Annotation of www/errata29.html, Revision 1.96
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1.1 deraadt 10:
1.72 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
15:
1.1 deraadt 16:
1.95 bentley 17: <h2 id=OpenBSD>
1.82 deraadt 18: <a href="index.html">
1.95 bentley 19: <i>Open</i><b>BSD</b></a>
20: 2.9 Errata
1.83 tj 21: </h2>
1.82 deraadt 22: <hr>
1.1 deraadt 23:
1.28 deraadt 24: For errata on a certain release, 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>,
1.32 deraadt 35: <a href="errata32.html">3.2</a>,
1.34 david 36: <a href="errata33.html">3.3</a>,
1.39 david 37: <a href="errata34.html">3.4</a>,
1.40 miod 38: <a href="errata35.html">3.5</a>,
1.41 deraadt 39: <a href="errata36.html">3.6</a>,
1.65 deraadt 40: <a href="errata37.html">3.7</a>,
1.50 deraadt 41: <br>
1.44 deraadt 42: <a href="errata38.html">3.8</a>,
1.45 deraadt 43: <a href="errata39.html">3.9</a>,
1.46 deraadt 44: <a href="errata40.html">4.0</a>,
1.48 merdely 45: <a href="errata41.html">4.1</a>,
1.49 deraadt 46: <a href="errata42.html">4.2</a>,
1.50 deraadt 47: <a href="errata43.html">4.3</a>,
1.52 deraadt 48: <a href="errata44.html">4.4</a>,
1.53 deraadt 49: <a href="errata45.html">4.5</a>,
1.54 deraadt 50: <a href="errata46.html">4.6</a>,
1.56 deraadt 51: <a href="errata47.html">4.7</a>,
1.57 miod 52: <a href="errata48.html">4.8</a>,
1.58 nick 53: <a href="errata49.html">4.9</a>,
1.59 sthen 54: <a href="errata50.html">5.0</a>,
1.60 deraadt 55: <a href="errata51.html">5.1</a>,
1.61 deraadt 56: <a href="errata52.html">5.2</a>,
1.62 deraadt 57: <a href="errata53.html">5.3</a>,
1.65 deraadt 58: <br>
1.63 deraadt 59: <a href="errata54.html">5.4</a>,
1.71 jsg 60: <a href="errata55.html">5.5</a>,
1.75 deraadt 61: <a href="errata56.html">5.6</a>,
1.78 deraadt 62: <a href="errata57.html">5.7</a>,
1.79 deraadt 63: <a href="errata58.html">5.8</a>,
1.84 deraadt 64: <a href="errata59.html">5.9</a>,
1.87 tj 65: <a href="errata60.html">6.0</a>,
1.91 deraadt 66: <a href="errata61.html">6.1</a>,
1.92 deraadt 67: <a href="errata62.html">6.2</a>,
1.93 deraadt 68: <a href="errata63.html">6.3</a>,
1.94 deraadt 69: <a href="errata64.html">6.4</a>,
70: <a href="errata65.html">6.5</a>.
1.1 deraadt 71: <hr>
72:
1.66 deraadt 73: <p>
1.87 tj 74: Patches for the OpenBSD base system are distributed as unified diffs.
75: Each patch contains usage instructions.
76: All the following patches are also available in one
77: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9.tar.gz">tar.gz file</a>
78: for convenience.
1.1 deraadt 79:
80: <p>
1.87 tj 81: Patches for supported releases are also incorporated into the
1.88 tj 82: <a href="stable.html">-stable branch</a>.
