Annotation of www/errata30.html, Revision 1.111
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1.1 deraadt 10:
1.80 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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15:
1.1 deraadt 16:
1.105 bentley 17: <h2 id=OpenBSD>
1.90 deraadt 18: <a href="index.html">
1.105 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.0 Errata
1.92 tj 21: </h2>
1.90 deraadt 22: <hr>
1.1 deraadt 23:
1.32 deraadt 24: For errata on a certain release, click below:<br>
1.108 schwarze 25: <a href="errata20.html">2.0</a>,
1.31 deraadt 26: <a href="errata21.html">2.1</a>,
27: <a href="errata22.html">2.2</a>,
28: <a href="errata23.html">2.3</a>,
29: <a href="errata24.html">2.4</a>,
30: <a href="errata25.html">2.5</a>,
31: <a href="errata26.html">2.6</a>,
32: <a href="errata27.html">2.7</a>,
33: <a href="errata28.html">2.8</a>,
34: <a href="errata29.html">2.9</a>,
35: <a href="errata31.html">3.1</a>,
1.41 deraadt 36: <a href="errata32.html">3.2</a>,
1.43 david 37: <a href="errata33.html">3.3</a>,
1.48 david 38: <a href="errata34.html">3.4</a>,
1.49 miod 39: <a href="errata35.html">3.5</a>,
1.50 deraadt 40: <a href="errata36.html">3.6</a>,
1.108 schwarze 41: <br>
1.73 deraadt 42: <a href="errata37.html">3.7</a>,
1.52 deraadt 43: <a href="errata38.html">3.8</a>,
1.53 deraadt 44: <a href="errata39.html">3.9</a>,
1.54 deraadt 45: <a href="errata40.html">4.0</a>,
1.56 merdely 46: <a href="errata41.html">4.1</a>,
1.57 deraadt 47: <a href="errata42.html">4.2</a>,
1.58 deraadt 48: <a href="errata43.html">4.3</a>,
1.60 deraadt 49: <a href="errata44.html">4.4</a>,
1.61 deraadt 50: <a href="errata45.html">4.5</a>,
1.62 deraadt 51: <a href="errata46.html">4.6</a>,
1.64 deraadt 52: <a href="errata47.html">4.7</a>,
1.65 miod 53: <a href="errata48.html">4.8</a>,
1.66 nick 54: <a href="errata49.html">4.9</a>,
1.67 sthen 55: <a href="errata50.html">5.0</a>,
1.68 deraadt 56: <a href="errata51.html">5.1</a>,
1.69 deraadt 57: <a href="errata52.html">5.2</a>,
1.108 schwarze 58: <br>
1.70 deraadt 59: <a href="errata53.html">5.3</a>,
1.71 deraadt 60: <a href="errata54.html">5.4</a>,
1.79 jsg 61: <a href="errata55.html">5.5</a>,
1.83 deraadt 62: <a href="errata56.html">5.6</a>,
1.86 deraadt 63: <a href="errata57.html">5.7</a>,
1.87 deraadt 64: <a href="errata58.html">5.8</a>,
1.93 deraadt 65: <a href="errata59.html">5.9</a>,
1.96 tj 66: <a href="errata60.html">6.0</a>,
1.100 deraadt 67: <a href="errata61.html">6.1</a>,
1.102 deraadt 68: <a href="errata62.html">6.2</a>,
1.103 deraadt 69: <a href="errata63.html">6.3</a>,
1.104 deraadt 70: <a href="errata64.html">6.4</a>,
1.107 deraadt 71: <a href="errata65.html">6.5</a>,
1.109 deraadt 72: <a href="errata66.html">6.6</a>,
1.110 deraadt 73: <a href="errata67.html">6.7</a>,
1.111 ! deraadt 74: <a href="errata68.html">6.8</a>,
! 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
1.74 deraadt 78: <p>
1.96 tj 79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch contains usage instructions.
81: All the following patches are also available in one
82: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0.tar.gz">tar.gz file</a>
83: for convenience.
1.1 deraadt 84:
85: <p>
1.96 tj 86: Patches for supported releases are also incorporated into the
1.97 tj 87: <a href="stable.html">-stable branch</a>.
