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1.1       david       1: <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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1.69      tj          4: <title>OpenBSD 3.3 Errata</title>
1.1       david       5: <meta name="description" content="the OpenBSD CD errata page">
1.8       henning     6: <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
1.67      deraadt     7: <meta name="viewport" content="width=device-width, initial-scale=1">
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1.71      tb          9: <link rel="canonical" href="https://www.openbsd.org/errata33.html">
1.1       david      10: </head>
                     11:
1.57      deraadt    12: <!--
                     13:                        IMPORTANT REMINDER
                     14:        IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
                     15: -->
                     16:
1.18      david      17: <body bgcolor="#ffffff" text="#000000" link="#23238E">
1.1       david      18:
1.67      deraadt    19: <h2>
                     20: <a href="index.html">
                     21: <font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
1.69      tj         22: <font color="#e00000">3.3 Errata</font>
                     23: </h2>
1.67      deraadt    24: <hr>
1.1       david      25:
                     26: For errata on a certain release, click below:<br>
                     27: <a href="errata21.html">2.1</a>,
                     28: <a href="errata22.html">2.2</a>,
                     29: <a href="errata23.html">2.3</a>,
                     30: <a href="errata24.html">2.4</a>,
                     31: <a href="errata25.html">2.5</a>,
                     32: <a href="errata26.html">2.6</a>,
                     33: <a href="errata27.html">2.7</a>,
                     34: <a href="errata28.html">2.8</a>,
                     35: <a href="errata29.html">2.9</a>,
                     36: <a href="errata30.html">3.0</a>,
                     37: <a href="errata31.html">3.1</a>,
                     38: <a href="errata32.html">3.2</a>,
1.24      david      39: <a href="errata34.html">3.4</a>,
1.26      miod       40: <a href="errata35.html">3.5</a>,
1.27      deraadt    41: <a href="errata36.html">3.6</a>,
1.50      deraadt    42: <a href="errata37.html">3.7</a>,
1.35      deraadt    43: <br>
1.29      deraadt    44: <a href="errata38.html">3.8</a>,
1.30      deraadt    45: <a href="errata39.html">3.9</a>,
1.31      deraadt    46: <a href="errata40.html">4.0</a>,
1.33      merdely    47: <a href="errata41.html">4.1</a>,
1.51      deraadt    48: <a href="errata42.html">4.2</a>,
1.35      deraadt    49: <a href="errata43.html">4.3</a>,
1.37      deraadt    50: <a href="errata44.html">4.4</a>,
1.38      deraadt    51: <a href="errata45.html">4.5</a>,
1.39      deraadt    52: <a href="errata46.html">4.6</a>,
1.41      deraadt    53: <a href="errata47.html">4.7</a>,
1.42      miod       54: <a href="errata48.html">4.8</a>,
1.43      nick       55: <a href="errata49.html">4.9</a>,
1.44      sthen      56: <a href="errata50.html">5.0</a>,
1.45      deraadt    57: <a href="errata51.html">5.1</a>,
1.46      deraadt    58: <a href="errata52.html">5.2</a>,
1.47      deraadt    59: <a href="errata53.html">5.3</a>,
1.50      deraadt    60: <br>
1.48      deraadt    61: <a href="errata54.html">5.4</a>,
1.56      jsg        62: <a href="errata55.html">5.5</a>,
1.60      deraadt    63: <a href="errata56.html">5.6</a>,
1.63      deraadt    64: <a href="errata57.html">5.7</a>,
1.64      deraadt    65: <a href="errata58.html">5.8</a>,
1.70      deraadt    66: <a href="errata59.html">5.9</a>,
1.73      tj         67: <a href="errata60.html">6.0</a>,
1.77      deraadt    68: <a href="errata61.html">6.1</a>,
1.78    ! deraadt    69: <a href="errata62.html">6.2</a>,
        !            70: <a href="errata63.html">6.3</a>.
1.1       david      71: <hr>
                     72:
1.51      deraadt    73: <p>
1.73      tj         74: Patches for the OpenBSD base system are distributed as unified diffs.
                     75: Each patch contains usage instructions.
                     76: All the following patches are also available in one
                     77: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
                     78: for convenience.