1.66 deraadt 83:
1.1 deraadt 84: <hr>
85:
86: <ul>
1.96 ! deraadt 87:
! 88: <li id="sendmail">
! 89: <strong>001: SECURITY FIX: May 29, 2001</strong>
1.69 deraadt 90: <i>All architectures</i><br>
1.96 ! deraadt 91: The signal handlers in <a href="https://man.openbsd.org/OpenBSD-2.9/sendmail.8">sendmail(8)</a> contain code that is unsafe in the
! 92: context of a signal handler. This leads to potentially serious
! 93: race conditions. At the moment this is a theoretical attack only
! 94: and can only be exploited on the local host (if at all).<br>
! 95: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/001_sendmail.patch">
1.66 deraadt 96: A source code patch exists which remedies this problem.</a>
1.24 millert 97: <p>
1.96 ! deraadt 98:
! 99: <li id="fts">
! 100: <strong>002: SECURITY FIX: May 30, 2001</strong>
1.69 deraadt 101: <i>All architectures</i><br>
1.96 ! deraadt 102: Programs using the <a href="https://man.openbsd.org/OpenBSD-2.9/fts.3">fts(3)</a>
! 103: routines (such as rm, find, and most programs that take a <b>-R</b>
! 104: flag) can be tricked into changing into the wrong directory if the
! 105: parent dir is changed out from underneath it. This is similar to
! 106: the old fts bug but happens when popping out of directories, as
! 107: opposed to descending into them.
! 108: <br>
! 109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/002_fts.patch">
1.66 deraadt 110: A source code patch exists which remedies this problem.</a>
1.96 ! deraadt 111: This is the second version of the patch.
1.21 millert 112: <p>
1.96 ! deraadt 113:
! 114: <li id="cd_cover">
! 115: <strong>003: DOCUMENTATION FIX: June 1, 2001</strong>
1.69 deraadt 116: <i>All architectures</i><br>
1.96 ! deraadt 117: The 2.9 CD cover states that XFree86 3.3.6-current is included. This is only half-true.
! 118: In fact, the XFree86 included for all architectures is 4.0.3. On the i386, the
! 119: 3.3.6 Xservers have also been included, because 4.0.3 still has weak support for
! 120: some devices which 3.3.6 supported better.
1.20 millert 121: <p>
1.96 ! deraadt 122:
! 123: <li id="isakmpd">
! 124: <strong>004: RELIABILITY FIX: June 5, 2001</strong>
1.69 deraadt 125: <i>All architectures</i><br>
1.96 ! deraadt 126: <a href="https://man.openbsd.org/OpenBSD-2.9/isakmpd.8">isakmpd(8)</a>
! 127: will fail to use a certificate with an identity string that is
! 128: exactly N * 8 bytes long.
! 129: <br>
! 130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/004_isakmpd.patch">
1.66 deraadt 131: A source code patch exists which remedies this problem.</a>
1.19 markus 132: <p>
1.96 ! deraadt 133:
! 134: <li id="pwd_mkdb">
! 135: <strong>005: RELIABILITY FIX: June 7, 2001</strong>
1.69 deraadt 136: <i>All architectures</i><br>
1.96 ! deraadt 137: <a href="https://man.openbsd.org/OpenBSD-2.9/pwd_mkdb.8">pwd_mkdb(8)</a>
! 138: corrupts /etc/pwd.db when modifying an existing user.
1.15 millert 139: <br>
1.96 ! deraadt 140: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/005_pwd_mkdb.patch">
1.66 deraadt 141: A source code patch exists which remedies this problem.</a>
1.15 millert 142: <p>
1.96 ! deraadt 143:
! 144: <li id="sshcookie">
! 145: <strong>006: SECURITY FIX: June 12, 2001</strong>
1.69 deraadt 146: <i>All architectures</i><br>
1.96 ! deraadt 147: <a href="https://man.openbsd.org/OpenBSD-2.9/sshd.8">sshd(8)</a>
! 148: allows users to delete arbitrary files named "cookies" if X11
! 149: forwarding is enabled. X11 forwarding is disabled by default.
