Annotation of www/errata29.html, Revision 1.68
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1.23 jsyn 14: <a href="index.html"><img alt="[OpenBSD]" height="30" width="141" src="images/smalltitle.gif" border="0"></a>
1.31 naddy 15: <h2><font color="#0000e0">
1.1 deraadt 16: This is the OpenBSD 2.9 release errata & patch list:
17:
18: </font></h2>
19:
20: <hr>
21: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
1.26 deraadt 22: <br>
1.28 deraadt 23: For errata on a certain release, click below:<br>
1.27 deraadt 24: <a href="errata21.html">2.1</a>,
1.26 deraadt 25: <a href="errata22.html">2.2</a>,
26: <a href="errata23.html">2.3</a>,
27: <a href="errata24.html">2.4</a>,
28: <a href="errata25.html">2.5</a>,
29: <a href="errata26.html">2.6</a>,
30: <a href="errata27.html">2.7</a>,
31: <a href="errata28.html">2.8</a>,
32: <a href="errata30.html">3.0</a>,
33: <a href="errata31.html">3.1</a>,
1.32 deraadt 34: <a href="errata32.html">3.2</a>,
1.34 david 35: <a href="errata33.html">3.3</a>,
1.39 david 36: <a href="errata34.html">3.4</a>,
1.40 miod 37: <a href="errata35.html">3.5</a>,
1.41 deraadt 38: <a href="errata36.html">3.6</a>,
1.65 deraadt 39: <a href="errata37.html">3.7</a>,
1.50 deraadt 40: <br>
1.44 deraadt 41: <a href="errata38.html">3.8</a>,
1.45 deraadt 42: <a href="errata39.html">3.9</a>,
1.46 deraadt 43: <a href="errata40.html">4.0</a>,
1.48 merdely 44: <a href="errata41.html">4.1</a>,
1.49 deraadt 45: <a href="errata42.html">4.2</a>,
1.50 deraadt 46: <a href="errata43.html">4.3</a>,
1.52 deraadt 47: <a href="errata44.html">4.4</a>,
1.53 deraadt 48: <a href="errata45.html">4.5</a>,
1.54 deraadt 49: <a href="errata46.html">4.6</a>,
1.56 deraadt 50: <a href="errata47.html">4.7</a>,
1.57 miod 51: <a href="errata48.html">4.8</a>,
1.58 nick 52: <a href="errata49.html">4.9</a>,
1.59 sthen 53: <a href="errata50.html">5.0</a>,
1.60 deraadt 54: <a href="errata51.html">5.1</a>,
1.61 deraadt 55: <a href="errata52.html">5.2</a>,
1.62 deraadt 56: <a href="errata53.html">5.3</a>,
1.65 deraadt 57: <br>
1.63 deraadt 58: <a href="errata54.html">5.4</a>,
59: <a href="errata55.html">5.5</a>.
1.26 deraadt 60: <br>
1.1 deraadt 61: <hr>
62:
1.55 sthen 63: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9.tar.gz">
1.1 deraadt 64: You can also fetch a tar.gz file containing all the following patches</a>.
65: This file is updated once a day.
1.66 deraadt 66: <p>
1.1 deraadt 67:
1.66 deraadt 68: The patches below are available in CVS via the
1.1 deraadt 69: <code>OPENBSD_2_9</code> <a href="stable.html">patch branch</a>.
