Annotation of www/errata29.html, Revision 1.20
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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>
1.20 ! millert 51: <a name=sudo2></a>
! 52: <li><font color=#009000><strong>025: SECURITY FIX: April 25, 2002</strong></font><br>
! 53: 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>
! 54: <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>.
! 55: <p>
1.19 markus 56: <a name=sshafs></a>
57: <li><font color=#009000><strong>024: SECURITY FIX: April 22, 2002</strong></font><br>
58: A local user can gain super-user privileges due to a buffer overflow
59: in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8">sshd(8)</a>
60: if AFS has been configured on the system or if
61: KerberosTgtPassing or AFSTokenPassing has been enabled
62: in the sshd_config file. Ticket and token passing is not enabled
63: by default.<br>
64: <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>.
65: <p>
1.15 millert 66: <a name=mail></a>
67: <li><font color=#009000><strong>023: SECURITY FIX: April 11, 2002</strong></font><br>
68: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mail&sektion=1">mail(1)</a>
69: will process tilde escapes even in non-interactive mode.
70: This can lead to a local root compromise.
71: <br>
72: <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>.
73: <p>
1.13 millert 74: <a name=zlib></a>
75: <li><font color=#009000><strong>022: RELIABILITY FIX: March 13, 2002</strong></font><br>
76: Under some circumstances the zlib compression library can free dynamically
77: allocated memory twice. This is not a security issue on OpenBSD since the BSD
78: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=free&sektion=3">free(3)</a>
79: function detects this.
80: There is also a kernel zlib component that may be used by pppd and IPSec.
1.14 millert 81: The feasibility of attacking the kernel this way is currently unknown.<br>
1.13 millert 82: <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>.
83: <p>
1.12 millert 84: <a name=openssh></a>
85: <li><font color=#009000><strong>021: SECURITY FIX: March 8, 2002</strong></font>
86: <br>
87: A local user can gain super-user privileges due to an off-by-one check
88: in the channel forwarding code of OpenSSH.<br>
89: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch"
90: >A source code patch exists which remedies the problem</a>.
91: <p>
1.11 miod 92: <a name=ptrace></a>
93: <li><font color=#009000><strong>020: SECURITY FIX: February 20, 2002</strong></font><br>
94: A race condition between the ptrace(2) and execve(2) system calls allows
95: an attacker to modify the memory contents of suid/sgid processes which
96: could lead to compromise of the super-user account.<br>
97: <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>.
98: <p>
1.7 millert 99: <a name=sudo>
1.9 brad 100: <li><font color=#009000><strong>019: SECURITY FIX: January 17, 2002</strong></font><br>
1.7 millert 101: If the Postfix sendmail replacement is installed on a system an
102: attacker may be able to gain root privileges on the local host via
103: sudo(8) which runs the mailer as root with an environment inherited
104: from the invoking user. While this is a bug in sudo it is not
105: believed to be possible to exploit when sendmail (the mailer that
106: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
107: the mailer an environment that is not subject to influence from the
1.8 millert 108: invoking user.<br>
1.7 millert 109: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">A
110: source code patch exists which remedies the problem</a>.
111: <p>
1.4 millert 112: <a name=lpd2>
1.5 millert 113: <li><font color=#009000><strong>017: SECURITY FIX: November 28, 2001</strong></font><br>
1.4 millert 114: A security issue exists in the lpd daemon that may allow an attacker
115: to create arbitrary new files in the root directory. Only machines
116: with line printer access (ie: listed in either /etc/hosts.lpd or
117: /etc/hosts.equiv) may be used to mount an attack and the attacker
118: must have root access on the machine. OpenBSD does not start lpd
119: in the default installation.
120: <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>.
121: <p>
1.2 millert 122: <a name=vi.recover>
123: <li><font color=#009000><strong>016: SECURITY FIX: November 13, 2001</strong></font><br>
124: A security issue exists in the vi.recover script that may allow an attacker
125: to remove arbitrary zero-length files, regardless of ownership.
126: <br>
1.3 miod 127: <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 128: <p>
1.1 deraadt 129: <a name=uucp>
130: <li><font color=#009000><strong>015: SECURITY FIX: September 11, 2001</strong></font><br>
131: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uuxqt&sektion=8">uuxqt(8)</a>
132: that may allow an attacker to run arbitrary commands as user uucp and
133: use this to gain root access.
134: The UUCP execution daemon, uuxqt(8), has a bug in its command line
135: parsing routine that may allow arbitrary commands to be run. Because
136: some UUCP commands are run as root (and daemon) from cron it is possible
137: to leverage compromise of the UUCP user to gain root.