! 150: <br>
! 151: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/006_sshcookie.patch">
1.66 deraadt 152: A source code patch exists which remedies this problem.</a>
1.13 millert 153: <p>
1.96 ! deraadt 154:
! 155: <li id="kernexec">
! 156: <strong>007: SECURITY FIX: June 15, 2001</strong>
1.69 deraadt 157: <i>All architectures</i><br>
1.96 ! deraadt 158: A race condition exists in the kernel <a href="https://man.openbsd.org/OpenBSD-2.9/execve.2">execve(2)</a> implementation that opens a small window of vulnerability for a non-privileged user to <a href="https://man.openbsd.org/OpenBSD-2.9/ptrace.2">ptrace(2)</a> attach to a suid/sgid process.
! 159: <br>
! 160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/007_kernexec.patch">
1.66 deraadt 161: A source code patch exists which remedies this problem.</a>
1.12 millert 162: <p>
1.96 ! deraadt 163:
! 164: <li id="twe">
! 165: <strong>008: RELIABILITY FIX: June 15, 2001</strong>
1.69 deraadt 166: <i>All architectures</i><br>
1.96 ! deraadt 167: <a href="https://man.openbsd.org/OpenBSD-2.9/twe.4">twe(4)</a>
! 168: mishandles the DMA mapping resulting in a kernel panic on unaligned data
! 169: transfers, induced by programs such as
! 170: <a href="https://man.openbsd.org/OpenBSD-2.9/disklabel.8">disklabel(8)</a>
! 171: and
! 172: <a href="https://man.openbsd.org/OpenBSD-2.9/dump.8">dump(8)</a>.
! 173: <br>
! 174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/008_twe.patch">
1.66 deraadt 175: A source code patch exists which remedies this problem.</a>
1.96 ! deraadt 176: This is the second version of the patch.
1.11 miod 177: <p>
1.96 ! deraadt 178:
! 179: <li id="XF86Setup">
! 180: <strong>009: RELIABILITY FIX: Jun 23, 2001</strong><br>
! 181: The XF86Setup(1) configuration tool for XFree86 3.3.6 is producing
! 182: corrupted /etc/XF86Config files.
! 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/009_XF86Setup.patch">
1.66 deraadt 184: A source code patch exists which remedies this problem.</a>
1.96 ! deraadt 185: It does so by linking XF86Setup against the XFree86 3.3.6 version of libXxf86vm.a.
! 186: <p>
! 187: <li>When using a PS/2 keyboard with an MSI K7T Pro2A motherboard, it may be
! 188: necessary to disable the "USB Keyboard Support" and
! 189: "USB Mouse Support" options in the BIOS. Otherwise, the i8042
! 190: keyboard controller doesn't acknowledge commands, confusing OpenBSD.
1.7 millert 191: <p>
1.96 ! deraadt 192:
! 193: <li id="nvidia">
! 194: <strong>010: RELIABILITY FIX: Jul 9, 2001</strong><br>
! 195: The NVIDIA driver for XFree86 4.0.3 is incorrectly restoring the text
! 196: mode palette upon exit of the X server. <a
! 197: href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/010_nvidia.patch">
! 198: A source code patch exists which remedies this problem.</a>
! 199: To avoid rebuilding the whole XFree86 tree, an updated binary driver
! 200: is also available
! 201: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/i386/nv_drv.o">here</a>.
! 202: Just grab it, copy it to /usr/X11R6/lib/modules/drivers/ and
! 203: restart your X server.
1.68 deraadt 204: <p>
1.96 ! deraadt 205:
! 206: <li id="pkg">
! 207: <strong>011: RELIABILITY FIX: July 15, 2001</strong>
1.69 deraadt 208: <i>All architectures</i><br>
1.96 ! deraadt 209: The
! 210: <a href="https://man.openbsd.org/OpenBSD-2.9/packages.7">packages(7)</a>
! 211: subsystem incorrectly accepts some package dependencies as okay (see
! 212: <a href="https://man.openbsd.org/OpenBSD-2.9/packages-specs.7">packages-specs(7)</a>
! 213: for details).
! 214: <br>
! 215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/011_pkg.patch">
1.66 deraadt 216: A source code patch exists which remedies this problem.</a>
1.96 ! deraadt 217: by forcing <code>/usr/sbin/pkg</code> to be more careful in checking
! 218: version numbers.