1.1       david      79:
1.51      deraadt    80: <p>
1.73      tj         81: Patches for supported releases are also incorporated into the
1.74      tj         82: <a href="stable.html">-stable branch</a>.
1.51      deraadt    83:
1.1       david      84: <hr>
                     85:
                     86: <ul>
1.58      bentley    87: <li id="cvs">
1.54      deraadt    88: <font color="#009000"><strong>022: SECURITY FIX: May 5, 2004</strong></font>
                     89: &nbsp; <i>All architectures</i><br>
1.25      otto       90: Pathname validation problems have been found in
1.76      tb         91: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
1.25      otto       92: allowing malicious clients to create files outside the repository, allowing
                     93: malicious servers to overwrite files outside the local CVS tree on
                     94: the client and allowing clients to check out files outside the CVS
                     95: repository.
                     96: <br>
1.72      tb         97: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51      deraadt    98: A source code patch exists which remedies this problem.</a>
1.25      otto       99: <p>
1.58      bentley   100: <li id="openssl">
1.54      deraadt   101: <font color="#009000"><strong>021: RELIABILITY FIX: March 17, 2004</strong></font>
                    102: &nbsp; <i>All architectures</i><br>
1.22      millert   103: A missing check for a NULL-pointer dereference has been found in
1.76      tb        104: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
1.22      millert   105: A remote attacker can use the bug to cause an OpenSSL application to crash;
                    106: this may lead to a denial of service.
                    107: <br>
1.72      tb        108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51      deraadt   109: A source code patch exists which remedies this problem.</a>
1.22      millert   110: <p>
1.58      bentley   111: <li id="isakmpd2">
1.54      deraadt   112: <font color="#009000"><strong>020: RELIABILITY FIX: March 17, 2004</strong></font>
                    113: &nbsp; <i>All architectures</i><br>
1.21      brad      114: Defects in the payload validation and processing functions of
1.76      tb        115: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
1.21      brad      116: have been discovered.  An attacker could send malformed ISAKMP messages and
                    117: cause isakmpd to crash or to loop endlessly.  This patch fixes these problems
                    118: and removes some memory leaks.
                    119: <br>
1.72      tb        120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51      deraadt   121: A source code patch exists which remedies this problem.</a>
1.21      brad      122: <p>
1.58      bentley   123: <li id="httpd2">
1.54      deraadt   124: <font color="#009000"><strong>019: SECURITY FIX: March 13, 2004</strong></font>
                    125: &nbsp; <i>All architectures</i><br>
1.20      brad      126: Due to a bug in the parsing of Allow/Deny rules for
1.76      tb        127: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
1.20      brad      128: access module, using IP addresses without a netmask on big endian 64-bit
                    129: platforms causes the rules to fail to match. This only affects sparc64.
                    130: <br>
1.72      tb        131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51      deraadt   132: A source code patch exists which remedies this problem.</a>
1.20      brad      133: <p>
1.58      bentley   134: <li id="tcp">
1.54      deraadt   135: <font color="#009000"><strong>018: RELIABILITY FIX: March 8, 2004</strong></font>
                    136: &nbsp; <i>All architectures</i><br>
1.19      markus    137: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
                    138: TCP segments are queued in the system.  An attacker could
                    139: send out-of-order TCP segments and trick the system into using all
                    140: available memory buffers.
                    141: <br>
1.72      tb        142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51      deraadt   143: A source code patch exists which remedies this problem.</a>
1.19      markus    144: <p>
1.58      bentley   145: <li id="font">
1.54      deraadt   146: <font color="#009000"><strong>017: RELIABILITY FIX: February 14, 2004</strong></font>
                    147: &nbsp; <i>All architectures</i><br>
1.14      matthieu  148: Several buffer overflows exist in the code parsing
1.15      matthieu  149: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
1.14      matthieu  150: exploited to gain privileges, but they can cause the X server to abort.
                    151: <br>
1.72      tb        152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51      deraadt   153: A source code patch exists which remedies this problem.</a>
1.14      matthieu  154: <p>
1.58      bentley   155: <li id="ip6">
1.54      deraadt   156: <font color="#009000"><strong>016: SECURITY FIX: February 8, 2004</strong></font>
                    157: &nbsp; <i>All architectures</i><br>
1.12      dhartmei  158: An IPv6 MTU handling problem exists that could be used by an attacker
                    159: to cause a denial of service attack against hosts with reachable IPv6
                    160: TCP ports.
