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1.1 deraadt 16:
1.88 bentley 17: <h2 id=OpenBSD>
1.74 deraadt 18: <a href="index.html">
1.88 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.1 Errata
1.76 tj 21: </h2>
1.74 deraadt 22: <hr>
1.1 deraadt 23:
1.3 deraadt 24: For errata on a certain release, click below:<br>
1.92 schwarze 25: <a href="errata20.html">2.0</a>,
1.2 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="errata30.html">3.0</a>,
1.25 david 36: <a href="errata32.html">3.2</a>,
1.28 david 37: <a href="errata33.html">3.3</a>,
1.32 david 38: <a href="errata34.html">3.4</a>,
1.33 miod 39: <a href="errata35.html">3.5</a>,
1.34 deraadt 40: <a href="errata36.html">3.6</a>,
1.92 schwarze 41: <br>
1.58 deraadt 42: <a href="errata37.html">3.7</a>,
1.36 deraadt 43: <a href="errata38.html">3.8</a>,
1.38 deraadt 44: <a href="errata39.html">3.9</a>,
1.39 deraadt 45: <a href="errata40.html">4.0</a>,
1.41 merdely 46: <a href="errata41.html">4.1</a>,
1.42 deraadt 47: <a href="errata42.html">4.2</a>,
1.43 deraadt 48: <a href="errata43.html">4.3</a>,
1.45 deraadt 49: <a href="errata44.html">4.4</a>,
1.46 deraadt 50: <a href="errata45.html">4.5</a>,
1.47 deraadt 51: <a href="errata46.html">4.6</a>,
1.49 deraadt 52: <a href="errata47.html">4.7</a>,
1.50 miod 53: <a href="errata48.html">4.8</a>,
1.51 nick 54: <a href="errata49.html">4.9</a>,
1.52 sthen 55: <a href="errata50.html">5.0</a>,
1.53 deraadt 56: <a href="errata51.html">5.1</a>,
1.54 deraadt 57: <a href="errata52.html">5.2</a>,
1.92 schwarze 58: <br>
1.55 deraadt 59: <a href="errata53.html">5.3</a>,
1.56 deraadt 60: <a href="errata54.html">5.4</a>,
1.63 jsg 61: <a href="errata55.html">5.5</a>,
1.67 deraadt 62: <a href="errata56.html">5.6</a>,
1.70 deraadt 63: <a href="errata57.html">5.7</a>,
1.71 deraadt 64: <a href="errata58.html">5.8</a>,
1.77 deraadt 65: <a href="errata59.html">5.9</a>,
1.80 tj 66: <a href="errata60.html">6.0</a>,
1.84 deraadt 67: <a href="errata61.html">6.1</a>,
1.85 deraadt 68: <a href="errata62.html">6.2</a>,
1.86 deraadt 69: <a href="errata63.html">6.3</a>,
1.87 deraadt 70: <a href="errata64.html">6.4</a>,
1.90 deraadt 71: <a href="errata65.html">6.5</a>,
1.93 deraadt 72: <a href="errata66.html">6.6</a>,
1.94 ! deraadt 73: <a href="errata67.html">6.7</a>,
! 74: <a href="errata68.html">6.8</a>.
1.1 deraadt 75: <hr>
76:
1.59 deraadt 77: <p>
1.80 tj 78: Patches for the OpenBSD base system are distributed as unified diffs.
79: Each patch contains usage instructions.
80: All the following patches are also available in one
81: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1.tar.gz">tar.gz file</a>
82: for convenience.
1.1 deraadt 83:
1.59 deraadt 84: <p>
1.80 tj 85: Patches for supported releases are also incorporated into the
1.81 tj 86: <a href="stable.html">-stable branch</a>.
