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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>,
1.95 deraadt 74: <a href="errata68.html">6.8</a>,
1.96 tj 75: <br>
1.97 deraadt 76: <a href="errata69.html">6.9</a>,
1.98 deraadt 77: <a href="errata70.html">7.0</a>,
1.99 ! deraadt 78: <a href="errata71.html">7.1</a>,
! 79: <a href="errata72.html">7.2</a>.
1.1 deraadt 80: <hr>
81:
1.59 deraadt 82: <p>
1.80 tj 83: Patches for the OpenBSD base system are distributed as unified diffs.
84: Each patch contains usage instructions.
85: All the following patches are also available in one
86: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1.tar.gz">tar.gz file</a>
87: for convenience.
1.1 deraadt 88:
1.59 deraadt 89: <p>
1.80 tj 90: Patches for supported releases are also incorporated into the
1.81 tj 91: <a href="stable.html">-stable branch</a>.
1.59 deraadt 92:
1.1 deraadt 93: <hr>
94:
95: <ul>
1.89 deraadt 96:
97: <li id="sshafs">
98: <strong>001: SECURITY FIX: April 22, 2002</strong>
1.61 deraadt 99: <i>All architectures</i><br>
1.89 deraadt 100: A local user can gain super-user privileges due to a buffer overflow
101: in <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
102: if AFS has been configured on the system or if
103: KerberosTgtPassing or AFSTokenPassing has been enabled
104: in the sshd_config file. Ticket and token passing is not enabled
105: by default.<br>
106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/001_sshafs.patch">
1.59 deraadt 107: A source code patch exists which remedies this problem.</a>
1.26 miod 108: <p>
1.89 deraadt 109:
110: <li id="sudo">
111: <strong>002: SECURITY FIX: April 25, 2002</strong>
1.61 deraadt 112: <i>All architectures</i><br>
1.89 deraadt 113: 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>
114: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/002_sudo.patch">
1.59 deraadt 115: A source code patch exists which remedies this problem.</a>
1.22 millert 116: <p>
1.89 deraadt 117:
118: <li id="fdalloc2">
119: <strong>003: SECURITY FIX: May 8, 2002</strong>
1.61 deraadt 120: <i>All architectures</i><br>
1.89 deraadt 121: A race condition exists where an attacker could fill the file descriptor
122: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
123: setuid or setgid process.<br>
124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/003_fdalloc2.patch">
1.59 deraadt 125: A source code patch exists which remedies this problem.</a>
1.20 miod 126: <p>
1.89 deraadt 127:
128: <li id="sshbsdauth">
129: <strong>004: SECURITY FIX: May 22, 2002</strong>
1.61 deraadt 130: <i>All architectures</i><br>
1.89 deraadt 131: Under certain conditions, on systems using YP with netgroups in the
132: password database, it is possible that
133: <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
134: does ACL checks for the requested user name but uses the password
135: database entry of a different user for authentication. This means
136: that denied users might authenticate successfully while permitted
137: users could be locked out.<br>
138: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/004_sshbsdauth.patch">
1.59 deraadt 139: A source code patch exists which remedies this problem.</a>
1.19 miod 140: <p>
1.89 deraadt 141:
142: <li id="httpd">
143: <strong>005: SECURITY FIX: June 19, 2002</strong>
1.61 deraadt 144: <i>All architectures</i><br>
1.89 deraadt 145: A buffer overflow can occur during the interpretation of chunked
146: encoding in the http daemon, leading to possible remote crash or exploit.<br>
147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/005_httpd.patch">
1.59 deraadt 148: A source code patch exists which remedies this problem.</a>
1.16 millert 149: <p>
1.89 deraadt 150:
151: <li id="sshd">
152: <strong>006: SECURITY FIX: June 24, 2002</strong>
1.61 deraadt 153: <i>All architectures</i><br>
1.89 deraadt 154: All versions of OpenSSH's sshd between 2.3.1 and 3.3 contain an input validation
155: error that can result in an integer overflow and privilege escalation.