1.74 deraadt 88:
1.1 deraadt 89: <hr>
90:
91: <ul>
1.106 deraadt 92:
93: <li id="hosts">
94: <strong>001: INSTALL ISSUE: November 12, 2001</strong>
1.77 deraadt 95: <i>All architectures</i><br>
1.106 deraadt 96: A small bug in the installation script causes the <code>/etc/hosts</code> file to
97: be incorrectly formed.<br>
98: The resulting file contains a line which reads like:<p>
99: <code> #.#.#.# hostname. hostname</code>
100: <p>
101: This line should actually read something like:<p>
102: <code> #.#.#.# hostname.domainname.com hostname</code>
103: <p>
104: To correct this problem, simply edit the file and insert the domainname in
105: the required place.
1.36 millert 106: <p>
1.106 deraadt 107:
108: <li id="sshd">
109: <strong>002: SECURITY FIX: November 12, 2001</strong>
1.77 deraadt 110: <i>All architectures</i><br>
1.106 deraadt 111: <a href="https://man.openbsd.org/OpenBSD-3.0/sshd.8">sshd(8)</a>
112: is being upgraded from OpenSSH 3.0 to OpenSSH 3.0.2 to fix a few problems:
113: <p>
114: <ul>
115: <li>A security hole that may allow an attacker to partially authenticate
116: if -- and only if -- the administrator has enabled KerberosV.
117: <br>
118: By default, OpenSSH KerberosV support only becomes active after KerberosV
119: has been properly configured.
120: <p>
121: <li>An excessive memory clearing bug (which we believe to be unexploitable)
122: also exists, but since this may cause daemon crashes, we are providing a
123: patch as well.
124: <p>
125: <li>A vulnerability in environment passing in the <code>UseLogin</code>
126: <i>sshd</i> option
127: <p>
128: <li>Various other non-critical fixes.
129: </ul>
130: <p>
131: Effectively an upgrade of OpenSSH 3.0 to OpenSSH 3.0.2.
132: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/002_ssh2.patch">
1.74 deraadt 133: A source code patch exists which remedies this problem.</a>
1.106 deraadt 134: This is the second version of this patch.
1.35 miod 135: <p>
1.106 deraadt 136:
137: <li id="sparc64cd">
138: <strong>003: RELIABILITY FIX: November 12, 2001</strong>
139: <br>
140: Access to a CD drive on the PCI ultrasparc machines results in a continuous stream
141: of bogus interrupt messages, causing great user anguish.
142: <br>
143: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/sparc64/003_sparc64cd.patch">
1.74 deraadt 144: A source code patch exists which remedies this problem.</a>
1.35 miod 145: <p>
1.106 deraadt 146:
147: <li id="hifn">
148: <strong>004: RELIABILITY FIX: November 12, 2001</strong>
149: <br>
150: Hifn7751 based cards may stop working on certain motherboards due to
151: DMA errors.
152: <br>
153: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/i386/004_hifn.patch">
1.74 deraadt 154: A source code patch exists which remedies this problem.</a>
1.34 miod 155: <p>
1.106 deraadt 156:
157: <li id="altivec">
158: <strong>005: RELIABILITY FIX: November 12, 2001</strong>
159: <br>
160: Execution of Altivec instructions will crash the kernel.
161: <br>
162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/macppc/005_altivec.patch">
1.74 deraadt 163: A source code patch exists which remedies this problem.</a>
1.29 miod 164: <p>
1.106 deraadt 165:
166: <li id="pf">
167: <strong>006: SECURITY FIX: November 13, 2001</strong>
1.77 deraadt 168: <i>All architectures</i><br>
1.106 deraadt 169: <a href="https://man.openbsd.org/OpenBSD-3.0/pf.4">pf(4)</a>
170: was incapable of dealing with certain ipv6 icmp packets, resulting in a crash.
171: <br>
172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/006_pf.patch">
1.74 deraadt 173: A source code patch exists which remedies this problem.</a>
1.27 miod 174: <p>
1.106 deraadt 175:
176: <li id="vi.recover">
177: <strong>007: SECURITY FIX: November 13, 2001</strong>
1.77 deraadt 178: <i>All architectures</i><br>
1.106 deraadt 179: A security issue exists in the vi.recover script that may allow an attacker
180: to remove arbitrary zero-length files, regardless of ownership.
