Annotation of www/errata29.html, Revision 1.24
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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>
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>
1.16 deraadt 31: <a href=errata30.html>For 3.0 errata, please refer here</a>.<br>
32: <a href=errata.html>For 3.1 errata, please refer here</a>.<br>
1.1 deraadt 33: <hr>
34:
35: <a href=ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9.tar.gz>
36: You can also fetch a tar.gz file containing all the following patches</a>.
37: This file is updated once a day.
38:
39: <p> The patches below are available in CVS via the
40: <code>OPENBSD_2_9</code> <a href="stable.html">patch branch</a>.
41:
42: <p>
43: For more detailed information on install patches to OpenBSD, please
44: consult the <a href="./faq/faq10.html#10.14">OpenBSD FAQ</a>.
45: <hr>
46:
47: <dl>
48: <a name=all></a>
49: <li><h3><font color=#e00000>All architectures</font></h3>
50: <ul>
1.24 ! millert 51: <a name=resolver></a>
! 52: <li><font color=#009000><strong>027: SECURITY FIX: June 25, 2002</strong></font><br>
! 53: A potential buffer overflow in the DNS resolver has been found.<br>
! 54: <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>.
! 55: <p>
1.21 millert 56: <a name=fdalloc2></a>
57: <li><font color=#009000><strong>026: SECURITY FIX: May 8, 2002</strong></font><br>
58: A race condition exists where an attacker could fill the file descriptor
59: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
1.22 millert 60: setuid or setgid process.<br>
1.21 millert 61: <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>.
62: <p>
1.20 millert 63: <a name=sudo2></a>
64: <li><font color=#009000><strong>025: SECURITY FIX: April 25, 2002</strong></font><br>
65: 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>
66: <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>.
67: <p>
1.19 markus 68: <a name=sshafs></a>
69: <li><font color=#009000><strong>024: SECURITY FIX: April 22, 2002</strong></font><br>
70: A local user can gain super-user privileges due to a buffer overflow
71: in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8">sshd(8)</a>
72: if AFS has been configured on the system or if
73: KerberosTgtPassing or AFSTokenPassing has been enabled
74: in the sshd_config file. Ticket and token passing is not enabled
75: by default.<br>
76: <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>.
77: <p>
1.15 millert 78: <a name=mail></a>
79: <li><font color=#009000><strong>023: SECURITY FIX: April 11, 2002</strong></font><br>
80: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mail&sektion=1">mail(1)</a>
81: will process tilde escapes even in non-interactive mode.
82: This can lead to a local root compromise.
83: <br>
84: <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>.
85: <p>
1.13 millert 86: <a name=zlib></a>
87: <li><font color=#009000><strong>022: RELIABILITY FIX: March 13, 2002</strong></font><br>
88: Under some circumstances the zlib compression library can free dynamically
89: allocated memory twice. This is not a security issue on OpenBSD since the BSD
90: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=free&sektion=3">free(3)</a>
91: function detects this.
92: There is also a kernel zlib component that may be used by pppd and IPSec.
1.14 millert 93: The feasibility of attacking the kernel this way is currently unknown.<br>
1.13 millert 94: <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>.
95: <p>
1.12 millert 96: <a name=openssh></a>
97: <li><font color=#009000><strong>021: SECURITY FIX: March 8, 2002</strong></font>
98: <br>
99: A local user can gain super-user privileges due to an off-by-one check
100: in the channel forwarding code of OpenSSH.<br>
101: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch"
102: >A source code patch exists which remedies the problem</a>.
103: <p>
1.11 miod 104: <a name=ptrace></a>
105: <li><font color=#009000><strong>020: SECURITY FIX: February 20, 2002</strong></font><br>
106: A race condition between the ptrace(2) and execve(2) system calls allows
107: an attacker to modify the memory contents of suid/sgid processes which
108: could lead to compromise of the super-user account.<br>
109: <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>.
110: <p>
1.7 millert 111: <a name=sudo>
1.9 brad 112: <li><font color=#009000><strong>019: SECURITY FIX: January 17, 2002</strong></font><br>
1.7 millert 113: If the Postfix sendmail replacement is installed on a system an
114: attacker may be able to gain root privileges on the local host via
115: sudo(8) which runs the mailer as root with an environment inherited
116: from the invoking user. While this is a bug in sudo it is not
117: believed to be possible to exploit when sendmail (the mailer that
118: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
119: the mailer an environment that is not subject to influence from the
1.8 millert 120: invoking user.<br>
1.7 millert 121: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">A
122: source code patch exists which remedies the problem</a>.
123: <p>
1.4 millert 124: <a name=lpd2>
1.5 millert 125: <li><font color=#009000><strong>017: SECURITY FIX: November 28, 2001</strong></font><br>
1.4 millert 126: A security issue exists in the lpd daemon that may allow an attacker
127: to create arbitrary new files in the root directory. Only machines
128: with line printer access (ie: listed in either /etc/hosts.lpd or
129: /etc/hosts.equiv) may be used to mount an attack and the attacker
130: must have root access on the machine. OpenBSD does not start lpd
131: in the default installation.
132: <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>.
