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                      4: <title>OpenBSD 2.9 errata</title>
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                     16: <h2><font color=#0000e0>
                     17: This is the OpenBSD 2.9 release errata &amp; patch list:
                     18:
                     19: </font></h2>
                     20:
                     21: <hr>
                     22: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
                     23: <a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
                     24: <a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
                     25: <a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
                     26: <a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
                     27: <a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
                     28: <a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
                     29: <a href=errata27.html>For 2.7 errata, please refer here</a>.<br>
                     30: <a href=errata28.html>For 2.8 errata, please refer here</a>.<br>
                     31: <a href=errata.html>For 3.0 errata, please refer here</a>.<br>
                     32: <hr>
                     33:
                     34: <a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9.tar.gz>
                     35: You can also fetch a tar.gz file containing all the following patches</a>.
                     36: This file is updated once a day.
                     37:
                     38: <p> The patches below are available in CVS via the
                     39: <code>OPENBSD_2_9</code> <a href="stable.html">patch branch</a>.
                     40:
                     41: <p>
                     42: For more detailed information on install patches to OpenBSD, please
                     43: consult the <a href="./faq/faq10.html#10.14">OpenBSD FAQ</a>.
                     44: <hr>
                     45:
                     46: <dl>
                     47: <a name=all></a>
                     48: <li><h3><font color=#e00000>All architectures</font></h3>
                     49: <ul>
1.12    ! millert    50: <a name=openssh></a>
        !            51: <li><font color=#009000><strong>021: SECURITY FIX: March 8, 2002</strong></font>
        !            52: <br>
        !            53: A local user can gain super-user privileges due to an off-by-one check
        !            54: in the channel forwarding code of OpenSSH.<br>
        !            55: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch"
        !            56: >A source code patch exists which remedies the problem</a>.
        !            57: <p>
1.11      miod       58: <a name=ptrace></a>
                     59: <li><font color=#009000><strong>020: SECURITY FIX: February 20, 2002</strong></font><br>
                     60: A race condition between the ptrace(2) and execve(2) system calls allows
                     61: an attacker to modify the memory contents of suid/sgid processes which
                     62: could lead to compromise of the super-user account.<br>
                     63: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/020_ptrace.patch">A source code patch exists which remedies the problem</a>.
                     64: <p>
1.7       millert    65: <a name=sudo>
1.9       brad       66: <li><font color=#009000><strong>019: SECURITY FIX: January 17, 2002</strong></font><br>
1.7       millert    67: If the Postfix sendmail replacement is installed on a system an
                     68: attacker may be able to gain root privileges on the local host via
                     69: sudo(8) which runs the mailer as root with an environment inherited
                     70: from the invoking user.  While this is a bug in sudo it is not
                     71: believed to be possible to exploit when sendmail (the mailer that
                     72: ships with OpenBSD) is the mailer.  As of version 1.6.5, sudo passes
                     73: the mailer an environment that is not subject to influence from the
1.8       millert    74: invoking user.<br>
1.7       millert    75: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">A
                     76: source code patch exists which remedies the problem</a>.
                     77: <p>
1.4       millert    78: <a name=lpd2>
1.5       millert    79: <li><font color=#009000><strong>017: SECURITY FIX: November 28, 2001</strong></font><br>
1.4       millert    80: A security issue exists in the lpd daemon that may allow an attacker
                     81: to create arbitrary new files in the root directory.  Only machines
                     82: with line printer access (ie: listed in either /etc/hosts.lpd or
                     83: /etc/hosts.equiv) may be used to mount an attack and the attacker
                     84: must have root access on the machine.  OpenBSD does not start lpd
                     85: in the default installation.
                     86: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/017_lpd.patch">A source code patch exists which remedies the problem</a>.
                     87: <p>
1.2       millert    88: <a name=vi.recover>
                     89: <li><font color=#009000><strong>016: SECURITY FIX: November 13, 2001</strong></font><br>
                     90: A security issue exists in the vi.recover script that may allow an attacker
                     91: to remove arbitrary zero-length files, regardless of ownership.
                     92: <br>
1.3       miod       93: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/016_recover.patch">A source code patch exists which remedies the problem</a>.