1.4 millert 219: <p>
1.96 ! deraadt 220:
! 221: <li id="nfs">
! 222: <strong>012: SECURITY FIX: July 30, 2001</strong>
1.69 deraadt 223: <i>All architectures</i><br>
1.96 ! deraadt 224: A kernel buffer overflow exists in the NFS mount code. An attacker may
! 225: use this overflow to execute arbitrary code in kernel mode. However,
! 226: only users with <a href="https://man.openbsd.org/OpenBSD-2.9/mount.2">mount(2)</a>
! 227: privileges can initiate this attack. In default installs, only super-user has
! 228: mount privileges. The kern.usermount <a href="https://man.openbsd.org/OpenBSD-2.9/sysctl.3">sysctl(3)</a> controls whether other users have mount privileges.
1.2 millert 229: <br>
1.96 ! deraadt 230: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/012_nfs.patch">
1.66 deraadt 231: A source code patch exists which remedies this problem.</a>
1.2 millert 232: <p>
1.96 ! deraadt 233:
! 234: <li id="sendmail2">
! 235: <strong>013: SECURITY FIX: August 21, 2001</strong>
1.69 deraadt 236: <i>All architectures</i><br>
1.96 ! deraadt 237: A security hole exists in <a href="https://man.openbsd.org/OpenBSD-2.9/sendmail.8">sendmail(8)</a>
! 238: that may allow an attacker on the local host to gain root privileges by
! 239: specifying out-of-bounds debug parameters.
1.1 deraadt 240: <br>
1.96 ! deraadt 241: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/013_sendmail.patch">
1.66 deraadt 242: A source code patch exists which remedies this problem.</a>
1.1 deraadt 243: <p>
1.96 ! deraadt 244:
1.73 bentley 245: <li id="lpd">
1.95 bentley 246: <strong>014: SECURITY FIX: August 29, 2001</strong>
1.69 deraadt 247: <i>All architectures</i><br>
1.90 tb 248: A security hole exists in <a href="https://man.openbsd.org/OpenBSD-2.9/lpd.8">lpd(8)</a>
1.1 deraadt 249: that may allow an attacker with line printer access to gain root
250: privileges. A machine must be running lpd to be vulnerable (OpenBSD
251: does not start lpd by default). Only machines with line printer
252: access (ie: listed in either /etc/hosts.lpd or /etc/hosts.equiv)
253: may be used to mount an attack.
254: <br>
1.86 tb 255: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/014_lpd.patch">
1.66 deraadt 256: A source code patch exists which remedies this problem.</a>
1.1 deraadt 257: <p>
1.96 ! deraadt 258:
! 259: <li id="uucp">
! 260: <strong>015: SECURITY FIX: September 11, 2001</strong>
1.69 deraadt 261: <i>All architectures</i><br>
1.96 ! deraadt 262: A security hole exists in <a href="https://man.openbsd.org/OpenBSD-2.9/uuxqt.8">uuxqt(8)</a>
! 263: that may allow an attacker to run arbitrary commands as user uucp and
! 264: use this to gain root access.
! 265: The UUCP execution daemon, uuxqt(8), has a bug in its command line
! 266: parsing routine that may allow arbitrary commands to be run. Because
! 267: some UUCP commands are run as root (and daemon) from cron it is possible
! 268: to leverage compromise of the UUCP user to gain root.
1.1 deraadt 269: <br>
1.96 ! deraadt 270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/015_uucp.patch">
1.66 deraadt 271: A source code patch exists which remedies this problem.</a>
1.1 deraadt 272: <p>
1.96 ! deraadt 273:
! 274: <li id="vi.recover">
! 275: <strong>016: SECURITY FIX: November 13, 2001</strong>
1.69 deraadt 276: <i>All architectures</i><br>
1.96 ! deraadt 277: A security issue exists in the vi.recover script that may allow an attacker
! 278: to remove arbitrary zero-length files, regardless of ownership.