1.66 deraadt 70: <p>
1.1 deraadt 71:
1.66 deraadt 72: For more detailed information on how to install patches to OpenBSD, please
73: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.1 deraadt 74: <p>
1.66 deraadt 75:
1.1 deraadt 76: <hr>
77:
78: <ul>
1.35 henning 79: <li><a name="resolver"></a>
1.67 deraadt 80: <font color="#009000"><strong>027: SECURITY FIX: June 25, 2002</strong></font> <i>All architectures</i><br>
1.24 millert 81: A potential buffer overflow in the DNS resolver has been found.<br>
1.66 deraadt 82: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/027_resolver.patch">
83: A source code patch exists which remedies this problem.</a>
1.24 millert 84: <p>
1.35 henning 85: <li><a name="fdalloc2"></a>
1.67 deraadt 86: <font color="#009000"><strong>026: SECURITY FIX: May 8, 2002</strong></font> <i>All architectures</i><br>
1.21 millert 87: A race condition exists where an attacker could fill the file descriptor
88: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
1.22 millert 89: setuid or setgid process.<br>
1.66 deraadt 90: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/026_fdalloc2.patch">
91: A source code patch exists which remedies this problem.</a>
1.21 millert 92: <p>
1.35 henning 93: <li><a name="sudo2"></a>
1.67 deraadt 94: <font color="#009000"><strong>025: SECURITY FIX: April 25, 2002</strong></font> <i>All architectures</i><br>
1.31 naddy 95: 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>
1.66 deraadt 96: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/025_sudo.patch">
97: A source code patch exists which remedies this problem.</a>
1.20 millert 98: <p>
1.35 henning 99: <li><a name="sshafs"></a>
1.67 deraadt 100: <font color="#009000"><strong>024: SECURITY FIX: April 22, 2002</strong></font> <i>All architectures</i><br>
1.19 markus 101: A local user can gain super-user privileges due to a buffer overflow
1.31 naddy 102: in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8">sshd(8)</a>
1.19 markus 103: if AFS has been configured on the system or if
104: KerberosTgtPassing or AFSTokenPassing has been enabled
105: in the sshd_config file. Ticket and token passing is not enabled
106: by default.<br>
1.66 deraadt 107: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/024_sshafs.patch">
108: A source code patch exists which remedies this problem.</a>
1.19 markus 109: <p>
1.35 henning 110: <li><a name="mail"></a>
1.67 deraadt 111: <font color="#009000"><strong>023: SECURITY FIX: April 11, 2002</strong></font> <i>All architectures</i><br>
1.31 naddy 112: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mail&sektion=1">mail(1)</a>
1.15 millert 113: will process tilde escapes even in non-interactive mode.
114: This can lead to a local root compromise.
115: <br>
1.66 deraadt 116: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/023_mail.patch">
117: A source code patch exists which remedies this problem.</a>
1.15 millert 118: <p>
1.35 henning 119: <li><a name="zlib"></a>
1.67 deraadt 120: <font color="#009000"><strong>022: RELIABILITY FIX: March 13, 2002</strong></font> <i>All architectures</i><br>
1.13 millert 121: Under some circumstances the zlib compression library can free dynamically
122: allocated memory twice. This is not a security issue on OpenBSD since the BSD
1.31 naddy 123: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=free&sektion=3">free(3)</a>
1.13 millert 124: function detects this.
1.30 jufi 125: There is also a kernel zlib component that may be used by pppd and IPsec.
1.14 millert 126: The feasibility of attacking the kernel this way is currently unknown.<br>
1.66 deraadt 127: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/022_zlib.patch">
128: A source code patch exists which remedies this problem.</a>
1.13 millert 129: <p>
1.35 henning 130: <li><a name="openssh"></a>
1.67 deraadt 131: <font color="#009000"><strong>021: SECURITY FIX: March 8, 2002</strong></font> <i>All architectures</i><br>
1.12 millert 132: A local user can gain super-user privileges due to an off-by-one check
133: in the channel forwarding code of OpenSSH.<br>
1.66 deraadt 134: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch">
135: A source code patch exists which remedies this problem.</a>
1.12 millert 136: <p>
1.35 henning 137: <li><a name="ptrace"></a>
1.67 deraadt 138: <font color="#009000"><strong>020: SECURITY FIX: February 20, 2002</strong></font> <i>All architectures</i><br>
1.11 miod 139: A race condition between the ptrace(2) and execve(2) system calls allows
140: an attacker to modify the memory contents of suid/sgid processes which
141: could lead to compromise of the super-user account.<br>