1.2       millert    94: <p>
1.1       deraadt    95: <a name=uucp>
                     96: <li><font color=#009000><strong>015: SECURITY FIX: September 11, 2001</strong></font><br>
                     97: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uuxqt&sektion=8">uuxqt(8)</a>
                     98: that may allow an attacker to run arbitrary commands as user uucp and
                     99: use this to gain root access.
                    100: The UUCP execution daemon, uuxqt(8), has a bug in its command line
                    101: parsing routine that may allow arbitrary commands to be run.  Because
                    102: some UUCP commands are run as root (and daemon) from cron it is possible
                    103: to leverage compromise of the UUCP user to gain root.
                    104: <br>
1.3       miod      105: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/015_uucp.patch">A source code patch exists which remedies the problem</a>.
1.1       deraadt   106: <p>
                    107: <a name=lpd>
                    108: <li><font color=#009000><strong>014: SECURITY FIX: August 29, 2001</strong></font><br>
                    109: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lpd&sektion=8">lpd(8)</a>
                    110: that may allow an attacker with line printer access to gain root
                    111: privileges.  A machine must be running lpd to be vulnerable (OpenBSD
                    112: does not start lpd by default).  Only machines with line printer
                    113: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
                    114: may be used to mount an attack.
                    115: <br>
1.3       miod      116: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/014_lpd.patch">A source code patch exists which remedies the problem</a>.
1.1       deraadt   117: <p>
                    118: <a name=sendmail2>
                    119: <li><font color=#009000><strong>013: SECURITY FIX: August 21, 2001</strong></font><br>
                    120: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8">sendmail(8)</a>
                    121: that may allow an attacker on the local host to gain root privileges by
                    122: specifying out-of-bounds debug parameters.
                    123: <br>
1.3       miod      124: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/013_sendmail.patch">A source code patch exists which remedies the problem</a>.
1.1       deraadt   125: <p>
                    126: <a name=nfs>
                    127: <li><font color=#009000><strong>012: SECURITY FIX: July 30, 2001</strong></font><br>
                    128: A kernel buffer overflow exists in the NFS mount code. An attacker may
                    129: use this overflow to execute arbitrary code in kernel mode. However,
                    130: only users with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mount&sektion=2">mount(2)</a>
                    131: privileges can initiate this attack.  In default installs, only super-user has
                    132: mount privileges.  The kern.usermount <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&sektion=3">sysctl(3)</a> controls whether other users have mount privileges.
                    133: <br>
1.3       miod      134: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/012_nfs.patch">A source code patch exists which remedies the problem</a>.
1.1       deraadt   135: <p>
                    136: <a name=pkg></a>
                    137: <li><font color=#009000><strong>011: RELIABILITY FIX: July 15, 2001</strong></font>
                    138: <br>
                    139: The
                    140: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages&sektion=7&format=html">packages(7)</a>
                    141: subsystem incorrectly accepts some package dependencies as okay (see
                    142: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages-specs&sektion=7&format=html">packages-specs(7)</a>
                    143: for details).
                    144: <br>
                    145: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/011_pkg.patch">A source code patch exists which remedies the problem</a>,
                    146: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
                    147: version numbers.
                    148: <p>
                    149: <a name=twe></a>
                    150: <li><font color=#009000><strong>008: RELIABILITY FIX: June 15, 2001</strong></font>
                    151: <br>
                    152: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=twe&sektion=4&format=html">twe(4)</a>
                    153: mishandles the DMA mapping resulting in a kernel panic on unaligned data
                    154: transfers, induced by programs such as
                    155: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8&format=html">disklabel(8)</a>
                    156: and
                    157: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dump&sektion=8&format=html">dump(8)</a>.
                    158: <br>
                    159: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/008_twe.patch">A source code patch exists which remedies the problem</a>.
                    160: This is the second version of the patch.
                    161: <p>
                    162: <a name=kernexec></a>
                    163: <li><font color=#009000><strong>007: SECURITY FIX: June 15, 2001</strong></font><br>
                    164: A race condition exists in the kernel <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=execve&sektion=2&format=html">execve(2)</a> implementation that opens a small window of vulnerability for a non-privileged user to <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ptrace&sektion=2&format=html">ptrace(2)</a> attach to a suid/sgid process.