138: <br>
1.3 miod 139: <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 140: <p>
141: <a name=lpd>
142: <li><font color=#009000><strong>014: SECURITY FIX: August 29, 2001</strong></font><br>
143: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lpd&sektion=8">lpd(8)</a>
144: that may allow an attacker with line printer access to gain root
145: privileges. A machine must be running lpd to be vulnerable (OpenBSD
146: does not start lpd by default). Only machines with line printer
147: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
148: may be used to mount an attack.
149: <br>
1.3 miod 150: <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 151: <p>
152: <a name=sendmail2>
153: <li><font color=#009000><strong>013: SECURITY FIX: August 21, 2001</strong></font><br>
154: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8">sendmail(8)</a>
155: that may allow an attacker on the local host to gain root privileges by
156: specifying out-of-bounds debug parameters.
157: <br>
1.3 miod 158: <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 159: <p>
160: <a name=nfs>
161: <li><font color=#009000><strong>012: SECURITY FIX: July 30, 2001</strong></font><br>
162: A kernel buffer overflow exists in the NFS mount code. An attacker may
163: use this overflow to execute arbitrary code in kernel mode. However,
164: only users with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mount&sektion=2">mount(2)</a>
165: privileges can initiate this attack. In default installs, only super-user has
166: 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.
167: <br>
1.3 miod 168: <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 169: <p>
170: <a name=pkg></a>
171: <li><font color=#009000><strong>011: RELIABILITY FIX: July 15, 2001</strong></font>
172: <br>
173: The
174: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages&sektion=7&format=html">packages(7)</a>
175: subsystem incorrectly accepts some package dependencies as okay (see
176: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages-specs&sektion=7&format=html">packages-specs(7)</a>
177: for details).
178: <br>
179: <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>,
180: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
181: version numbers.
182: <p>
183: <a name=twe></a>
184: <li><font color=#009000><strong>008: RELIABILITY FIX: June 15, 2001</strong></font>
185: <br>
186: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=twe&sektion=4&format=html">twe(4)</a>
187: mishandles the DMA mapping resulting in a kernel panic on unaligned data
188: transfers, induced by programs such as
189: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8&format=html">disklabel(8)</a>
190: and
191: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dump&sektion=8&format=html">dump(8)</a>.
192: <br>
193: <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>.
194: This is the second version of the patch.
195: <p>
196: <a name=kernexec></a>
197: <li><font color=#009000><strong>007: SECURITY FIX: June 15, 2001</strong></font><br>
198: 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.
199: <br>
200: <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>.
201: <p>
202: <a name=sshcookie></a>
203: <li><font color=#009000><strong>006: SECURITY FIX: June 12, 2001</strong></font><br>
204: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8&format=html">sshd(8)</a>
205: allows users to delete arbitrary files named "cookies" if X11
206: forwarding is enabled. X11 forwarding is disabled by default.
207: <br>
208: <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>.
209: <p>
210: <a name=pwd_mkdb></a>
211: <li><font color=#009000><strong>005: RELIABILITY FIX: June 7, 2001</strong></font><br>
212: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pwd_mkdb&sektion=8&format=html">pwd_mkdb(8)</a>
213: corrupts /etc/pwd.db when modifying an existing user.
214: <br>
215: <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>.
216: <p>
217: <a name=isakmpd></a>
218: <li><font color=#009000><strong>004: RELIABILITY FIX: June 5, 2001</strong></font><br>
219: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8&format=html">isakmpd(8)</a>
220: will fail to use a certificate with an identity string that is
221: exactly N * 8 bytes long.
222: <br>
223: <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>.
224: <p>
225: <li><font color=#009000><strong>003: DOCUMENTATION FIX: June 1, 2001</strong></font><br>
226: The 2.9 CD cover states that XFree86 3.3.6-current is included. This is only half-true.
227: In fact, the XFree86 included for all architectures is 4.0.3. On the i386, the
228: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
229: some devices which 3.3.6 supported better.
230: <p>
231: <a name=fts></a>
232: <li><font color=#009000><strong>002: SECURITY FIX: May 30, 2001</strong></font><br>
233: Programs using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fts&sektion=3&format=html">fts(3)</a>
234: routines (such as rm, find, and most programs that take a <b>-R</b>
235: flag) can be tricked into changing into the wrong directory if the
236: parent dir is changed out from underneath it. This is similar to
237: the old fts bug but happens when popping out of directories, as
238: opposed to descending into them.
239: <br>
240: <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>.
241: This is the second version of the patch.
242: <p>
243: <a name=sendmail></a>
244: <li><font color=#009000><strong>001: SECURITY FIX: May 29, 2001</strong></font><br>
245: 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
246: context of a signal handler. This leads to potentially serious
247: race conditions. At the moment this is a theoretical attack only
248: and can only be exploited on the local host (if at all).<br>
249: <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.