1.66 deraadt 142: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/020_ptrace.patch">
143: A source code patch exists which remedies this problem.</a>
1.11 miod 144: <p>
1.35 henning 145: <li><a name="sudo"></a>
1.67 deraadt 146: <font color="#009000"><strong>019: SECURITY FIX: January 17, 2002</strong></font> <i>All architectures</i><br>
1.7 millert 147: If the Postfix sendmail replacement is installed on a system an
148: attacker may be able to gain root privileges on the local host via
149: sudo(8) which runs the mailer as root with an environment inherited
150: from the invoking user. While this is a bug in sudo it is not
151: believed to be possible to exploit when sendmail (the mailer that
152: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
153: the mailer an environment that is not subject to influence from the
1.8 millert 154: invoking user.<br>
1.66 deraadt 155: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">
156: A source code patch exists which remedies this problem.</a>
1.7 millert 157: <p>
1.68 ! deraadt 158: <li><a name="missing"></a>
! 159: <font color="#00900"><strong>018: INSTALL PROBLEM: Dec 11, 2001</strong></font><br>
! 160: The X binary sets shipped with OpenBSD 2.9 do not contain several files. These
! 161: missing files can be added manually from the sparc tarballs after the
! 162: installation:<br>
! 163: Grab the
! 164: <a href="http://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
! 165: and
! 166: <a href="http://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
! 167: files found in the 2.9/sparc directory on the CD, or any FTP site. The missing
! 168: files can be installed by using the following commands:
! 169: <pre>
! 170: # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
! 171: # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
! 172: # cd /usr/X11R6/bin/; ln -fs Xmac68k X
! 173: </pre>
! 174: <p>
1.35 henning 175: <li><a name="lpd2"></a>
1.67 deraadt 176: <font color="#009000"><strong>017: SECURITY FIX: November 28, 2001</strong></font> <i>All architectures</i><br>
1.4 millert 177: A security issue exists in the lpd daemon that may allow an attacker
178: to create arbitrary new files in the root directory. Only machines
179: with line printer access (ie: listed in either /etc/hosts.lpd or
180: /etc/hosts.equiv) may be used to mount an attack and the attacker
181: must have root access on the machine. OpenBSD does not start lpd
182: in the default installation.
1.66 deraadt 183: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/017_lpd.patch">
184: A source code patch exists which remedies this problem.</a>
1.4 millert 185: <p>
1.35 henning 186: <li><a name="vi.recover"></a>
1.67 deraadt 187: <font color="#009000"><strong>016: SECURITY FIX: November 13, 2001</strong></font> <i>All architectures</i><br>
1.2 millert 188: A security issue exists in the vi.recover script that may allow an attacker
189: to remove arbitrary zero-length files, regardless of ownership.
190: <br>
1.66 deraadt 191: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/016_recover.patch">
192: A source code patch exists which remedies this problem.</a>
1.2 millert 193: <p>
1.35 henning 194: <li><a name="uucp"></a>
1.67 deraadt 195: <font color="#009000"><strong>015: SECURITY FIX: September 11, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 196: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=uuxqt&sektion=8">uuxqt(8)</a>
1.1 deraadt 197: that may allow an attacker to run arbitrary commands as user uucp and
198: use this to gain root access.
199: The UUCP execution daemon, uuxqt(8), has a bug in its command line
200: parsing routine that may allow arbitrary commands to be run. Because
201: some UUCP commands are run as root (and daemon) from cron it is possible
202: to leverage compromise of the UUCP user to gain root.
203: <br>
1.66 deraadt 204: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/015_uucp.patch">
205: A source code patch exists which remedies this problem.</a>
1.1 deraadt 206: <p>
1.35 henning 207: <li><a name="lpd"></a>
1.67 deraadt 208: <font color="#009000"><strong>014: SECURITY FIX: August 29, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 209: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lpd&sektion=8">lpd(8)</a>
1.1 deraadt 210: that may allow an attacker with line printer access to gain root
211: privileges. A machine must be running lpd to be vulnerable (OpenBSD
212: does not start lpd by default). Only machines with line printer
213: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
214: may be used to mount an attack.