                    165: <br>
                    166: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/007_kernexec.patch">A source code patch exists which remedies the problem</a>.
                    167: <p>
                    168: <a name=sshcookie></a>
                    169: <li><font color=#009000><strong>006: SECURITY FIX: June 12, 2001</strong></font><br>
                    170: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8&format=html">sshd(8)</a>
                    171: allows users to delete arbitrary files named "cookies" if X11
                    172: forwarding is enabled. X11 forwarding is disabled by default.
                    173: <br>
                    174: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/006_sshcookie.patch">A source code patch exists which remedies the problem</a>.
                    175: <p>
                    176: <a name=pwd_mkdb></a>
                    177: <li><font color=#009000><strong>005: RELIABILITY FIX: June 7, 2001</strong></font><br>
                    178: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pwd_mkdb&sektion=8&format=html">pwd_mkdb(8)</a>
                    179: corrupts /etc/pwd.db when modifying an existing user.
                    180: <br>
                    181: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/005_pwd_mkdb.patch">A source code patch exists which remedies the problem</a>.
                    182: <p>
                    183: <a name=isakmpd></a>
                    184: <li><font color=#009000><strong>004: RELIABILITY FIX: June 5, 2001</strong></font><br>
                    185: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8&format=html">isakmpd(8)</a>
                    186: will fail to use a certificate with an identity string that is
                    187: exactly N * 8 bytes long.
                    188: <br>
                    189: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/004_isakmpd.patch">A source code patch exists which remedies the problem</a>.
                    190: <p>
                    191: <li><font color=#009000><strong>003: DOCUMENTATION FIX: June 1, 2001</strong></font><br>
                    192: The 2.9 CD cover states that XFree86 3.3.6-current is included.  This is only half-true.
                    193: In fact, the XFree86 included for all architectures is 4.0.3.  On the i386, the
                    194: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
                    195: some devices which 3.3.6 supported better.
                    196: <p>
                    197: <a name=fts></a>
                    198: <li><font color=#009000><strong>002: SECURITY FIX: May 30, 2001</strong></font><br>
                    199: Programs using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fts&sektion=3&format=html">fts(3)</a>
                    200: routines (such as rm, find, and most programs that take a <b>-R</b>
                    201: flag) can be tricked into changing into the wrong directory if the
                    202: parent dir is changed out from underneath it.  This is similar to
                    203: the old fts bug but happens when popping out of directories, as
                    204: opposed to descending into them.
                    205: <br>
                    206: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/002_fts.patch">A source code patch exists which remedies the problem</a>.
                    207: This is the second version of the patch.
                    208: <p>
                    209: <a name=sendmail></a>
                    210: <li><font color=#009000><strong>001: SECURITY FIX: May 29, 2001</strong></font><br>
                    211: The signal handlers in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8&format=html">sendmail(8)</a> contain code that is unsafe in the
                    212: context of a signal handler.  This leads to potentially serious
                    213: race conditions.  At the moment this is a theoretical attack only
                    214: and can only be exploited on the local host (if at all).<br>
                    215: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/001_sendmail.patch">A source code patch exists</a> which remedies the problem by updating sendmail to version 8.11.4.
                    216: </ul>
                    217: <p>
                    218: <a name=i386></a>
                    219: <li><h3><font color=#e00000>i386</font></h3>
                    220: <ul>
                    221: <a name=nvidia></a>
                    222: <li><font color=#009000><strong>010: RELIABILITY FIX: Jul 9,
                    223: 2001</strong></font></br>
                    224: The nVidia driver for XFree86 4.0.3 is incorrectly restoring the text
                    225: mode palette upon exit of the X server. <a
                    226: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
                    227: A source code patch exists</a> which remedies the problem.
                    228: To avoid rebuilding the whole XFree86 tree, an updated binary driver
                    229: is also available
                    230: <a
                    231: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here
                    232: </a>. Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
                    233: restart your X server.
                    234: <p>
                    235: <a name=XF86Setup></a>
                    236: <li><font color=#009000><strong>009: RELIABILITY FIX: Jun 23,
                    237: 2001</strong></font><br>
                    238: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
                    239: corrupted /etc/XF86Config files.