181: <br>
182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/007_recover.patch">
1.74 deraadt 183: A source code patch exists which remedies this problem.</a>
1.25 aaron 184: <p>
1.106 deraadt 185:
186: <li id="lpd">
187: <strong>008: SECURITY FIX: November 28, 2001</strong>
1.77 deraadt 188: <i>All architectures</i><br>
1.106 deraadt 189: A security issue exists in the lpd daemon that may allow an attacker
190: to create arbitrary new files in the root directory. Only machines
191: with line printer access (ie: listed in either /etc/hosts.lpd or
192: /etc/hosts.equiv) may be used to mount an attack and the attacker
193: must have root access on the machine. OpenBSD does not start lpd
194: in the default installation.<br>
195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/008_lpd.patch">
1.74 deraadt 196: A source code patch exists which remedies this problem.</a>
1.106 deraadt 197: <p>
198:
199: <li id="macppcinstall">
200: <strong>009: INSTALLATION FIX: December 11, 2001</strong>
1.40 david 201: <br>
1.106 deraadt 202: The 3.0 CD2 was created with an error which means that the instructions
203: for booting this architecture will not work. Instead, to boot the
204: CD, press Option-Command-O-F during power up to get into OpenFirmware
205: and then type:
206: <br>
207: <code>boot cd:,OFWBOOT /3.0/macppc/bsd.rd</code>
1.25 aaron 208: <p>
1.106 deraadt 209:
210: <li id="ipip">
211: <strong>010: RELIABILITY FIX: December 13, 2001</strong>
1.77 deraadt 212: <i>All architectures</i><br>
1.106 deraadt 213: Systems running with IP-in-IP encapsulation can be made to crash by
214: malformed packets.<br>
215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/010_ipip.patch">
1.74 deraadt 216: A source code patch exists which remedies this problem.</a>
1.25 aaron 217: <p>
1.106 deraadt 218:
219: <li id="sudo">
220: <strong>011: SECURITY FIX: January 17, 2002</strong>
1.77 deraadt 221: <i>All architectures</i><br>
1.106 deraadt 222: If the Postfix sendmail replacement is installed on a system an
223: attacker may be able to gain root privileges on the local host via
224: sudo(8) which runs the mailer as root with an environment inherited
225: from the invoking user. While this is a bug in sudo it is not
226: believed to be possible to exploit when sendmail (the mailer that
227: ships with OpenBSD) is the mailer. As of version 1.6.5, sudo passes
228: the mailer an environment that is not subject to influence from the
229: invoking user.<br>
230: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/011_sudo.patch">
1.74 deraadt 231: A source code patch exists which remedies this problem.</a>
1.21 ho 232: <p>
1.106 deraadt 233:
234: <li id="ptrace">
235: <strong>012: SECURITY FIX: January 21, 2002</strong>
1.77 deraadt 236: <i>All architectures</i><br>
1.106 deraadt 237: A race condition between the ptrace(2) and execve(2) system calls allows
238: an attacker to modify the memory contents of suid/sgid processes which
239: could lead to compromise of the super-user account.<br>
240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/012_ptrace.patch">
1.74 deraadt 241: A source code patch exists which remedies this problem.</a>
1.17 miod 242: <p>
1.106 deraadt 243:
244: <li id="syspipe">
245: <strong>013: RELIABILITY FIX: February 4, 2002</strong>
1.77 deraadt 246: <i>All architectures</i><br>
1.106 deraadt 247: The wrong filedescriptors are released when pipe(2) failed.<br>
248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/013_syspipe.patch">
1.74 deraadt 249: A source code patch exists which remedies this problem.</a>
1.13 millert 250: <p>
1.106 deraadt 251:
252: <li id="openssh">
253: <strong>014: SECURITY FIX: March 8, 2002</strong>
1.77 deraadt 254: <i>All architectures</i><br>
1.106 deraadt 255: A local user can gain super-user privileges due to an off-by-one check
256: in the channel forwarding code of OpenSSH.<br>
257: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/014_openssh.patch">
258: A source code patch exists which remedies this problem.</a>
1.14 miod 259: <p>
1.106 deraadt 260:
261: <li id="zlib">
262: <strong>015: RELIABILITY FIX: March 13, 2002</strong>
1.77 deraadt 263: <i>All architectures</i><br>
1.106 deraadt 264: Under some circumstances the zlib compression library can free dynamically
265: allocated memory twice. This is not a security issue on OpenBSD since the BSD
266: <a href="https://man.openbsd.org/OpenBSD-3.0/free.3">free(3)</a>
267: function detects this.