215: <br>
1.66 deraadt 216: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/014_lpd.patch">
217: A source code patch exists which remedies this problem.</a>
1.1 deraadt 218: <p>
1.35 henning 219: <li><a name="sendmail2"></a>
1.67 deraadt 220: <font color="#009000"><strong>013: SECURITY FIX: August 21, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 221: A security hole exists in <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sendmail&sektion=8">sendmail(8)</a>
1.1 deraadt 222: that may allow an attacker on the local host to gain root privileges by
223: specifying out-of-bounds debug parameters.
224: <br>
1.66 deraadt 225: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/013_sendmail.patch">
226: A source code patch exists which remedies this problem.</a>
1.1 deraadt 227: <p>
1.35 henning 228: <li><a name="nfs"></a>
1.67 deraadt 229: <font color="#009000"><strong>012: SECURITY FIX: July 30, 2001</strong></font> <i>All architectures</i><br>
1.1 deraadt 230: A kernel buffer overflow exists in the NFS mount code. An attacker may
231: use this overflow to execute arbitrary code in kernel mode. However,
1.31 naddy 232: only users with <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mount&sektion=2">mount(2)</a>
1.1 deraadt 233: privileges can initiate this attack. In default installs, only super-user has
1.31 naddy 234: 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.
1.1 deraadt 235: <br>
1.66 deraadt 236: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/012_nfs.patch">
237: A source code patch exists which remedies this problem.</a>
1.1 deraadt 238: <p>
1.35 henning 239: <li><a name="pkg"></a>
1.67 deraadt 240: <font color="#009000"><strong>011: RELIABILITY FIX: July 15, 2001</strong></font> <i>All architectures</i><br>
1.63 deraadt 241: The
1.31 naddy 242: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages&sektion=7&format=html">packages(7)</a>
1.1 deraadt 243: subsystem incorrectly accepts some package dependencies as okay (see
1.63 deraadt 244: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=packages-specs&sektion=7&format=html">packages-specs(7)</a>
1.1 deraadt 245: for details).
246: <br>
1.66 deraadt 247: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/011_pkg.patch">
248: A source code patch exists which remedies this problem.</a>
1.1 deraadt 249: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
250: version numbers.
251: <p>
1.68 ! deraadt 252: <li><a name="nvidia"></a>
! 253: <font color="#009000"><strong>010: RELIABILITY FIX: Jul 9, 2001</strong></font><br>
! 254: The NVIDIA driver for XFree86 4.0.3 is incorrectly restoring the text
! 255: mode palette upon exit of the X server. <a
! 256: href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
! 257: A source code patch exists which remedies this problem.</a>
! 258: To avoid rebuilding the whole XFree86 tree, an updated binary driver
! 259: is also available
! 260: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here</a>.
! 261: Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
! 262: restart your X server.
! 263: <p>
! 264: <li><a name="XF86Setup"></a>
! 265: <font color="#009000"><strong>009: RELIABILITY FIX: Jun 23, 2001</strong></font><br>
! 266: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
! 267: corrupted /etc/XF86Config files.
! 268: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
! 269: A source code patch exists which remedies this problem.</a>
! 270: It does so by linking XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
! 271: <p>
! 272: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
! 273: necessary to disable the "USB Keyboard Support" and
! 274: "USB Mouse Support" options in the BIOS. Otherwise, the i8042
! 275: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
! 276: <p>
1.35 henning 277: <li><a name="twe"></a>
1.67 deraadt 278: <font color="#009000"><strong>008: RELIABILITY FIX: June 15, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 279: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=twe&sektion=4&format=html">twe(4)</a>
1.1 deraadt 280: mishandles the DMA mapping resulting in a kernel panic on unaligned data
281: transfers, induced by programs such as
1.31 naddy 282: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=disklabel&sektion=8&format=html">disklabel(8)</a>
1.1 deraadt 283: and
1.31 naddy 284: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=dump&sektion=8&format=html">dump(8)</a>.