156: This problem is fixed in <a href="https://www.openssh.com/openbsd.html">OpenSSH
157: 3.4</a>, and a patch for the vulnerable releases is available as part of the
158: <a href="https://www.openssh.com/txt/preauth.adv">security advisory</a>.
1.13 miod 159: <p>
1.89 deraadt 160:
161: <li id="resolver">
162: <strong>007: SECURITY FIX: June 25, 2002</strong>
1.61 deraadt 163: <i>All architectures</i><br>
1.89 deraadt 164: A potential buffer overflow in the DNS resolver has been found.<br>
165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/007_resolver.patch">
166: A source code patch exists which remedies this problem.</a>
1.11 miod 167: <p>
1.89 deraadt 168:
169: <li id="modssl">
170: <strong>008: SECURITY FIX: June 26, 2002</strong>
1.61 deraadt 171: <i>All architectures</i><br>
1.89 deraadt 172: A buffer overflow can occur in the .htaccess parsing code in mod_ssl httpd
173: module, leading to possible remote crash or exploit.<br>
174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/008_mod_ssl.patch">
1.59 deraadt 175: A source code patch exists which remedies this problem.</a>
1.10 millert 176: <p>
1.89 deraadt 177:
178: <li id="ktrace">
179: <strong>009: SECURITY FIX: June 27, 2002</strong>
1.61 deraadt 180: <i>All architectures</i><br>
1.89 deraadt 181: 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>
182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/009_ktrace.patch">
1.59 deraadt 183: A source code patch exists which remedies this problem.</a>
1.8 millert 184: <p>
1.89 deraadt 185:
186: <li id="isakmpd">
187: <strong>010: RELIABILITY FIX: July 5, 2002</strong>
1.61 deraadt 188: <i>All architectures</i><br>
1.89 deraadt 189: Receiving IKE payloads out of sequence can cause
190: <a href="https://man.openbsd.org/OpenBSD-3.1/isakmpd.8">isakmpd(8)</a> to crash.<br>
191: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/010_isakmpd.patch">
1.59 deraadt 192: A source code patch exists which remedies this problem.</a>
1.89 deraadt 193: <br>
194: This is the second version of the patch.
1.7 miod 195: <p>
1.89 deraadt 196:
197: <li id="pppd">
198: <strong>011: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 199: <i>All architectures</i><br>
1.89 deraadt 200: A race condition exists in the
201: <a href="https://man.openbsd.org/OpenBSD-3.1/pppd.8">pppd(8)</a>
202: daemon which may cause it to alter the file permissions of an arbitrary file.<br>
203: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/011_pppd.patch">
1.59 deraadt 204: A source code patch exists which remedies this problem.</a>
1.7 miod 205: <p>
1.89 deraadt 206:
207: <li id="xdr">
208: <strong>012: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 209: <i>All architectures</i><br>
1.5 miod 210: A buffer overflow can occur in the
1.89 deraadt 211: <a href="https://man.openbsd.org/OpenBSD-3.1/xdr_array.3">xdr_array(3)</a>
212: RPC code, leading to possible remote crash.<br>
213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/012_xdr.patch">
1.59 deraadt 214: A source code patch exists which remedies this problem.</a>
1.89 deraadt 215: <br>
216: This is the second version of the patch.
1.6 mpech 217: <p>
1.89 deraadt 218:
219: <li id="ssl">
220: <strong>013: SECURITY FIX: July 30, 2002</strong>
1.61 deraadt 221: <i>All architectures</i><br>
1.89 deraadt 222: Several remote buffer overflows can occur in the SSL2 server and SSL3 client of the
223: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a>
224: library, as in the ASN.1 parser code in the
225: <a href="https://man.openbsd.org/OpenBSD-3.1/crypto.3">crypto(3)</a>
226: library, all of them being potentially remotely exploitable.<br>
227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/013_ssl.patch">
1.59 deraadt 228: A source code patch exists which remedies this problem.</a>
1.89 deraadt 229: <br>
230: This is the second version of the patch.