133: <p>
1.2 millert 134: <a name=vi.recover>
135: <li><font color=#009000><strong>016: SECURITY FIX: November 13, 2001</strong></font><br>
136: A security issue exists in the vi.recover script that may allow an attacker
137: to remove arbitrary zero-length files, regardless of ownership.
138: <br>
1.3 miod 139: <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 140: <p>
1.1 deraadt 141: <a name=uucp>
142: <li><font color=#009000><strong>015: SECURITY FIX: September 11, 2001</strong></font><br>
143: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uuxqt&sektion=8">uuxqt(8)</a>
144: that may allow an attacker to run arbitrary commands as user uucp and
145: use this to gain root access.
146: The UUCP execution daemon, uuxqt(8), has a bug in its command line
147: parsing routine that may allow arbitrary commands to be run. Because
148: some UUCP commands are run as root (and daemon) from cron it is possible
149: to leverage compromise of the UUCP user to gain root.
150: <br>
1.3 miod 151: <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 152: <p>
153: <a name=lpd>
154: <li><font color=#009000><strong>014: SECURITY FIX: August 29, 2001</strong></font><br>
155: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lpd&sektion=8">lpd(8)</a>
156: that may allow an attacker with line printer access to gain root
157: privileges. A machine must be running lpd to be vulnerable (OpenBSD
158: does not start lpd by default). Only machines with line printer
159: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
160: may be used to mount an attack.
161: <br>
1.3 miod 162: <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 163: <p>
164: <a name=sendmail2>
165: <li><font color=#009000><strong>013: SECURITY FIX: August 21, 2001</strong></font><br>
166: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8">sendmail(8)</a>
167: that may allow an attacker on the local host to gain root privileges by
168: specifying out-of-bounds debug parameters.
169: <br>
1.3 miod 170: <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 171: <p>
172: <a name=nfs>
173: <li><font color=#009000><strong>012: SECURITY FIX: July 30, 2001</strong></font><br>
174: A kernel buffer overflow exists in the NFS mount code. An attacker may
175: use this overflow to execute arbitrary code in kernel mode. However,
176: only users with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mount&sektion=2">mount(2)</a>
177: privileges can initiate this attack. In default installs, only super-user has
178: 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.
179: <br>
1.3 miod 180: <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 181: <p>
182: <a name=pkg></a>
183: <li><font color=#009000><strong>011: RELIABILITY FIX: July 15, 2001</strong></font>
184: <br>
185: The
186: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages&sektion=7&format=html">packages(7)</a>
187: subsystem incorrectly accepts some package dependencies as okay (see
188: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages-specs&sektion=7&format=html">packages-specs(7)</a>
189: for details).
190: <br>
191: <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>,
192: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
193: version numbers.
194: <p>
195: <a name=twe></a>
196: <li><font color=#009000><strong>008: RELIABILITY FIX: June 15, 2001</strong></font>
197: <br>
198: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=twe&sektion=4&format=html">twe(4)</a>
199: mishandles the DMA mapping resulting in a kernel panic on unaligned data
200: transfers, induced by programs such as
201: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8&format=html">disklabel(8)</a>
202: and
203: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dump&sektion=8&format=html">dump(8)</a>.
204: <br>
205: <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>.
206: This is the second version of the patch.
207: <p>
208: <a name=kernexec></a>
209: <li><font color=#009000><strong>007: SECURITY FIX: June 15, 2001</strong></font><br>
210: 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.
211: <br>
212: <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>.
213: <p>
214: <a name=sshcookie></a>
215: <li><font color=#009000><strong>006: SECURITY FIX: June 12, 2001</strong></font><br>
216: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8&format=html">sshd(8)</a>
217: allows users to delete arbitrary files named "cookies" if X11
218: forwarding is enabled. X11 forwarding is disabled by default.
219: <br>
220: <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>.
221: <p>
222: <a name=pwd_mkdb></a>
223: <li><font color=#009000><strong>005: RELIABILITY FIX: June 7, 2001</strong></font><br>
224: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pwd_mkdb&sektion=8&format=html">pwd_mkdb(8)</a>
225: corrupts /etc/pwd.db when modifying an existing user.
226: <br>
227: <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>.
228: <p>
229: <a name=isakmpd></a>
230: <li><font color=#009000><strong>004: RELIABILITY FIX: June 5, 2001</strong></font><br>
231: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8&format=html">isakmpd(8)</a>
232: will fail to use a certificate with an identity string that is
233: exactly N * 8 bytes long.
234: <br>
235: <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>.
236: <p>
237: <li><font color=#009000><strong>003: DOCUMENTATION FIX: June 1, 2001</strong></font><br>
238: The 2.9 CD cover states that XFree86 3.3.6-current is included. This is only half-true.
239: In fact, the XFree86 included for all architectures is 4.0.3. On the i386, the
240: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
241: some devices which 3.3.6 supported better.
242: <p>
243: <a name=fts></a>
244: <li><font color=#009000><strong>002: SECURITY FIX: May 30, 2001</strong></font><br>
245: Programs using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fts&sektion=3&format=html">fts(3)</a>
246: routines (such as rm, find, and most programs that take a <b>-R</b>
247: flag) can be tricked into changing into the wrong directory if the
248: parent dir is changed out from underneath it. This is similar to
249: the old fts bug but happens when popping out of directories, as
250: opposed to descending into them.