268: There is also a kernel zlib component that may be used by pppd and IPsec.
269: The feasibility of attacking the kernel this way is currently unknown.<br>
270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/015_zlib.patch">
1.74 deraadt 271: A source code patch exists which remedies this problem.</a>
1.12 miod 272: <p>
1.106 deraadt 273:
274: <li id="approval">
275: <strong>016: SECURITY FIX: March 19, 2002</strong>
1.77 deraadt 276: <i>All architectures</i><br>
1.106 deraadt 277: Under certain conditions, on systems using YP with netgroups in the password
278: database, it is possible for the
279: <a href="https://man.openbsd.org/OpenBSD-3.0/rexecd.8">rexecd(8)</a>
280: and
281: <a href="https://man.openbsd.org/OpenBSD-3.0/rshd.8">rshd(8)</a>
282: daemons to execute the shell from a different user's password entry.
283: Due to a similar problem,
284: <a href="https://man.openbsd.org/OpenBSD-3.0/atrun.8">atrun(8)</a>
285: may change to the wrong home directory when running
286: <a href="https://man.openbsd.org/OpenBSD-3.0/at.1">at(1)</a>
287: jobs.<br>
288: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/016_approval.patch">
1.74 deraadt 289: A source code patch exists which remedies this problem.</a>
1.10 miod 290: <p>
1.106 deraadt 291:
292: <li id="isakmpd">
293: <strong>017: RELIABILITY FIX: March 26, 2002</strong>
1.77 deraadt 294: <i>All architectures</i><br>
1.106 deraadt 295: <a href="https://man.openbsd.org/OpenBSD-3.0/isakmpd.8">isakmpd(8)</a>
296: will crash when receiving a zero length IKE packet due to a too-late length check.
297: <br>
298: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/017_isakmpd.patch">
1.74 deraadt 299: A source code patch exists which remedies this problem.</a>
1.7 millert 300: <p>
1.106 deraadt 301:
302: <li id="mail">
303: <strong>018: SECURITY FIX: April 11, 2002</strong>
1.77 deraadt 304: <i>All architectures</i><br>
1.106 deraadt 305: <a href="https://man.openbsd.org/OpenBSD-3.0/mail.1">mail(1)</a>
306: will process tilde escapes even in non-interactive mode.
307: This can lead to a local root compromise.
308: <br>
309: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/018_mail.patch">
1.74 deraadt 310: A source code patch exists which remedies this problem.</a>
1.5 millert 311: <p>
1.106 deraadt 312:
1.81 bentley 313: <li id="sshafs">
1.105 bentley 314: <strong>019: SECURITY FIX: April 22, 2002</strong>
1.77 deraadt 315: <i>All architectures</i><br>
1.4 markus 316: A local user can gain super-user privileges due to a buffer overflow
1.99 tb 317: in <a href="https://man.openbsd.org/OpenBSD-3.0/sshd.8">sshd(8)</a>
1.4 markus 318: if AFS has been configured on the system or if
319: KerberosTgtPassing or AFSTokenPassing has been enabled
320: in the sshd_config file. Ticket and token passing is not enabled
321: by default.<br>
1.95 tb 322: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/019_sshafs.patch">
1.74 deraadt 323: A source code patch exists which remedies this problem.</a>
1.4 markus 324: <p>
1.106 deraadt 325:
326: <li id="sudo2">
327: <strong>020: SECURITY FIX: April 25, 2002</strong>
1.77 deraadt 328: <i>All architectures</i><br>
1.106 deraadt 329: A bug in <a href="https://man.openbsd.org/OpenBSD-3.0/sudo.8">sudo(8)</a> may allow an attacker to corrupt the heap by specifying a custom prompt.<br>
330: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/020_sudo.patch">
1.74 deraadt 331: A source code patch exists which remedies this problem.</a>
1.1 deraadt 332: <p>
1.106 deraadt 333:
334: <li id="fdalloc2">
335: <strong>021: SECURITY FIX: May 8, 2002</strong>
1.77 deraadt 336: <i>All architectures</i><br>
1.106 deraadt 337: A race condition exists where an attacker could fill the file descriptor
338: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
339: setuid or setgid process.<br>
340: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/021_fdalloc2.patch">
1.74 deraadt 341: A source code patch exists which remedies this problem.</a>
1.1 deraadt 342: <p>
1.106 deraadt 343:
344: <li id="httpd">
345: <strong>022: SECURITY FIX: June 19, 2002</strong>
1.77 deraadt 346: <i>All architectures</i><br>
1.106 deraadt 347: A buffer overflow can occur during the interpretation of chunked
348: encoding in the http daemon, leading to possible remote crash or exploit.<br>
349: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/022_httpd.patch">
1.74 deraadt 350: A source code patch exists which remedies this problem.</a>
1.1 deraadt 351: <p>
1.106 deraadt 352:
353: <li id="modssl">
354: <strong>023: SECURITY FIX: June 24, 2002</strong>
1.77 deraadt 355: <i>All architectures</i><br>
1.106 deraadt 356: A buffer overflow can occur in the .htaccess parsing code in mod_ssl httpd
357: module, leading to possible remote crash or exploit.<br>
358: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/023_mod_ssl.patch">
1.74 deraadt 359: A source code patch exists which remedies this problem.</a>
1.1 deraadt 360: <p>
1.106 deraadt 361:
362: <li id="sshdauth">
363: <strong>024: SECURITY FIX: June 24, 2002</strong>
1.77 deraadt 364: <i>All architectures</i><br>
1.106 deraadt 365: All versions of OpenSSH's sshd between 2.3.1 and 3.3 contain an input validation
366: error that can result in an integer overflow and privilege escalation.
