Annotation of www/errata29.html, Revision 1.27
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1.23 jsyn 15: <a href="index.html"><img alt="[OpenBSD]" height="30" width="141" src="images/smalltitle.gif" border="0"></a>
1.1 deraadt 16: <h2><font color=#0000e0>
17: This is the OpenBSD 2.9 release errata & patch list:
18:
19: </font></h2>
20:
21: <hr>
22: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
1.26 deraadt 23: <br>
24: For errata on a certain releases, click below:<br>
1.27 ! deraadt 25: <a href="errata21.html">2.1</a>,
1.26 deraadt 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="errata30.html">3.0</a>,
34: <a href="errata31.html">3.1</a>,
35: <a href="errata.html">3.2</a>.
36: <br>
1.1 deraadt 37: <hr>
38:
39: <a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9.tar.gz>
40: You can also fetch a tar.gz file containing all the following patches</a>.
41: This file is updated once a day.
42:
43: <p> The patches below are available in CVS via the
44: <code>OPENBSD_2_9</code> <a href="stable.html">patch branch</a>.
45:
46: <p>
47: For more detailed information on install patches to OpenBSD, please
48: consult the <a href="./faq/faq10.html#10.14">OpenBSD FAQ</a>.
49: <hr>
50:
51: <dl>
52: <a name=all></a>
53: <li><h3><font color=#e00000>All architectures</font></h3>
54: <ul>
1.24 millert 55: <a name=resolver></a>
56: <li><font color=#009000><strong>027: SECURITY FIX: June 25, 2002</strong></font><br>
57: A potential buffer overflow in the DNS resolver has been found.<br>
58: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/027_resolver.patch">A source code patch exists which remedies the problem</a>.
59: <p>
1.21 millert 60: <a name=fdalloc2></a>
61: <li><font color=#009000><strong>026: SECURITY FIX: May 8, 2002</strong></font><br>
62: A race condition exists where an attacker could fill the file descriptor
63: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
1.22 millert 64: setuid or setgid process.<br>
1.21 millert 65: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/026_fdalloc2.patch">A source code patch exists which remedies the problem</a>.
66: <p>
1.20 millert 67: <a name=sudo2></a>
68: <li><font color=#009000><strong>025: SECURITY FIX: April 25, 2002</strong></font><br>
69: A bug in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sudo&sektion=8">sudo(8)</a> may allow an attacker to corrupt the heap by specifying a custom prompt.<br>
70: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/025_sudo.patch">A source code patch exists which remedies the problem</a>.
71: <p>
1.19 markus 72: <a name=sshafs></a>
73: <li><font color=#009000><strong>024: SECURITY FIX: April 22, 2002</strong></font><br>
74: A local user can gain super-user privileges due to a buffer overflow
75: in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8">sshd(8)</a>
76: if AFS has been configured on the system or if
77: KerberosTgtPassing or AFSTokenPassing has been enabled
78: in the sshd_config file. Ticket and token passing is not enabled
79: by default.<br>
80: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/024_sshafs.patch">A source code patch exists which remedies the problem</a>.
81: <p>
1.15 millert 82: <a name=mail></a>
83: <li><font color=#009000><strong>023: SECURITY FIX: April 11, 2002</strong></font><br>
84: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mail&sektion=1">mail(1)</a>
85: will process tilde escapes even in non-interactive mode.
86: This can lead to a local root compromise.
87: <br>
88: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/023_mail.patch">A source code patch exists which remedies the problem</a>.
89: <p>
1.13 millert 90: <a name=zlib></a>
91: <li><font color=#009000><strong>022: RELIABILITY FIX: March 13, 2002</strong></font><br>
92: Under some circumstances the zlib compression library can free dynamically
93: allocated memory twice. This is not a security issue on OpenBSD since the BSD
94: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=free&sektion=3">free(3)</a>
95: function detects this.
96: There is also a kernel zlib component that may be used by pppd and IPSec.
1.14 millert 97: The feasibility of attacking the kernel this way is currently unknown.<br>
1.13 millert 98: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/022_zlib.patch">A source code patch exists which remedies the problem</a>.