                    161: <br>
1.72      tb        162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51      deraadt   163: A source code patch exists which remedies this problem.</a>
1.12      dhartmei  164: <p>
1.58      bentley   165: <li id="sysvshm">
1.54      deraadt   166: <font color="#009000"><strong>015: SECURITY FIX: February 5, 2004</strong></font>
                    167: &nbsp; <i>All architectures</i><br>
1.11      millert   168: A reference counting bug exists in the
1.76      tb        169: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
1.11      millert   170: system call that could be used by an attacker to write to kernel memory
                    171: under certain circumstances.
                    172: <br>
1.72      tb        173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51      deraadt   174: A source code patch exists which remedies this problem.</a>
1.11      millert   175: <p>
1.58      bentley   176: <li id="isakmpd">
1.54      deraadt   177: <font color="#009000"><strong>014: SECURITY FIX: January 15, 2004</strong></font>
                    178: &nbsp; <i>All architectures</i><br>
1.9       brad      179: Several message handling flaws in
1.76      tb        180: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
1.10      brad      181: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.9       brad      182: <br>
1.72      tb        183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51      deraadt   184: A source code patch exists which remedies this problem.</a>
1.9       brad      185: <p>
1.58      bentley   186: <li id="sem">
1.54      deraadt   187: <font color="#009000"><strong>013: RELIABILITY FIX: November 20, 2003</strong></font>
                    188: &nbsp; <i>All architectures</i><br>
1.7       millert   189: An improper bounds check makes it possible for a local user to cause a crash
                    190: by passing the
1.76      tb        191: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
                    192: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
1.7       millert   193: certain arguments.
                    194: <br>
1.72      tb        195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51      deraadt   196: A source code patch exists which remedies this problem.</a>
1.7       millert   197: <p>
1.58      bentley   198: <li id="uvm">
1.54      deraadt   199: <font color="#009000"><strong>012: RELIABILITY FIX: November 20, 2003</strong></font>
                    200: &nbsp; <i>All architectures</i><br>
1.6       margarid  201: It is possible for a local user to cause a crash via
1.76      tb        202: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
1.72      tb        203: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
1.51      deraadt   204: A source code patch exists which remedies this problem.</a>
1.6       margarid  205: <p>
1.58      bentley   206: <li id="ibcs2">
1.53      deraadt   207: <a name="i386"></a>
1.54      deraadt   208: <font color="#009000"><strong>011: SECURITY FIX: November 17, 2003</strong></font>
                    209: &nbsp; <i>i386 only</i><br>
1.53      deraadt   210: It is possible for a local user to execute arbitrary code resulting in escalation of
                    211: privileges due to a stack overrun in
1.76      tb        212: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72      tb        213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53      deraadt   214: A source code patch exists which remedies this problem.</a>
                    215: <p>
1.58      bentley   216: <li id="exec">
1.54      deraadt   217: <font color="#009000"><strong>010: RELIABILITY FIX: November 4, 2003</strong></font>
                    218: &nbsp; <i>All architectures</i><br>
1.3       brad      219: It is possible for a local user to cause a system panic by executing a specially crafted binary with an invalid header.
                    220: <br>
1.72      tb        221: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51      deraadt   222: A source code patch exists which remedies this problem.</a>
1.3       brad      223: <p>
1.58      bentley   224: <li id="httpd">
1.54      deraadt   225: <font color="#009000"><strong>009: RELIABILITY FIX: October 29, 2003</strong></font>
                    226: &nbsp; <i>All architectures</i><br>
1.2       millert   227: A user with write permission to <tt>httpd.conf</tt> or a <tt>.htaccess</tt>
                    228: file can crash
1.76      tb        229: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
1.2       millert   230: or potentially run arbitrary code as the user <tt>www</tt> (although it
                    231: is believed that ProPolice will prevent code execution).
