user to cause a crash
                    184: by passing the
1.8       henning   185: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=semctl&amp;apropos=0&amp;sektion=2&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">semctl(2)</a> and
                    186: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=semop&amp;apropos=0&amp;sektion=2&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">semop(2)</a> functions
1.7       millert   187: certain arguments.
                    188: <br>
1.40      sthen     189: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51      deraadt   190: A source code patch exists which remedies this problem.</a>
1.7       millert   191: <p>
1.8       henning   192: <li><a name="uvm"></a>
1.54      deraadt   193: <font color="#009000"><strong>012: RELIABILITY FIX: November 20, 2003</strong></font>
                    194: &nbsp; <i>All architectures</i><br>
1.6       margarid  195: It is possible for a local user to cause a crash via
1.8       henning   196: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&amp;apropos=0&amp;sektion=3&amp;manpath=OpenBSD+Current&amp;arch=i386&amp;format=html">sysctl(3)</a> with certain arguments.<br>
1.40      sthen     197: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
1.51      deraadt   198: A source code patch exists which remedies this problem.</a>
1.6       margarid  199: <p>
1.53      deraadt   200: <a name="i386"></a>
                    201: <li><a name="ibcs2"></a>
1.54      deraadt   202: <font color="#009000"><strong>011: SECURITY FIX: November 17, 2003</strong></font>
                    203: &nbsp; <i>i386 only</i><br>
1.53      deraadt   204: It is possible for a local user to execute arbitrary code resulting in escalation of
                    205: privileges due to a stack overrun in
                    206: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=compat_ibcs2&amp;sektion=8&amp;apropos=0&amp;manpath=OpenBSD+Current&amp;arch=i386">compat_ibcs2(8)</a>.<br>
                    207: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
                    208: A source code patch exists which remedies this problem.</a>
                    209: <p>
1.8       henning   210: <li><a name="exec"></a>
1.54      deraadt   211: <font color="#009000"><strong>010: RELIABILITY FIX: November 4, 2003</strong></font>
                    212: &nbsp; <i>All architectures</i><br>
1.3       brad      213: It is possible for a local user to cause a system panic by executing a specially crafted binary with an invalid header.
                    214: <br>
1.40      sthen     215: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51      deraadt   216: A source code patch exists which remedies this problem.</a>
1.3       brad      217: <p>
1.8       henning   218: <li><a name="httpd"></a>
1.54      deraadt   219: <font color="#009000"><strong>009: RELIABILITY FIX: October 29, 2003</strong></font>
                    220: &nbsp; <i>All architectures</i><br>
1.2       millert   221: A user with write permission to <tt>httpd.conf</tt> or a <tt>.htaccess</tt>
                    222: file can crash
                    223: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&amp;sektion=8">httpd(8)</a>
                    224: or potentially run arbitrary code as the user <tt>www</tt> (although it
                    225: is believed that ProPolice will prevent code execution).
                    226: <br>
1.40      sthen     227: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51      deraadt   228: A source code patch exists which remedies this problem.</a>
1.2       millert   229: <p>
1.8       henning   230: <li><a name="arp"></a>
1.54      deraadt   231: <font color="#009000"><strong>008: RELIABILITY FIX: October 1, 2003</strong></font>
                    232: &nbsp; <i>All architectures</i><br>
1.1       david     233: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
                    234: requests.<br>
1.40      sthen     235: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51      deraadt   236: A source code patch exists which remedies this problem.</a>
1.1       david     237: <p>
1.8       henning   238: <li><a name="asn1"></a>
1.54      deraadt   239: <font color="#009000"><strong>007: SECURITY FIX: October 1, 2003</strong></font>
                    240: &nbsp; <i>All architectures</i><br>
1.1       david     241: The use of certain ASN.1 encodings or malformed public keys may allow an
                    242: attacker to mount a denial of service attack against applications linked with
                    243: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssl&amp;sektion=3">ssl(3)</a>.
                    244: This does not affect OpenSSH.<br>
1.40      sthen     245: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51      deraadt   246: A source code patch exists which remedies this problem.</a>
1.1       david     247: <p>
1.8       henning   248: <li><a name="pfnorm"></a>
1.54      deraadt   249: <font color="#009000"><strong>006: SECURITY FIX: September 24, 2003</strong></font>
                    250: &nbsp; <i>All architectures</i><br>
1.48      deraadt   251: Three cases of potential access to freed memory have been found in
1.1       david     252: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pf&amp;sektion=4">pf(4)</a>.
                    253: At least one of them could be used to panic pf with active scrub rules remotely.<br>
1.40      sthen     254: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51      deraadt   255: A source code patch exists which remedies this problem.</a>
1.1       david     256: <p>
1.8       henning   257: <li><a name="sendmail"></a>
1.54      deraadt   258: <font color="#009000"><strong>005: SECURITY FIX: September 17, 2003</strong></font>
                    259: &nbsp; <i>All architectures</i><br>
1.1       david     260: A buffer overflow in the address parsing in
                    261: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&amp;sektion=8">sendmail(8)</a>
                    262: may allow an attacker to gain root privileges.<br>
1.40      sthen     263: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51      deraadt   264: A source code patch exists which remedies this problem.</a>
1.1       david     265: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
                    266: problem.
                    267: <p>
1.8       henning   268: <li><a name="sshbuffer"></a>
1.54      deraadt   269: <font color="#009000"><strong>004: SECURITY FIX: September 16, 2003</strong></font>
                    270: &nbsp; <i>All architectures</i><br>
1.1       david     271: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
                    272: It is unclear whether or not this bug is exploitable.<br>
1.51      deraadt   273: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
                    274: A source code patch exists which remedies this problem.</a>
1.1       david     275: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
                    276: problem.
                    277: <p>
1.8       henning   278: <li><a name="sysvsem"></a>
1.54      deraadt   279: <font color="#009000"><strong>003: SECURITY FIX: September 10, 2003</strong></font>
                    280: &nbsp; <i>All architectures</i><br>
1.1       david     281: Root may be able to reduce the security level by taking advantage of
                    282: an integer overflow when the semaphore limits are made very large.<br>
1.40      sthen     283: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51      deraadt   284: A source code patch exists which remedies this problem.</a>
1.1       david     285: <p>
1.8       henning   286: <li><a name="semget"></a>
1.54      deraadt   287: <font color="#009000"><strong>002: RELIABILITY FIX: August 20, 2003</strong></font>
                    288: &nbsp; <i>All architectures</i><br>
1.1       david     289: An improper bounds check in the
                    290: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=semget&amp;sektion=2">semget(2)</a>
                    291: system call can allow a local user to cause a kernel panic.<br>
1.40      sthen     292: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51      deraadt   293: A source code patch exists which remedies this problem.</a>
1.1       david     294: <p>
1.17      david     295: <li><a name="realpath"></a>
1.54      deraadt   296: <font color="#009000"><strong>001: SECURITY FIX: August 4, 2003</strong></font>
                    297: &nbsp; <i>All architectures</i><br>
1.1       david     298: An off-by-one error exists in the C library function
                    299: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=realpath&amp;sektion=3">realpath(3)</a>.
                    300: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
                    301: it is possible that this bug may allow an attacker to gain escalated privileges
                    302: on OpenBSD.<br>
1.40      sthen     303: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51      deraadt   304: A source code patch exists which remedies this problem.</a>
1.1       david     305: <p>
                    306: </ul>
                    307: <p>
1.49      deraadt   308:
1.1       david     309: </body>
                    310: </html>