250: </ul>
251: <p>
252: <a name=i386></a>
253: <li><h3><font color=#e00000>i386</font></h3>
254: <ul>
255: <a name=nvidia></a>
256: <li><font color=#009000><strong>010: RELIABILITY FIX: Jul 9,
257: 2001</strong></font></br>
258: The nVidia driver for XFree86 4.0.3 is incorrectly restoring the text
259: mode palette upon exit of the X server. <a
260: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
261: A source code patch exists</a> which remedies the problem.
262: To avoid rebuilding the whole XFree86 tree, an updated binary driver
263: is also available
264: <a
265: href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here
266: </a>. Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
267: restart your X server.
268: <p>
269: <a name=XF86Setup></a>
270: <li><font color=#009000><strong>009: RELIABILITY FIX: Jun 23,
271: 2001</strong></font><br>
272: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
273: corrupted /etc/XF86Config files.
274: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
275: A source code patch exists</a> which remedies the problem by linking
276: XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
277: <p>
278: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
279: necessary to disable the "USB Keyboard Support" and
280: "USB Mouse Support" options in the BIOS. Otherwise, the i8042
281: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
282: </ul>
283: <p>
284: <a name=alpha></a>
285: <li><h3><font color=#e00000>alpha</font></h3>
286: <ul>
287: <li>No problems identified yet.
288: </ul>
289: <p>
290: <a name=mac68k></a>
291: <li><h3><font color=#e00000>mac68k</font></h3>
292: <ul>
1.6 miod 293: <li><font color=#00900><strong>019: INSTALL PROBLEM: Dec 11, 2001</strong></font><br>
294: The X binary sets shipped with OpenBSD 2.9 do not contain several files. These
295: missing files can be added manually from the sparc tarballs after the
296: installation:<br>
297: Grab the
298: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
299: and
300: <a href="ftp://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
301: files found in the 2.9/sparc directory on the CD, or any FTP site. The missing
302: files can be installed by using the following commands:
303: <tt><pre>
304: # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
305: # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
306: # cd /usr/X11R6/bin/; ln -fs Xmac68k X
307: </pre></tt>
308: </ul>
1.1 deraadt 309: </ul>
310: <p>
311: <a name=sparc></a>
312: <li><h3><font color=#e00000>sparc</font></h3>
313: <ul>
314: <li>No problems identified yet.
315: </ul>
316: <p>
317: <a name=amiga></a>
318: <li><h3><font color=#e00000>amiga</font></h3>
319: <ul>
320: <li>No problems identified yet.
321: </ul>
322: <p>
323: <a name=pmax></a>
324: <li><h3><font color=#e00000>pmax</font></h3>
325: <ul>
326: <li>No problems identified yet.
327: </ul>
328: <p>
329: <a name=hp300></a>
330: <li><h3><font color=#e00000>hp300</font></h3>
331: <ul>
332: <li>No problems identified yet.
333: </ul>
334: <p>
335: <a name=mvme68k></a>
336: <li><h3><font color=#e00000>mvme68k</font></h3>
337: <ul>
338: <li>No problems identified yet.
339: </ul>
340: <p>
341: <a name=powerpc></a>
342: <li><h3><font color=#e00000>powerpc</font></h3>
343: <ul>
344: <li>No problems identified yet.
345: </ul>
346: <p>
347: <a name=vax></a>
348: <li><h3><font color=#e00000>vax</font></h3>
349: <ul>
350: <li>No problems identified yet.
351: </ul>
352: <p>
353: <a name=sun3></a>
354: <li><h3><font color=#e00000>sun3</font></h3>
355: <ul>
356: <li>No problems identified yet.
357: </ul>
358:
359: </dl>
360: <br>
361:
362: <hr>
363: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
364: <a href=errata21.html>For 2.1 errata, please refer here</a>.<br>
365: <a href=errata22.html>For 2.2 errata, please refer here</a>.<br>
366: <a href=errata23.html>For 2.3 errata, please refer here</a>.<br>
367: <a href=errata24.html>For 2.4 errata, please refer here</a>.<br>
368: <a href=errata25.html>For 2.5 errata, please refer here</a>.<br>
369: <a href=errata26.html>For 2.6 errata, please refer here</a>.<br>
370: <a href=errata27.html>For 2.7 errata, please refer here</a>.<br>
371: <a href=errata28.html>For 2.8 errata, please refer here</a>.<br>
1.16 deraadt 372: <a href=errata30.html>For 3.0 errata, please refer here</a>.<br>
1.17 jufi 373: <a href=errata.html>For 3.1 errata, please refer here</a>.<br>
1.1 deraadt 374: <hr>
375:
376: <a href=index.html><img height=24 width=24 src=back.gif border=0 alt=OpenBSD></a>
377: <a href=mailto:www@openbsd.org>www@openbsd.org</a>
1.20 ! millert 378: <br><small>$OpenBSD: errata29.html,v 1.19 2002/04/23 20:52:52 markus Exp $</small>
1.1 deraadt 379:
380: </body>
381: </html>
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