                    232: <br>
1.72      tb        233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51      deraadt   234: A source code patch exists which remedies this problem.</a>
1.2       millert   235: <p>
1.58      bentley   236: <li id="arp">
1.54      deraadt   237: <font color="#009000"><strong>008: RELIABILITY FIX: October 1, 2003</strong></font>
                    238: &nbsp; <i>All architectures</i><br>
1.1       david     239: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
                    240: requests.<br>
1.72      tb        241: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51      deraadt   242: A source code patch exists which remedies this problem.</a>
1.1       david     243: <p>
1.58      bentley   244: <li id="asn1">
1.54      deraadt   245: <font color="#009000"><strong>007: SECURITY FIX: October 1, 2003</strong></font>
                    246: &nbsp; <i>All architectures</i><br>
1.1       david     247: The use of certain ASN.1 encodings or malformed public keys may allow an
                    248: attacker to mount a denial of service attack against applications linked with
1.76      tb        249: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
1.1       david     250: This does not affect OpenSSH.<br>
1.72      tb        251: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51      deraadt   252: A source code patch exists which remedies this problem.</a>
1.1       david     253: <p>
1.58      bentley   254: <li id="pfnorm">
1.54      deraadt   255: <font color="#009000"><strong>006: SECURITY FIX: September 24, 2003</strong></font>
                    256: &nbsp; <i>All architectures</i><br>
1.48      deraadt   257: Three cases of potential access to freed memory have been found in
1.76      tb        258: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
1.1       david     259: At least one of them could be used to panic pf with active scrub rules remotely.<br>
1.72      tb        260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51      deraadt   261: A source code patch exists which remedies this problem.</a>
1.1       david     262: <p>
1.58      bentley   263: <li id="sendmail">
1.54      deraadt   264: <font color="#009000"><strong>005: SECURITY FIX: September 17, 2003</strong></font>
                    265: &nbsp; <i>All architectures</i><br>
1.1       david     266: A buffer overflow in the address parsing in
1.76      tb        267: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
1.1       david     268: may allow an attacker to gain root privileges.<br>
1.72      tb        269: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51      deraadt   270: A source code patch exists which remedies this problem.</a>
1.1       david     271: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
                    272: problem.
                    273: <p>
1.58      bentley   274: <li id="sshbuffer">
1.54      deraadt   275: <font color="#009000"><strong>004: SECURITY FIX: September 16, 2003</strong></font>
                    276: &nbsp; <i>All architectures</i><br>
1.1       david     277: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
                    278: It is unclear whether or not this bug is exploitable.<br>
1.72      tb        279: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51      deraadt   280: A source code patch exists which remedies this problem.</a>
1.1       david     281: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
                    282: problem.
                    283: <p>
1.58      bentley   284: <li id="sysvsem">
1.54      deraadt   285: <font color="#009000"><strong>003: SECURITY FIX: September 10, 2003</strong></font>
                    286: &nbsp; <i>All architectures</i><br>
1.1       david     287: Root may be able to reduce the security level by taking advantage of
                    288: an integer overflow when the semaphore limits are made very large.<br>
1.72      tb        289: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51      deraadt   290: A source code patch exists which remedies this problem.</a>
1.1       david     291: <p>
1.58      bentley   292: <li id="semget">
1.54      deraadt   293: <font color="#009000"><strong>002: RELIABILITY FIX: August 20, 2003</strong></font>
                    294: &nbsp; <i>All architectures</i><br>
1.1       david     295: An improper bounds check in the
1.76      tb        296: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
1.1       david     297: system call can allow a local user to cause a kernel panic.<br>
1.72      tb        298: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51      deraadt   299: A source code patch exists which remedies this problem.</a>
1.1       david     300: <p>
1.58      bentley   301: <li id="realpath">
1.54      deraadt   302: <font color="#009000"><strong>001: SECURITY FIX: August 4, 2003</strong></font>
                    303: &nbsp; <i>All architectures</i><br>
1.1       david     304: An off-by-one error exists in the C library function
1.76      tb        305: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
1.1       david     306: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
                    307: it is possible that this bug may allow an attacker to gain escalated privileges
                    308: on OpenBSD.<br>
1.72      tb        309: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51      deraadt   310: A source code patch exists which remedies this problem.</a>
1.1       david     311: <p>
1.70      deraadt   312:
1.1       david     313: </ul>
1.49      deraadt   314:
1.59      tedu      315: <hr>
                    316:
1.1       david     317: </body>
                    318: </html>