1.1 deraadt 285: <br>
1.66 deraadt 286: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/008_twe.patch">
287: A source code patch exists which remedies this problem.</a>
1.1 deraadt 288: This is the second version of the patch.
289: <p>
1.35 henning 290: <li><a name="kernexec"></a>
1.67 deraadt 291: <font color="#009000"><strong>007: SECURITY FIX: June 15, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 292: 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.
1.1 deraadt 293: <br>
1.66 deraadt 294: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/007_kernexec.patch">
295: A source code patch exists which remedies this problem.</a>
1.63 deraadt 296: <p>
1.35 henning 297: <li><a name="sshcookie"></a>
1.67 deraadt 298: <font color="#009000"><strong>006: SECURITY FIX: June 12, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 299: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sshd&sektion=8&format=html">sshd(8)</a>
1.1 deraadt 300: allows users to delete arbitrary files named "cookies" if X11
301: forwarding is enabled. X11 forwarding is disabled by default.
302: <br>
1.66 deraadt 303: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/006_sshcookie.patch">
304: A source code patch exists which remedies this problem.</a>
1.63 deraadt 305: <p>
1.35 henning 306: <li><a name="pwd_mkdb"></a>
1.67 deraadt 307: <font color="#009000"><strong>005: RELIABILITY FIX: June 7, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 308: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pwd_mkdb&sektion=8&format=html">pwd_mkdb(8)</a>
1.1 deraadt 309: corrupts /etc/pwd.db when modifying an existing user.
310: <br>
1.66 deraadt 311: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/005_pwd_mkdb.patch">
312: A source code patch exists which remedies this problem.</a>
1.63 deraadt 313: <p>
1.35 henning 314: <li><a name="isakmpd"></a>
1.67 deraadt 315: <font color="#009000"><strong>004: RELIABILITY FIX: June 5, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 316: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&sektion=8&format=html">isakmpd(8)</a>
1.1 deraadt 317: will fail to use a certificate with an identity string that is
318: exactly N * 8 bytes long.
319: <br>
1.66 deraadt 320: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/004_isakmpd.patch">
321: A source code patch exists which remedies this problem.</a>
1.63 deraadt 322: <p>
1.36 david 323: <li><a name="cd_cover"></a>
1.67 deraadt 324: <font color="#009000"><strong>003: DOCUMENTATION FIX: June 1, 2001</strong></font> <i>All architectures</i><br>
1.1 deraadt 325: The 2.9 CD cover states that XFree86 3.3.6-current is included. This is only half-true.
326: In fact, the XFree86 included for all architectures is 4.0.3. On the i386, the
327: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
328: some devices which 3.3.6 supported better.
1.63 deraadt 329: <p>
1.35 henning 330: <li><a name="fts"></a>
1.67 deraadt 331: <font color="#009000"><strong>002: SECURITY FIX: May 30, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 332: Programs using the <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=fts&sektion=3&format=html">fts(3)</a>
1.1 deraadt 333: routines (such as rm, find, and most programs that take a <b>-R</b>
334: flag) can be tricked into changing into the wrong directory if the
335: parent dir is changed out from underneath it. This is similar to
336: the old fts bug but happens when popping out of directories, as
337: opposed to descending into them.
338: <br>
1.66 deraadt 339: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/002_fts.patch">
340: A source code patch exists which remedies this problem.</a>
1.1 deraadt 341: This is the second version of the patch.
342: <p>
1.35 henning 343: <li><a name="sendmail"></a>
1.67 deraadt 344: <font color="#009000"><strong>001: SECURITY FIX: May 29, 2001</strong></font> <i>All architectures</i><br>
1.31 naddy 345: 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
1.1 deraadt 346: context of a signal handler. This leads to potentially serious
347: race conditions. At the moment this is a theoretical attack only
348: and can only be exploited on the local host (if at all).<br>
1.66 deraadt 349: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/001_sendmail.patch">
350: A source code patch exists which remedies this problem.</a>
1.1 deraadt 351: </ul>
352: <p>
1.64 deraadt 353:
1.1 deraadt 354: </ul>
355:
356: </body>
357: </html>
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