367: This problem is fixed in <a href="https://www.openssh.com/openbsd.html">OpenSSH
368: 3.4</a>, and a patch for the vulnerable releases is available as part of the
369: <a href="https://www.openssh.com/txt/preauth.adv">security advisory</a>.
1.1 deraadt 370: <p>
1.106 deraadt 371:
372: <li id="resolver">
373: <strong>025: SECURITY FIX: June 25, 2002</strong>
1.77 deraadt 374: <i>All architectures</i><br>
1.106 deraadt 375: A potential buffer overflow in the DNS resolver has been found.<br>
376: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/025_resolver.patch">
1.74 deraadt 377: A source code patch exists which remedies this problem.</a>
1.1 deraadt 378: <p>
1.106 deraadt 379:
380: <li id="ktrace">
381: <strong>026: SECURITY FIX: June 27, 2002</strong>
1.77 deraadt 382: <i>All architectures</i><br>
1.106 deraadt 383: The kernel would let any user <a href="https://man.openbsd.org/OpenBSD-3.0/ktrace.2">ktrace(2)</a> set[ug]id processes.<br>
384: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/026_ktrace.patch">
1.74 deraadt 385: A source code patch exists which remedies this problem.</a>
1.1 deraadt 386: <p>
1.106 deraadt 387:
388: <li id="isakmpd2">
389: <strong>027: RELIABILITY FIX: July 5, 2002</strong>
1.77 deraadt 390: <i>All architectures</i><br>
1.106 deraadt 391: Receiving IKE payloads out of sequence can cause
392: <a href="https://man.openbsd.org/OpenBSD-3.0/isakmpd.8">isakmpd(8)</a> to crash.<br>
393: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/027_isakmpd.patch">
1.74 deraadt 394: A source code patch exists which remedies this problem.</a>
1.76 deraadt 395: <br>
1.106 deraadt 396: This is the second version of the patch.
1.76 deraadt 397: <p>
1.106 deraadt 398:
399: <li id="pppd">
400: <strong>028: SECURITY FIX: July 29, 2002</strong>
1.77 deraadt 401: <i>All architectures</i><br>
1.106 deraadt 402: A race condition exists in the
403: <a href="https://man.openbsd.org/OpenBSD-3.0/pppd.8">pppd(8)</a>
404: daemon which may cause it to alter the file permissions of an arbitrary file.<br>
405: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/028_pppd.patch">
1.74 deraadt 406: A source code patch exists which remedies this problem.</a>
1.1 deraadt 407: <p>
1.106 deraadt 408:
409: <li id="xdr">
410: <strong>029: SECURITY FIX: July 29, 2002</strong>
1.77 deraadt 411: <i>All architectures</i><br>
1.106 deraadt 412: A buffer overflow can occur in the
413: <a href="https://man.openbsd.org/OpenBSD-3.0/xdr_array.3">xdr_array(3)</a>
414: RPC code, leading to possible remote crash.<br>
415: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/029_xdr.patch">
416: A source code patch exists which remedies this problem.</a>
1.1 deraadt 417: <br>
1.106 deraadt 418: This is the second version of the patch.