1.59 deraadt 87:
1.1 deraadt 88: <hr>
89:
90: <ul>
1.89 deraadt 91:
92: <li id="sshafs">
93: <strong>001: SECURITY FIX: April 22, 2002</strong>
1.61 deraadt 94: <i>All architectures</i><br>
1.89 deraadt 95: A local user can gain super-user privileges due to a buffer overflow
96: in <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
97: if AFS has been configured on the system or if
98: KerberosTgtPassing or AFSTokenPassing has been enabled
99: in the sshd_config file. Ticket and token passing is not enabled
100: by default.<br>
101: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/001_sshafs.patch">
1.59 deraadt 102: A source code patch exists which remedies this problem.</a>
1.26 miod 103: <p>
1.89 deraadt 104:
105: <li id="sudo">
106: <strong>002: SECURITY FIX: April 25, 2002</strong>
1.61 deraadt 107: <i>All architectures</i><br>
1.89 deraadt 108: A bug in <a href="https://man.openbsd.org/OpenBSD-3.1/sudo.8">sudo(8)</a> may allow an attacker to corrupt the heap by specifying a custom prompt.<br>
109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/002_sudo.patch">
1.59 deraadt 110: A source code patch exists which remedies this problem.</a>
1.22 millert 111: <p>
1.89 deraadt 112:
113: <li id="fdalloc2">
114: <strong>003: SECURITY FIX: May 8, 2002</strong>
1.61 deraadt 115: <i>All architectures</i><br>
1.89 deraadt 116: A race condition exists where an attacker could fill the file descriptor
117: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
118: setuid or setgid process.<br>
119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/003_fdalloc2.patch">
1.59 deraadt 120: A source code patch exists which remedies this problem.</a>
1.20 miod 121: <p>
1.89 deraadt 122:
123: <li id="sshbsdauth">
124: <strong>004: SECURITY FIX: May 22, 2002</strong>
1.61 deraadt 125: <i>All architectures</i><br>
1.89 deraadt 126: Under certain conditions, on systems using YP with netgroups in the
127: password database, it is possible that
128: <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
129: does ACL checks for the requested user name but uses the password
130: database entry of a different user for authentication. This means
131: that denied users might authenticate successfully while permitted
132: users could be locked out.<br>
133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/004_sshbsdauth.patch">
1.59 deraadt 134: A source code patch exists which remedies this problem.</a>
1.19 miod 135: <p>
1.89 deraadt 136:
137: <li id="httpd">
138: <strong>005: SECURITY FIX: June 19, 2002</strong>
1.61 deraadt 139: <i>All architectures</i><br>
1.89 deraadt 140: A buffer overflow can occur during the interpretation of chunked
141: encoding in the http daemon, leading to possible remote crash or exploit.<br>
142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/005_httpd.patch">
1.59 deraadt 143: A source code patch exists which remedies this problem.</a>
1.16 millert 144: <p>
1.89 deraadt 145:
146: <li id="sshd">
147: <strong>006: SECURITY FIX: June 24, 2002</strong>
1.61 deraadt 148: <i>All architectures</i><br>
1.89 deraadt 149: All versions of OpenSSH's sshd between 2.3.1 and 3.3 contain an input validation
150: error that can result in an integer overflow and privilege escalation.
151: This problem is fixed in <a href="https://www.openssh.com/openbsd.html">OpenSSH
152: 3.4</a>, and a patch for the vulnerable releases is available as part of the
153: <a href="https://www.openssh.com/txt/preauth.adv">security advisory</a>.
1.13 miod 154: <p>
1.89 deraadt 155:
156: <li id="resolver">
157: <strong>007: SECURITY FIX: June 25, 2002</strong>
1.61 deraadt 158: <i>All architectures</i><br>
1.89 deraadt 159: A potential buffer overflow in the DNS resolver has been found.<br>
160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/007_resolver.patch">
161: A source code patch exists which remedies this problem.</a>
1.11 miod 162: <p>
1.89 deraadt 163:
164: <li id="modssl">
165: <strong>008: SECURITY FIX: June 26, 2002</strong>
1.61 deraadt 166: <i>All architectures</i><br>
1.89 deraadt 167: A buffer overflow can occur in the .htaccess parsing code in mod_ssl httpd
168: module, leading to possible remote crash or exploit.<br>
169: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/008_mod_ssl.patch">
1.59 deraadt 170: A source code patch exists which remedies this problem.</a>
1.10 millert 171: <p>
1.89 deraadt 172:
173: <li id="ktrace">
174: <strong>009: SECURITY FIX: June 27, 2002</strong>
1.61 deraadt 175: <i>All architectures</i><br>
1.89 deraadt 176: The kernel would let any user <a href="https://man.openbsd.org/OpenBSD-3.1/ktrace.2">ktrace(2)</a> set[ug]id processes.<br>
177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/009_ktrace.patch">
1.59 deraadt 178: A source code patch exists which remedies this problem.</a>
1.8 millert 179: <p>
1.89 deraadt 180:
181: <li id="isakmpd">
182: <strong>010: RELIABILITY FIX: July 5, 2002</strong>
1.61 deraadt 183: <i>All architectures</i><br>
1.89 deraadt 184: Receiving IKE payloads out of sequence can cause
185: <a href="https://man.openbsd.org/OpenBSD-3.1/isakmpd.8">isakmpd(8)</a> to crash.<br>
186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/010_isakmpd.patch">
1.59 deraadt 187: A source code patch exists which remedies this problem.</a>
1.89 deraadt 188: <br>
189: This is the second version of the patch.