1.1 deraadt 231: <p>
1.89 deraadt 232:
1.65 bentley 233: <li id="scarg">
1.88 bentley 234: <strong>014: SECURITY FIX: August 11, 2002</strong>
1.61 deraadt 235: <i>All architectures</i><br>
1.1 deraadt 236: An insufficient boundary check in the
1.83 tb 237: <a href="https://man.openbsd.org/OpenBSD-3.1/select.2">select(2)</a>
1.1 deraadt 238: system call allows an attacker to overwrite kernel memory and execute arbitrary
239: code in kernel context.<br>
1.79 tb 240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/014_scarg.patch">
1.59 deraadt 241: A source code patch exists which remedies this problem.</a>
1.91 schwarze 242: For more details, see the <a href="advisories/select.txt">OpenBSD advisory</a>.
1.1 deraadt 243: <p>
1.89 deraadt 244:
245: <li id="kerntime">
246: <strong>015: SECURITY FIX: October 2, 2002</strong>
1.61 deraadt 247: <i>All architectures</i><br>
1.89 deraadt 248: Incorrect argument checking in the
249: <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>
250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/015_kerntime.patch">
1.59 deraadt 251: A source code patch exists which remedies this problem.</a>
1.1 deraadt 252: <p>
1.89 deraadt 253:
254: <li id="kadmin">
255: <strong>016: SECURITY FIX: October 21, 2002</strong>
1.61 deraadt 256: <i>All architectures</i><br>
1.56 deraadt 257: A buffer overflow can occur in the
1.89 deraadt 258: <a href="https://man.openbsd.org/OpenBSD-3.1/kadmind.8">kadmind(8)</a>
259: daemon, leading to possible remote crash or exploit.<br>
260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/016_kadmin.patch">
1.59 deraadt 261: A source code patch exists which remedies this problem.</a>
1.1 deraadt 262: <p>
1.89 deraadt 263:
264: <li id="smrsh">
265: <strong>017: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 266: <i>All architectures</i><br>
1.89 deraadt 267: An attacker can bypass the restrictions imposed by sendmail's restricted shell,
268: <a href="https://man.openbsd.org/OpenBSD-3.1/smrsh.8">smrsh(8)</a>,
269: and execute arbitrary commands with the privileges of his own account.<br>
270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/017_smrsh.patch">
1.59 deraadt 271: A source code patch exists which remedies this problem.</a>
1.1 deraadt 272: <p>
1.89 deraadt 273:
274: <li id="kernresource">
275: <strong>018: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 276: <i>All architectures</i><br>
1.89 deraadt 277: Incorrect argument checking in the
278: <a href="https://man.openbsd.org/OpenBSD-3.1/getrlimit.2">getrlimit(2)</a>
279: system call may allow an attacker to crash the kernel.<br>
280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/018_kernresource.patch">
1.59 deraadt 281: A source code patch exists which remedies this problem.</a>
1.1 deraadt 282: <p>
1.89 deraadt 283:
284: <li id="named">
285: <strong>019: SECURITY FIX: November 14, 2002</strong>
1.61 deraadt 286: <i>All architectures</i><br>
1.89 deraadt 287: A buffer overflow in
288: <a href="https://man.openbsd.org/OpenBSD-3.1/named.8">named(8)</a>
289: could allow an attacker to execute code with the privileges of named.