99: <p>
1.12 millert 100: <a name=openssh></a>
101: <li><font color=#009000><strong>021: SECURITY FIX: March 8, 2002</strong></font>
102: <br>
103: A local user can gain super-user privileges due to an off-by-one check
104: in the channel forwarding code of OpenSSH.<br>
105: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch"
106: >A source code patch exists which remedies the problem</a>.
107: <p>
1.11 miod 108: <a name=ptrace></a>
109: <li><font color=#009000><strong>020: SECURITY FIX: February 20, 2002</strong></font><br>
110: A race condition between the ptrace(2) and execve(2) system calls allows
111: an attacker to modify the memory contents of suid/sgid processes which
112: could lead to compromise of the super-user account.<br>
113: <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>.
114: <p>
1.7 millert 115: <a name=sudo>
1.9 brad 116: <li><font color=#009000><strong>019: SECURITY FIX: January 17, 2002</strong></font><br>
1.7 millert 117: If the Postfix sendmail replacement is installed on a system an
118: attacker may be able to gain root privileges on the local host via
119: sudo(8) which runs the mailer as root with an environment inherited
120: from the invoking user. While this is a bug in sudo it is not
121: believed to be possible to exploit when sendmail (the mailer that
122: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
123: the mailer an environment that is not subject to influence from the
1.8 millert 124: invoking user.<br>
1.7 millert 125: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">A
126: source code patch exists which remedies the problem</a>.
127: <p>
1.4 millert 128: <a name=lpd2>
1.5 millert 129: <li><font color=#009000><strong>017: SECURITY FIX: November 28, 2001</strong></font><br>
1.4 millert 130: A security issue exists in the lpd daemon that may allow an attacker
131: to create arbitrary new files in the root directory. Only machines
132: with line printer access (ie: listed in either /etc/hosts.lpd or
133: /etc/hosts.equiv) may be used to mount an attack and the attacker
134: must have root access on the machine. OpenBSD does not start lpd
135: in the default installation.
136: <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>.
137: <p>
1.2 millert 138: <a name=vi.recover>
139: <li><font color=#009000><strong>016: SECURITY FIX: November 13, 2001</strong></font><br>
140: A security issue exists in the vi.recover script that may allow an attacker
141: to remove arbitrary zero-length files, regardless of ownership.
142: <br>
1.3 miod 143: <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 144: <p>
1.1 deraadt 145: <a name=uucp>
146: <li><font color=#009000><strong>015: SECURITY FIX: September 11, 2001</strong></font><br>
147: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uuxqt&sektion=8">uuxqt(8)</a>
148: that may allow an attacker to run arbitrary commands as user uucp and
149: use this to gain root access.
150: The UUCP execution daemon, uuxqt(8), has a bug in its command line
151: parsing routine that may allow arbitrary commands to be run. Because
152: some UUCP commands are run as root (and daemon) from cron it is possible
153: to leverage compromise of the UUCP user to gain root.
154: <br>
1.3 miod 155: <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 156: <p>
157: <a name=lpd>
158: <li><font color=#009000><strong>014: SECURITY FIX: August 29, 2001</strong></font><br>
159: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lpd&sektion=8">lpd(8)</a>
160: that may allow an attacker with line printer access to gain root
161: privileges. A machine must be running lpd to be vulnerable (OpenBSD
162: does not start lpd by default). Only machines with line printer
163: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
164: may be used to mount an attack.
165: <br>
1.3 miod 166: <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 167: <p>
168: <a name=sendmail2>
169: <li><font color=#009000><strong>013: SECURITY FIX: August 21, 2001</strong></font><br>
170: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8">sendmail(8)</a>
171: that may allow an attacker on the local host to gain root privileges by
172: specifying out-of-bounds debug parameters.
173: <br>
1.3 miod 174: <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 175: <p>
176: <a name=nfs>
177: <li><font color=#009000><strong>012: SECURITY FIX: July 30, 2001</strong></font><br>
178: A kernel buffer overflow exists in the NFS mount code. An attacker may
179: use this overflow to execute arbitrary code in kernel mode. However,
180: only users with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mount&sektion=2">mount(2)</a>
181: privileges can initiate this attack. In default installs, only super-user has
182: 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.