                    240: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
                    241: A source code patch exists</a> which remedies the problem by linking
                    242: XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
                    243: <p>
                    244: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
                    245: necessary to disable the &quot;USB Keyboard Support&quot; and
                    246: &quot;USB Mouse Support&quot; options in the BIOS. Otherwise, the i8042
                    247: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
                    248: </ul>
                    249: <p>
                    250: <a name=alpha></a>
                    251: <li><h3><font color=#e00000>alpha</font></h3>
                    252: <ul>
                    253: <li>No problems identified yet.
                    254: </ul>
                    255: <p>
                    256: <a name=mac68k></a>
                    257: <li><h3><font color=#e00000>mac68k</font></h3>
                    258: <ul>
1.6       miod      259: <li><font color=#00900><strong>019: INSTALL PROBLEM: Dec 11, 2001</strong></font><br>
                    260: The X binary sets shipped with OpenBSD 2.9 do not contain several files.  These
                    261: missing files can be added manually from the sparc tarballs after the
                    262: installation:<br>
                    263: Grab the
                    264: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
                    265: and
                    266: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
                    267: files found in the 2.9/sparc directory on the CD, or any FTP site.  The missing
                    268: files can be installed by using the following commands:
                    269:    <tt><pre>
                    270:    # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
                    271:    # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
                    272:    # cd /usr/X11R6/bin/; ln -fs Xmac68k X
                    273:    </pre></tt>
                    274:    </ul>
1.1       deraadt   275: </ul>
                    276: <p>
                    277: <a name=sparc></a>
                    278: <li><h3><font color=#e00000>sparc</font></h3>
                    279: <ul>
                    280: <li>No problems identified yet.
                    281: </ul>
                    282: <p>
                    283: <a name=amiga></a>
                    284: <li><h3><font color=#e00000>amiga</font></h3>
                    285: <ul>
                    286: <li>No problems identified yet.
                    287: </ul>
                    288: <p>
                    289: <a name=pmax></a>
                    290: <li><h3><font color=#e00000>pmax</font></h3>
                    291: <ul>
                    292: <li>No problems identified yet.
                    293: </ul>
                    294: <p>
                    295: <a name=hp300></a>
                    296: <li><h3><font color=#e00000>hp300</font></h3>
                    297: <ul>
                    298: <li>No problems identified yet.
                    299: </ul>
                    300: <p>
                    301: <a name=mvme68k></a>
                    302: <li><h3><font color=#e00000>mvme68k</font></h3>
                    303: <ul>
                    304: <li>No problems identified yet.
                    305: </ul>
                    306: <p>
                    307: <a name=powerpc></a>
                    308: <li><h3><font color=#e00000>powerpc</font></h3>
                    309: <ul>
                    310: <li>No problems identified yet.
                    311: </ul>
                    312: <p>
                    313: <a name=vax></a>
                    314: <li><h3><font color=#e00000>vax</font></h3>
                    315: <ul>
                    316: <li>No problems identified yet.
                    317: </ul>
                    318: <p>
                    319: <a name=sun3></a>
                    320: <li><h3><font color=#e00000>sun3</font></h3>
                    321: <ul>
                    322: <li>No problems identified yet.
                    323: </ul>
                    324:
                    325: </dl>
                    326: <br>
                    327:
                    328: <hr>
                    329: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
                    330: <a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
                    331: <a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
                    332: <a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
                    333: <a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
                    334: <a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
                    335: <a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
                    336: <a href=errata27.html>For 2.7 errata, please refer here</a>.<br>
                    337: <a href=errata28.html>For 2.8 errata, please refer here</a>.<br>
                    338: <a href=errata.html>For 3.0 errata, please refer here</a>.<br>
                    339: <hr>
                    340:
                    341: <a href=index.html><img height=24 width=24 src=back.gif border=0 alt=OpenBSD></a>
                    342: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.12    ! millert   343: <br><small>$OpenBSD: errata29.html,v 1.11 2002/02/20 20:17:13 miod Exp $</small>
1.1       deraadt   344:
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