290: On OpenBSD, named runs as a non-root user in a chrooted environment
291: which mitigates the effects of this bug.<br>
292: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/019_named.patch">
1.59 deraadt 293: A source code patch exists which remedies this problem.</a>
1.1 deraadt 294: <p>
1.89 deraadt 295:
296: <li id="cvs">
297: <strong>020: SECURITY FIX: January 20, 2003</strong>
1.61 deraadt 298: <i>All architectures</i><br>
1.89 deraadt 299: A double free in
300: <a href="https://man.openbsd.org/OpenBSD-3.1/cvs.1">cvs(1)</a>
301: could allow an attacker to execute code with the privileges of the
302: user running cvs. This is only an issue when the cvs command is
303: being run on a user's behalf as a different user. This means that,
304: in most cases, the issue only exists for cvs configurations that use
305: the <em>pserver</em> client/server connection method.<br>
306: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/020_cvs.patch">
1.59 deraadt 307: A source code patch exists which remedies this problem.</a>
1.1 deraadt 308: <p>
1.89 deraadt 309:
310: <li id="ssl2">
311: <strong>021: SECURITY FIX: February 23, 2003</strong>
1.61 deraadt 312: <i>All architectures</i><br>
1.89 deraadt 313: In
314: <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
315: even if incorrect block cipher padding has been found, this is a
316: countermeasure. Also, check for negative sizes in memory allocation routines.<br>
317: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/021_ssl.patch">
318: A source code patch exists which fixes these two issues</a>.
1.1 deraadt 319: <p>
1.89 deraadt 320:
321: <li id="sendmail">
322: <strong>022: SECURITY FIX: March 3, 2003</strong>
1.61 deraadt 323: <i>All architectures</i><br>
1.89 deraadt 324: A buffer overflow in the envelope comments processing in
325: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
326: may allow an attacker to gain root privileges.<br>
327: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/022_sendmail.patch">
328: A source code patch exists which remedies this problem.</a>
1.1 deraadt 329: <p>
1.89 deraadt 330:
331: <li id="lprm">
332: <strong>023: SECURITY FIX: March 5, 2003</strong>
1.61 deraadt 333: <i>All architectures</i><br>
1.89 deraadt 334: A fix for an
335: <a href="https://man.openbsd.org/OpenBSD-3.1/lprm.1">lprm(1)</a>
336: bug made in 1996 contains an error that could lead to privilege escalation.
337: <br>
338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/023_lprm.patch">
1.59 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 deraadt 340: <p>
1.89 deraadt 341:
342: <li id="blinding">
343: <strong>024: SECURITY FIX: March 18, 2003</strong>
1.61 deraadt 344: <i>All architectures</i><br>
1.89 deraadt 345: Various SSL and TLS operations in OpenSSL are vulnerable to timing attacks.
346: <br>
347: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/024_blinding.patch">
1.59 deraadt 348: A source code patch exists which remedies this problem.</a>
1.1 deraadt 349: <p>
1.89 deraadt 350:
351: <li id="kpr">
352: <strong>025: SECURITY FIX: March 19, 2003</strong>
1.61 deraadt 353: <i>All architectures</i><br>
1.89 deraadt 354: OpenSSL is vulnerable to an extension of the "Bleichenbacher" attack designed
355: by Czech researchers Klima, Pokorny and Rosa.
356: <br>
357: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/025_kpr.patch">
1.59 deraadt 358: A source code patch exists which remedies this problem.</a>
1.1 deraadt 359: <p>
1.89 deraadt 360:
361: <li id="kerberos">
362: <strong>026: SECURITY FIX: March 24, 2003</strong>
1.61 deraadt 363: <i>All architectures</i><br>
1.89 deraadt 364: The cryptographic weaknesses in the Kerberos v4 protocol can be exploited
365: on Kerberos v5 as well.
366: <br>
367: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/026_kerberos.patch">
1.59 deraadt 368: A source code patch exists which remedies this problem.</a>
1.1 deraadt 369: <p>
1.89 deraadt 370:
371: <li id="sendmail2">
372: <strong>027: SECURITY FIX: March 31, 2003</strong>
1.61 deraadt 373: <i>All architectures</i><br>
1.89 deraadt 374: A buffer overflow in the address parsing in
375: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
376: may allow an attacker to gain root privileges.<br>
377: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/027_sendmail.patch">
1.59 deraadt 378: A source code patch exists which remedies this problem.</a>
1.1 deraadt 379: <p>
1.77 deraadt 380:
1.1 deraadt 381: </ul>
1.57 deraadt 382:
1.66 tedu 383: <hr>
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