1.7 miod 190: <p>
1.89 deraadt 191:
192: <li id="pppd">
193: <strong>011: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 194: <i>All architectures</i><br>
1.89 deraadt 195: A race condition exists in the
196: <a href="https://man.openbsd.org/OpenBSD-3.1/pppd.8">pppd(8)</a>
197: daemon which may cause it to alter the file permissions of an arbitrary file.<br>
198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/011_pppd.patch">
1.59 deraadt 199: A source code patch exists which remedies this problem.</a>
1.7 miod 200: <p>
1.89 deraadt 201:
202: <li id="xdr">
203: <strong>012: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 204: <i>All architectures</i><br>
1.5 miod 205: A buffer overflow can occur in the
1.89 deraadt 206: <a href="https://man.openbsd.org/OpenBSD-3.1/xdr_array.3">xdr_array(3)</a>
207: RPC code, leading to possible remote crash.<br>
208: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/012_xdr.patch">
1.59 deraadt 209: A source code patch exists which remedies this problem.</a>
1.89 deraadt 210: <br>
211: This is the second version of the patch.
1.6 mpech 212: <p>
1.89 deraadt 213:
214: <li id="ssl">
215: <strong>013: SECURITY FIX: July 30, 2002</strong>
1.61 deraadt 216: <i>All architectures</i><br>
1.89 deraadt 217: Several remote buffer overflows can occur in the SSL2 server and SSL3 client of the
218: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a>
219: library, as in the ASN.1 parser code in the
220: <a href="https://man.openbsd.org/OpenBSD-3.1/crypto.3">crypto(3)</a>
221: library, all of them being potentially remotely exploitable.<br>
222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/013_ssl.patch">
1.59 deraadt 223: A source code patch exists which remedies this problem.</a>
1.89 deraadt 224: <br>
225: This is the second version of the patch.
1.1 deraadt 226: <p>
1.89 deraadt 227:
1.65 bentley 228: <li id="scarg">
1.88 bentley 229: <strong>014: SECURITY FIX: August 11, 2002</strong>
1.61 deraadt 230: <i>All architectures</i><br>
1.1 deraadt 231: An insufficient boundary check in the
1.83 tb 232: <a href="https://man.openbsd.org/OpenBSD-3.1/select.2">select(2)</a>
1.1 deraadt 233: system call allows an attacker to overwrite kernel memory and execute arbitrary
234: code in kernel context.<br>
1.79 tb 235: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/014_scarg.patch">
1.59 deraadt 236: A source code patch exists which remedies this problem.</a>
1.91 schwarze 237: For more details, see the <a href="advisories/select.txt">OpenBSD advisory</a>.
1.1 deraadt 238: <p>
1.89 deraadt 239:
240: <li id="kerntime">
241: <strong>015: SECURITY FIX: October 2, 2002</strong>
1.61 deraadt 242: <i>All architectures</i><br>
1.89 deraadt 243: Incorrect argument checking in the
244: <a href="https://man.openbsd.org/OpenBSD-3.1/setitimer.2">setitimer(2)</a> system call may allow an attacker to write to kernel memory.<br>
245: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/015_kerntime.patch">
1.59 deraadt 246: A source code patch exists which remedies this problem.</a>
1.1 deraadt 247: <p>
1.89 deraadt 248:
249: <li id="kadmin">
250: <strong>016: SECURITY FIX: October 21, 2002</strong>
1.61 deraadt 251: <i>All architectures</i><br>
1.56 deraadt 252: A buffer overflow can occur in the
1.89 deraadt 253: <a href="https://man.openbsd.org/OpenBSD-3.1/kadmind.8">kadmind(8)</a>
254: daemon, leading to possible remote crash or exploit.<br>
255: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/016_kadmin.patch">
1.59 deraadt 256: A source code patch exists which remedies this problem.</a>
1.1 deraadt 257: <p>
1.89 deraadt 258:
259: <li id="smrsh">
260: <strong>017: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 261: <i>All architectures</i><br>
1.89 deraadt 262: An attacker can bypass the restrictions imposed by sendmail's restricted shell,
263: <a href="https://man.openbsd.org/OpenBSD-3.1/smrsh.8">smrsh(8)</a>,
264: and execute arbitrary commands with the privileges of his own account.<br>
265: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/017_smrsh.patch">
1.59 deraadt 266: A source code patch exists which remedies this problem.</a>
1.1 deraadt 267: <p>
1.89 deraadt 268:
269: <li id="kernresource">
270: <strong>018: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 271: <i>All architectures</i><br>
1.89 deraadt 272: Incorrect argument checking in the
273: <a href="https://man.openbsd.org/OpenBSD-3.1/getrlimit.2">getrlimit(2)</a>
274: system call may allow an attacker to crash the kernel.<br>
275: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/018_kernresource.patch">
1.59 deraadt 276: A source code patch exists which remedies this problem.</a>
1.1 deraadt 277: <p>
1.89 deraadt 278:
279: <li id="named">
280: <strong>019: SECURITY FIX: November 14, 2002</strong>
1.61 deraadt 281: <i>All architectures</i><br>
1.89 deraadt 282: A buffer overflow in
283: <a href="https://man.openbsd.org/OpenBSD-3.1/named.8">named(8)</a>
284: could allow an attacker to execute code with the privileges of named.