183: <br>
1.3 miod 184: <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 185: <p>
186: <a name=pkg></a>
187: <li><font color=#009000><strong>011: RELIABILITY FIX: July 15, 2001</strong></font>
188: <br>
189: The
190: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages&sektion=7&format=html">packages(7)</a>
191: subsystem incorrectly accepts some package dependencies as okay (see
192: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages-specs&sektion=7&format=html">packages-specs(7)</a>
193: for details).
194: <br>
195: <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>,
196: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
197: version numbers.
198: <p>
199: <a name=twe></a>
200: <li><font color=#009000><strong>008: RELIABILITY FIX: June 15, 2001</strong></font>
201: <br>
202: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=twe&sektion=4&format=html">twe(4)</a>
203: mishandles the DMA mapping resulting in a kernel panic on unaligned data
204: transfers, induced by programs such as
205: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8&format=html">disklabel(8)</a>
206: and
207: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dump&sektion=8&format=html">dump(8)</a>.
208: <br>
209: <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>.
210: This is the second version of the patch.
211: <p>
212: <a name=kernexec></a>
213: <li><font color=#009000><strong>007: SECURITY FIX: June 15, 2001</strong></font><br>
214: 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.
215: <br>
216: <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>.
217: <p>
218: <a name=sshcookie></a>
219: <li><font color=#009000><strong>006: SECURITY FIX: June 12, 2001</strong></font><br>
220: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8&format=html">sshd(8)</a>
221: allows users to delete arbitrary files named "cookies" if X11
222: forwarding is enabled. X11 forwarding is disabled by default.
223: <br>
224: <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>.
225: <p>
226: <a name=pwd_mkdb></a>
227: <li><font color=#009000><strong>005: RELIABILITY FIX: June 7, 2001</strong></font><br>
228: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pwd_mkdb&sektion=8&format=html">pwd_mkdb(8)</a>
229: corrupts /etc/pwd.db when modifying an existing user.
230: <br>
231: <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>.
232: <p>
233: <a name=isakmpd></a>
234: <li><font color=#009000><strong>004: RELIABILITY FIX: June 5, 2001</strong></font><br>
235: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8&format=html">isakmpd(8)</a>
236: will fail to use a certificate with an identity string that is
237: exactly N * 8 bytes long.
238: <br>
239: <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>.
240: <p>
241: <li><font color=#009000><strong>003: DOCUMENTATION FIX: June 1, 2001</strong></font><br>
242: The 2.9 CD cover states that XFree86 3.3.6-current is included. This is only half-true.
243: In fact, the XFree86 included for all architectures is 4.0.3. On the i386, the
244: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
245: some devices which 3.3.6 supported better.
246: <p>
247: <a name=fts></a>
248: <li><font color=#009000><strong>002: SECURITY FIX: May 30, 2001</strong></font><br>
249: Programs using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fts&sektion=3&format=html">fts(3)</a>
250: routines (such as rm, find, and most programs that take a <b>-R</b>
251: flag) can be tricked into changing into the wrong directory if the
252: parent dir is changed out from underneath it. This is similar to
253: the old fts bug but happens when popping out of directories, as
254: opposed to descending into them.
255: <br>
256: <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>.
257: This is the second version of the patch.
258: <p>
259: <a name=sendmail></a>
260: <li><font color=#009000><strong>001: SECURITY FIX: May 29, 2001</strong></font><br>
261: 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
262: context of a signal handler. This leads to potentially serious
263: race conditions. At the moment this is a theoretical attack only
264: and can only be exploited on the local host (if at all).<br>
265: <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.
266: </ul>
267: <p>
268: <a name=i386></a>
269: <li><h3><font color=#e00000>i386</font></h3>
270: <ul>
271: <a name=nvidia></a>
272: <li><font color=#009000><strong>010: RELIABILITY FIX: Jul 9,
273: 2001</strong></font></br>
274: The nVidia driver for XFree86 4.0.3 is incorrectly restoring the text
275: mode palette upon exit of the X server. <a
276: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
277: A source code patch exists</a> which remedies the problem.
278: To avoid rebuilding the whole XFree86 tree, an updated binary driver
279: is also available
280: <a
281: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here
282: </a>. Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
283: restart your X server.