1.1 deraadt 279: <br>
1.96 ! deraadt 280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/016_recover.patch">
1.66 deraadt 281: A source code patch exists which remedies this problem.</a>
1.1 deraadt 282: <p>
1.96 ! deraadt 283:
! 284: <li id="lpd2">
! 285: <strong>017: SECURITY FIX: November 28, 2001</strong>
1.69 deraadt 286: <i>All architectures</i><br>
1.96 ! deraadt 287: A security issue exists in the lpd daemon that may allow an attacker
! 288: to create arbitrary new files in the root directory. Only machines
! 289: with line printer access (ie: listed in either /etc/hosts.lpd or
! 290: /etc/hosts.equiv) may be used to mount an attack and the attacker
! 291: must have root access on the machine. OpenBSD does not start lpd
! 292: in the default installation.
! 293: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/017_lpd.patch">
1.66 deraadt 294: A source code patch exists which remedies this problem.</a>
1.1 deraadt 295: <p>
1.96 ! deraadt 296:
! 297: <li id="missing">
! 298: <strong>018: INSTALL PROBLEM: Dec 11, 2001</strong><br>
! 299: The X binary sets shipped with OpenBSD 2.9 do not contain several files. These
! 300: missing files can be added manually from the sparc tarballs after the
! 301: installation:<br>
! 302: Grab the
! 303: <a href="https://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xbase29.tgz">xbase29.tgz</a>
! 304: and
! 305: <a href="https://ftp.openbsd.org/pub/OpenBSD/2.9/sparc/xshare29.tgz">xshare29.tgz</a>
! 306: files found in the 2.9/sparc directory on the CD, or any FTP site. The missing
! 307: files can be installed by using the following commands:
! 308: <pre>
! 309: # cd /; tar xzpf xbase29.tgz ./usr/X11R6/lib/X11/{rgb.txt,xdm}
! 310: # cd /; tar xzpf xserv29.tgz ./etc/X11/xserver ./usr/X11R6/lib/X11/xserver
! 311: # cd /usr/X11R6/bin/; ln -fs Xmac68k X
! 312: </pre>
1.68 deraadt 313: <p>
1.96 ! deraadt 314:
! 315: <li id="sudo">
! 316: <strong>019: SECURITY FIX: January 17, 2002</strong>
! 317: <i>All architectures</i><br>
! 318: If the Postfix sendmail replacement is installed on a system an
! 319: attacker may be able to gain root privileges on the local host via
! 320: sudo(8) which runs the mailer as root with an environment inherited
! 321: from the invoking user. While this is a bug in sudo it is not
! 322: believed to be possible to exploit when sendmail (the mailer that
! 323: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
! 324: the mailer an environment that is not subject to influence from the
! 325: invoking user.<br>
! 326: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/019_sudo.patch">
1.68 deraadt 327: A source code patch exists which remedies this problem.</a>
328: <p>
1.96 ! deraadt 329:
! 330: <li id="ptrace">
! 331: <strong>020: SECURITY FIX: February 20, 2002</strong>
1.69 deraadt 332: <i>All architectures</i><br>
1.96 ! deraadt 333: A race condition between the ptrace(2) and execve(2) system calls allows
! 334: an attacker to modify the memory contents of suid/sgid processes which
! 335: could lead to compromise of the super-user account.<br>
! 336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/020_ptrace.patch">
1.66 deraadt 337: A source code patch exists which remedies this problem.</a>
1.1 deraadt 338: <p>
1.96 ! deraadt 339:
! 340: <li id="openssh">
! 341: <strong>021: SECURITY FIX: March 8, 2002</strong>
1.69 deraadt 342: <i>All architectures</i><br>
1.96 ! deraadt 343: A local user can gain super-user privileges due to an off-by-one check
! 344: in the channel forwarding code of OpenSSH.<br>
! 345: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/021_openssh.patch">
1.66 deraadt 346: A source code patch exists which remedies this problem.</a>
1.63 deraadt 347: <p>
1.96 ! deraadt 348:
! 349: <li id="zlib">
! 350: <strong>022: RELIABILITY FIX: March 13, 2002</strong>
1.69 deraadt 351: <i>All architectures</i><br>
1.96 ! deraadt 352: Under some circumstances the zlib compression library can free dynamically
! 353: allocated memory twice. This is not a security issue on OpenBSD since the BSD
! 354: <a href="https://man.openbsd.org/OpenBSD-2.9/free.3">free(3)</a>
! 355: function detects this.