251: <br>
252: <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>.
253: This is the second version of the patch.
254: <p>
255: <a name=sendmail></a>
256: <li><font color=#009000><strong>001: SECURITY FIX: May 29, 2001</strong></font><br>
257: 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
258: context of a signal handler. This leads to potentially serious
259: race conditions. At the moment this is a theoretical attack only
260: and can only be exploited on the local host (if at all).<br>
261: <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.
262: </ul>
263: <p>
264: <a name=i386></a>
265: <li><h3><font color=#e00000>i386</font></h3>
266: <ul>
267: <a name=nvidia></a>
268: <li><font color=#009000><strong>010: RELIABILITY FIX: Jul 9,
269: 2001</strong></font></br>
270: The nVidia driver for XFree86 4.0.3 is incorrectly restoring the text
271: mode palette upon exit of the X server. <a
272: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
273: A source code patch exists</a> which remedies the problem.
274: To avoid rebuilding the whole XFree86 tree, an updated binary driver
275: is also available
276: <a
277: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here
278: </a>. Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
279: restart your X server.
280: <p>
281: <a name=XF86Setup></a>
282: <li><font color=#009000><strong>009: RELIABILITY FIX: Jun 23,
283: 2001</strong></font><br>
284: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
285: corrupted /etc/XF86Config files.
286: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
287: A source code patch exists</a> which remedies the problem by linking
288: XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
289: <p>
290: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
291: necessary to disable the "USB Keyboard Support" and
292: "USB Mouse Support" options in the BIOS. Otherwise, the i8042
293: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
294: </ul>
295: <p>
296: <a name=alpha></a>
297: <li><h3><font color=#e00000>alpha</font></h3>
298: <ul>
299: <li>No problems identified yet.
300: </ul>
301: <p>
302: <a name=mac68k></a>
303: <li><h3><font color=#e00000>mac68k</font></h3>
304: <ul>
1.6 miod 305: <li><font color=#00900><strong>019: INSTALL PROBLEM: Dec 11, 2001</strong></font><br>
306: The X binary sets shipped with OpenBSD 2.9 do not contain several files. These
307: missing files can be added manually from the sparc tarballs after the
308: installation:<br>
309: Grab the
310: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
311: and
312: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
313: files found in the 2.9/sparc directory on the CD, or any FTP site. The missing
314: files can be installed by using the following commands:
315: <tt><pre>
316: # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
317: # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
318: # cd /usr/X11R6/bin/; ln -fs Xmac68k X
319: </pre></tt>
320: </ul>
1.1 deraadt 321: </ul>
322: <p>
323: <a name=sparc></a>
324: <li><h3><font color=#e00000>sparc</font></h3>
325: <ul>
326: <li>No problems identified yet.
327: </ul>
328: <p>
329: <a name=amiga></a>
330: <li><h3><font color=#e00000>amiga</font></h3>
331: <ul>
332: <li>No problems identified yet.
333: </ul>
334: <p>
335: <a name=pmax></a>
336: <li><h3><font color=#e00000>pmax</font></h3>
337: <ul>
338: <li>No problems identified yet.
339: </ul>
340: <p>
341: <a name=hp300></a>
342: <li><h3><font color=#e00000>hp300</font></h3>
343: <ul>
344: <li>No problems identified yet.
345: </ul>
346: <p>
347: <a name=mvme68k></a>
348: <li><h3><font color=#e00000>mvme68k</font></h3>
349: <ul>
350: <li>No problems identified yet.
351: </ul>
352: <p>
353: <a name=powerpc></a>
354: <li><h3><font color=#e00000>powerpc</font></h3>
355: <ul>
356: <li>No problems identified yet.
357: </ul>
358: <p>
359: <a name=vax></a>
360: <li><h3><font color=#e00000>vax</font></h3>
361: <ul>
362: <li>No problems identified yet.
363: </ul>
364: <p>
365: <a name=sun3></a>
366: <li><h3><font color=#e00000>sun3</font></h3>
367: <ul>
368: <li>No problems identified yet.
369: </ul>
370:
371: </dl>
372: <br>
373:
374: <hr>
375: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
376: <a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
377: <a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
378: <a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
379: <a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
380: <a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
381: <a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
382: <a href=errata27.html>For 2.7 errata, please refer here</a>.<br>
383: <a href=errata28.html>For 2.8 errata, please refer here</a>.<br>
1.16 deraadt 384: <a href=errata30.html>For 3.0 errata, please refer here</a>.<br>
1.17 jufi 385: <a href=errata.html>For 3.1 errata, please refer here</a>.<br>
1.1 deraadt 386: <hr>
387:
388: <a href=index.html><img height=24 width=24 src=back.gif border=0 alt=OpenBSD></a>
389: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.24 ! millert 390: <br><small>$OpenBSD: errata29.html,v 1.23 2002/06/18 01:44:05 jsyn Exp $</small>
1.1 deraadt 391:
392: </body>
393: </html>
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