285: On OpenBSD, named runs as a non-root user in a chrooted environment
286: which mitigates the effects of this bug.<br>
287: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/019_named.patch">
1.59 deraadt 288: A source code patch exists which remedies this problem.</a>
1.1 deraadt 289: <p>
1.89 deraadt 290:
291: <li id="cvs">
292: <strong>020: SECURITY FIX: January 20, 2003</strong>
1.61 deraadt 293: <i>All architectures</i><br>
1.89 deraadt 294: A double free in
295: <a href="https://man.openbsd.org/OpenBSD-3.1/cvs.1">cvs(1)</a>
296: could allow an attacker to execute code with the privileges of the
297: user running cvs. This is only an issue when the cvs command is
298: being run on a user's behalf as a different user. This means that,
299: in most cases, the issue only exists for cvs configurations that use
300: the <em>pserver</em> client/server connection method.<br>
301: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/020_cvs.patch">
1.59 deraadt 302: A source code patch exists which remedies this problem.</a>
1.1 deraadt 303: <p>
1.89 deraadt 304:
305: <li id="ssl2">
306: <strong>021: SECURITY FIX: February 23, 2003</strong>
1.61 deraadt 307: <i>All architectures</i><br>
1.89 deraadt 308: In
309: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a> an information leak can occur via timing by performing a MAC computation
310: even if incorrect block cipher padding has been found, this is a
311: countermeasure. Also, check for negative sizes in memory allocation routines.<br>
312: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/021_ssl.patch">
313: A source code patch exists which fixes these two issues</a>.
1.1 deraadt 314: <p>
1.89 deraadt 315:
316: <li id="sendmail">
317: <strong>022: SECURITY FIX: March 3, 2003</strong>
1.61 deraadt 318: <i>All architectures</i><br>
1.89 deraadt 319: A buffer overflow in the envelope comments processing in
320: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
321: may allow an attacker to gain root privileges.<br>
322: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/022_sendmail.patch">
323: A source code patch exists which remedies this problem.</a>
1.1 deraadt 324: <p>
1.89 deraadt 325:
326: <li id="lprm">
327: <strong>023: SECURITY FIX: March 5, 2003</strong>
1.61 deraadt 328: <i>All architectures</i><br>
1.89 deraadt 329: A fix for an
330: <a href="https://man.openbsd.org/OpenBSD-3.1/lprm.1">lprm(1)</a>
331: bug made in 1996 contains an error that could lead to privilege escalation.
332: <br>
333: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/023_lprm.patch">
1.59 deraadt 334: A source code patch exists which remedies this problem.</a>
1.1 deraadt 335: <p>
1.89 deraadt 336:
337: <li id="blinding">
338: <strong>024: SECURITY FIX: March 18, 2003</strong>
1.61 deraadt 339: <i>All architectures</i><br>
1.89 deraadt 340: Various SSL and TLS operations in OpenSSL are vulnerable to timing attacks.
341: <br>
342: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/024_blinding.patch">
1.59 deraadt 343: A source code patch exists which remedies this problem.</a>
1.1 deraadt 344: <p>
1.89 deraadt 345:
346: <li id="kpr">
347: <strong>025: SECURITY FIX: March 19, 2003</strong>
1.61 deraadt 348: <i>All architectures</i><br>
1.89 deraadt 349: OpenSSL is vulnerable to an extension of the "Bleichenbacher" attack designed
350: by Czech researchers Klima, Pokorny and Rosa.
351: <br>
352: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/025_kpr.patch">
1.59 deraadt 353: A source code patch exists which remedies this problem.</a>
1.1 deraadt 354: <p>
1.89 deraadt 355:
356: <li id="kerberos">
357: <strong>026: SECURITY FIX: March 24, 2003</strong>
1.61 deraadt 358: <i>All architectures</i><br>
1.89 deraadt 359: The cryptographic weaknesses in the Kerberos v4 protocol can be exploited
360: on Kerberos v5 as well.
361: <br>
362: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/026_kerberos.patch">
1.59 deraadt 363: A source code patch exists which remedies this problem.</a>
1.1 deraadt 364: <p>
1.89 deraadt 365:
366: <li id="sendmail2">
367: <strong>027: SECURITY FIX: March 31, 2003</strong>
1.61 deraadt 368: <i>All architectures</i><br>
1.89 deraadt 369: A buffer overflow in the address parsing in
370: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
371: may allow an attacker to gain root privileges.<br>
372: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/027_sendmail.patch">
1.59 deraadt 373: A source code patch exists which remedies this problem.</a>
1.1 deraadt 374: <p>
1.77 deraadt 375:
1.1 deraadt 376: </ul>
1.57 deraadt 377:
1.66 tedu 378: <hr>
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