! 356: There is also a kernel zlib component that may be used by pppd and IPsec.
! 357: The feasibility of attacking the kernel this way is currently unknown.<br>
! 358: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/022_zlib.patch">
1.66 deraadt 359: A source code patch exists which remedies this problem.</a>
1.63 deraadt 360: <p>
1.96 ! deraadt 361:
! 362: <li id="mail">
! 363: <strong>023: SECURITY FIX: April 11, 2002</strong>
1.69 deraadt 364: <i>All architectures</i><br>
1.96 ! deraadt 365: <a href="https://man.openbsd.org/OpenBSD-2.9/mail.1">mail(1)</a>
! 366: will process tilde escapes even in non-interactive mode.
! 367: This can lead to a local root compromise.
1.1 deraadt 368: <br>
1.96 ! deraadt 369: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/023_mail.patch">
1.66 deraadt 370: A source code patch exists which remedies this problem.</a>
1.63 deraadt 371: <p>
1.96 ! deraadt 372:
! 373: <li id="sshafs">
! 374: <strong>024: SECURITY FIX: April 22, 2002</strong>
1.69 deraadt 375: <i>All architectures</i><br>
1.96 ! deraadt 376: A local user can gain super-user privileges due to a buffer overflow
! 377: in <a href="https://man.openbsd.org/OpenBSD-2.9/sshd.8">sshd(8)</a>
! 378: if AFS has been configured on the system or if
! 379: KerberosTgtPassing or AFSTokenPassing has been enabled
! 380: in the sshd_config file. Ticket and token passing is not enabled
! 381: by default.<br>
! 382: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/024_sshafs.patch">
1.66 deraadt 383: A source code patch exists which remedies this problem.</a>
1.63 deraadt 384: <p>
1.96 ! deraadt 385:
! 386:
! 387: <li id="sudo2">
! 388: <strong>025: SECURITY FIX: April 25, 2002</strong>
1.69 deraadt 389: <i>All architectures</i><br>
1.96 ! deraadt 390: A bug in <a href="https://man.openbsd.org/OpenBSD-2.9/sudo.8">sudo(8)</a> may allow an attacker to corrupt the heap by specifying a custom prompt.<br>
! 391: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/025_sudo.patch">
! 392: A source code patch exists which remedies this problem.</a>
1.63 deraadt 393: <p>
1.96 ! deraadt 394:
! 395: <li id="fdalloc2">
! 396: <strong>026: SECURITY FIX: May 8, 2002</strong>
1.69 deraadt 397: <i>All architectures</i><br>
1.96 ! deraadt 398: A race condition exists where an attacker could fill the file descriptor
! 399: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
! 400: setuid or setgid process.<br>
! 401: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/026_fdalloc2.patch">
1.66 deraadt 402: A source code patch exists which remedies this problem.</a>
1.1 deraadt 403: <p>
1.96 ! deraadt 404:
! 405: <li id="resolver">
! 406: <strong>027: SECURITY FIX: June 25, 2002</strong>
1.69 deraadt 407: <i>All architectures</i><br>
1.96 ! deraadt 408: A potential buffer overflow in the DNS resolver has been found.<br>
! 409: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/2.9/common/027_resolver.patch">
1.66 deraadt 410: A source code patch exists which remedies this problem.</a>
1.84 deraadt 411: <p>
412:
1.1 deraadt 413: </ul>
1.64 deraadt 414:
1.74 tedu 415: <hr>
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