419: <p>
420:
421: <li id="ssl">
422: <strong>030: SECURITY FIX: July 30, 2002</strong>
423: <i>All architectures</i><br>
424: Several remote buffer overflows can occur in the SSL2 server and SSL3 client of the
425: <a href="https://man.openbsd.org/OpenBSD-3.0/ssl.8">ssl(8)</a>
426: library, as in the ASN.1 parser code in the
427: <a href="https://man.openbsd.org/OpenBSD-3.0/crypto.3">crypto(3)</a>
428: library, all of them being potentially remotely exploitable.<br>
429: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/030_ssl.patch">
1.74 deraadt 430: A source code patch exists which remedies this problem.</a>
1.106 deraadt 431: <br>
432: This is the second version of the patch.
1.1 deraadt 433: <p>
1.106 deraadt 434:
435: <li id="scarg">
436: <strong>031: SECURITY FIX: August 11, 2002</strong>
1.77 deraadt 437: <i>All architectures</i><br>
1.106 deraadt 438: An insufficient boundary check in the
439: <a href="https://man.openbsd.org/OpenBSD-3.0/select.2">select(2)</a>
440: system call allows an attacker to overwrite kernel memory and execute arbitrary
441: code in kernel context.<br>
442: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/031_scarg.patch">
1.74 deraadt 443: A source code patch exists which remedies this problem.</a>
1.1 deraadt 444: <p>
1.106 deraadt 445:
446: <li id="kerntime">
447: <strong>032: SECURITY FIX: October 7, 2002</strong>
448: <i>All architectures</i><br>
449: Incorrect argument checking in the
450: <a href="https://man.openbsd.org/OpenBSD-3.0/setitimer.2">setitimer(2)</a> system call may allow an attacker to write to kernel memory.<br>
451: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/032_kerntime.patch">
1.76 deraadt 452: A source code patch exists which remedies this problem.</a>
453: <p>
1.106 deraadt 454:
455: <li id="kadmin">
456: <strong>033: SECURITY FIX: October 21, 2002</strong>
457: <i>All architectures</i><br>
458: A buffer overflow can occur in the
459: <a href="https://man.openbsd.org/OpenBSD-3.0/kadmind.8">kadmind(8)</a>
460: daemon, leading to possible remote crash or exploit.<br>
461: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/033_kadmin.patch">
1.76 deraadt 462: A source code patch exists which remedies this problem.</a>
463: <p>
1.106 deraadt 464:
465: <li id="smrsh">
466: <strong>034: SECURITY FIX: November 6, 2002</strong>
467: <i>All architectures</i><br>
468: An attacker can bypass the restrictions imposed by sendmail's restricted shell,
469: <a href="https://man.openbsd.org/OpenBSD-3.0/smrsh.8">smrsh(8)</a>,
470: and execute arbitrary commands with the privileges of his own account.<br>
471: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/034_smrsh.patch">
1.76 deraadt 472: A source code patch exists which remedies this problem.</a>
473: <p>
1.106 deraadt 474:
475: <li id="kernresource">
476: <strong>035: SECURITY FIX: November 6, 2002</strong>
1.77 deraadt 477: <i>All architectures</i><br>
1.106 deraadt 478: Incorrect argument checking in the
479: <a href="https://man.openbsd.org/OpenBSD-3.0/getrlimit.2">getrlimit(2)</a>
480: system call may allow an attacker to crash the kernel.<br>
481: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/035_kernresource.patch">
1.74 deraadt 482: A source code patch exists which remedies this problem.</a>
1.1 deraadt 483: <p>
1.106 deraadt 484:
485: <li id="named">
486: <strong>036: SECURITY FIX: November 14, 2002</strong>
1.77 deraadt 487: <i>All architectures</i><br>
1.106 deraadt 488: A buffer overflow in
489: <a href="https://man.openbsd.org/OpenBSD-3.0/named.8">named(8)</a>
490: could allow an attacker to execute code with the privileges of named.
491: On OpenBSD, named runs as a non-root user in a chrooted environment
492: which mitigates the effects of this bug.<br>
493: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.0/common/036_named.patch">
494: A source code patch exists which remedies this problem.</a>
1.1 deraadt 495: <p>
1.93 deraadt 496:
1.1 deraadt 497: </ul>
1.72 deraadt 498:
1.82 tedu 499: <hr>