284: <p>
285: <a name=XF86Setup></a>
286: <li><font color=#009000><strong>009: RELIABILITY FIX: Jun 23,
287: 2001</strong></font><br>
288: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
289: corrupted /etc/XF86Config files.
290: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
291: A source code patch exists</a> which remedies the problem by linking
292: XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
293: <p>
294: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
295: necessary to disable the "USB Keyboard Support" and
296: "USB Mouse Support" options in the BIOS. Otherwise, the i8042
297: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
298: </ul>
299: <p>
300: <a name=alpha></a>
301: <li><h3><font color=#e00000>alpha</font></h3>
302: <ul>
303: <li>No problems identified yet.
304: </ul>
305: <p>
306: <a name=mac68k></a>
307: <li><h3><font color=#e00000>mac68k</font></h3>
308: <ul>
1.6 miod 309: <li><font color=#00900><strong>019: INSTALL PROBLEM: Dec 11, 2001</strong></font><br>
310: The X binary sets shipped with OpenBSD 2.9 do not contain several files. These
311: missing files can be added manually from the sparc tarballs after the
312: installation:<br>
313: Grab the
314: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
315: and
316: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
317: files found in the 2.9/sparc directory on the CD, or any FTP site. The missing
318: files can be installed by using the following commands:
319: <tt><pre>
320: # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
321: # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
322: # cd /usr/X11R6/bin/; ln -fs Xmac68k X
323: </pre></tt>
324: </ul>
1.1 deraadt 325: </ul>
326: <p>
327: <a name=sparc></a>
328: <li><h3><font color=#e00000>sparc</font></h3>
329: <ul>
330: <li>No problems identified yet.
331: </ul>
332: <p>
333: <a name=amiga></a>
334: <li><h3><font color=#e00000>amiga</font></h3>
335: <ul>
336: <li>No problems identified yet.
337: </ul>
338: <p>
339: <a name=pmax></a>
340: <li><h3><font color=#e00000>pmax</font></h3>
341: <ul>
342: <li>No problems identified yet.
343: </ul>
344: <p>
345: <a name=hp300></a>
346: <li><h3><font color=#e00000>hp300</font></h3>
347: <ul>
348: <li>No problems identified yet.
349: </ul>
350: <p>
351: <a name=mvme68k></a>
352: <li><h3><font color=#e00000>mvme68k</font></h3>
353: <ul>
354: <li>No problems identified yet.
355: </ul>
356: <p>
357: <a name=powerpc></a>
358: <li><h3><font color=#e00000>powerpc</font></h3>
359: <ul>
360: <li>No problems identified yet.
361: </ul>
362: <p>
363: <a name=vax></a>
364: <li><h3><font color=#e00000>vax</font></h3>
365: <ul>
366: <li>No problems identified yet.
367: </ul>
368: <p>
369: <a name=sun3></a>
370: <li><h3><font color=#e00000>sun3</font></h3>
371: <ul>
372: <li>No problems identified yet.
373: </ul>
374:
375: </dl>
376: <br>
377:
378: <hr>
379: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
1.26 deraadt 380: <br>
381: For errata on a certain releases, click below:<br>
1.27 ! deraadt 382: <a href="errata21.html">2.1</a>,
1.26 deraadt 383: <a href="errata22.html">2.2</a>,
384: <a href="errata23.html">2.3</a>,
385: <a href="errata24.html">2.4</a>,
386: <a href="errata25.html">2.5</a>,
387: <a href="errata26.html">2.6</a>,
388: <a href="errata27.html">2.7</a>,
389: <a href="errata28.html">2.8</a>,
390: <a href="errata30.html">3.0</a>,
391: <a href="errata31.html">3.1</a>,
392: <a href="errata.html">3.2</a>.
393: <br>
394:
1.1 deraadt 395: <hr>
396: <a href=index.html><img height=24 width=24 src=back.gif border=0 alt=OpenBSD></a>
397: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.27 ! deraadt 398: <br><small>$OpenBSD: errata29.html,v 1.26 2002/10/17 08:57:52 deraadt Exp $</small>
1.1 deraadt 399:
400: </body>
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