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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>,
1.100 tj 79: <a href="errata72.html">7.2</a>,
1.101 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 deraadt 82: <hr>
83:
1.59 deraadt 84: <p>
1.80 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch contains usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1.tar.gz">tar.gz file</a>
89: for convenience.
1.1 deraadt 90:
1.59 deraadt 91: <p>
1.80 tj 92: Patches for supported releases are also incorporated into the
1.81 tj 93: <a href="stable.html">-stable branch</a>.
1.59 deraadt 94:
1.1 deraadt 95: <hr>
96:
97: <ul>
1.89 deraadt 98:
99: <li id="sshafs">
100: <strong>001: SECURITY FIX: April 22, 2002</strong>
1.61 deraadt 101: <i>All architectures</i><br>
1.89 deraadt 102: A local user can gain super-user privileges due to a buffer overflow
103: in <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
104: if AFS has been configured on the system or if
105: KerberosTgtPassing or AFSTokenPassing has been enabled
106: in the sshd_config file. Ticket and token passing is not enabled
107: by default.<br>
108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/001_sshafs.patch">
1.59 deraadt 109: A source code patch exists which remedies this problem.</a>
1.26 miod 110: <p>
1.89 deraadt 111:
112: <li id="sudo">
113: <strong>002: SECURITY FIX: April 25, 2002</strong>
1.61 deraadt 114: <i>All architectures</i><br>
1.89 deraadt 115: 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>
116: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/002_sudo.patch">
1.59 deraadt 117: A source code patch exists which remedies this problem.</a>
1.22 millert 118: <p>
1.89 deraadt 119:
120: <li id="fdalloc2">
121: <strong>003: SECURITY FIX: May 8, 2002</strong>
1.61 deraadt 122: <i>All architectures</i><br>
1.89 deraadt 123: A race condition exists where an attacker could fill the file descriptor
124: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
125: setuid or setgid process.<br>
126: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/003_fdalloc2.patch">
1.59 deraadt 127: A source code patch exists which remedies this problem.</a>
1.20 miod 128: <p>
1.89 deraadt 129:
130: <li id="sshbsdauth">
131: <strong>004: SECURITY FIX: May 22, 2002</strong>
1.61 deraadt 132: <i>All architectures</i><br>
1.89 deraadt 133: Under certain conditions, on systems using YP with netgroups in the
134: password database, it is possible that
135: <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
136: does ACL checks for the requested user name but uses the password
137: database entry of a different user for authentication. This means
138: that denied users might authenticate successfully while permitted
139: users could be locked out.<br>
140: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/004_sshbsdauth.patch">
1.59 deraadt 141: A source code patch exists which remedies this problem.</a>
1.19 miod 142: <p>
1.89 deraadt 143:
144: <li id="httpd">
145: <strong>005: SECURITY FIX: June 19, 2002</strong>
1.61 deraadt 146: <i>All architectures</i><br>
1.89 deraadt 147: A buffer overflow can occur during the interpretation of chunked
148: encoding in the http daemon, leading to possible remote crash or exploit.<br>
149: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/005_httpd.patch">
1.59 deraadt 150: A source code patch exists which remedies this problem.</a>
1.16 millert 151: <p>
1.89 deraadt 152:
153: <li id="sshd">
154: <strong>006: SECURITY FIX: June 24, 2002</strong>
1.61 deraadt 155: <i>All architectures</i><br>
1.89 deraadt 156: All versions of OpenSSH's sshd between 2.3.1 and 3.3 contain an input validation
157: error that can result in an integer overflow and privilege escalation.
158: This problem is fixed in <a href="https://www.openssh.com/openbsd.html">OpenSSH
159: 3.4</a>, and a patch for the vulnerable releases is available as part of the
160: <a href="https://www.openssh.com/txt/preauth.adv">security advisory</a>.
1.13 miod 161: <p>
1.89 deraadt 162:
163: <li id="resolver">
164: <strong>007: SECURITY FIX: June 25, 2002</strong>
1.61 deraadt 165: <i>All architectures</i><br>
1.89 deraadt 166: A potential buffer overflow in the DNS resolver has been found.<br>
167: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/007_resolver.patch">
168: A source code patch exists which remedies this problem.</a>
1.11 miod 169: <p>
1.89 deraadt 170:
171: <li id="modssl">
172: <strong>008: SECURITY FIX: June 26, 2002</strong>
1.61 deraadt 173: <i>All architectures</i><br>
1.89 deraadt 174: A buffer overflow can occur in the .htaccess parsing code in mod_ssl httpd
175: module, leading to possible remote crash or exploit.<br>
176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/008_mod_ssl.patch">
1.59 deraadt 177: A source code patch exists which remedies this problem.</a>
1.10 millert 178: <p>
1.89 deraadt 179:
180: <li id="ktrace">
181: <strong>009: SECURITY FIX: June 27, 2002</strong>
1.61 deraadt 182: <i>All architectures</i><br>
1.89 deraadt 183: 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>
184: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/009_ktrace.patch">
1.59 deraadt 185: A source code patch exists which remedies this problem.</a>
1.8 millert 186: <p>
1.89 deraadt 187:
188: <li id="isakmpd">
189: <strong>010: RELIABILITY FIX: July 5, 2002</strong>
1.61 deraadt 190: <i>All architectures</i><br>
1.89 deraadt 191: Receiving IKE payloads out of sequence can cause
192: <a href="https://man.openbsd.org/OpenBSD-3.1/isakmpd.8">isakmpd(8)</a> to crash.<br>
193: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/010_isakmpd.patch">
1.59 deraadt 194: A source code patch exists which remedies this problem.</a>
1.89 deraadt 195: <br>
196: This is the second version of the patch.
1.7 miod 197: <p>
1.89 deraadt 198:
199: <li id="pppd">
200: <strong>011: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 201: <i>All architectures</i><br>
1.89 deraadt 202: A race condition exists in the
203: <a href="https://man.openbsd.org/OpenBSD-3.1/pppd.8">pppd(8)</a>
204: daemon which may cause it to alter the file permissions of an arbitrary file.<br>
205: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/011_pppd.patch">
1.59 deraadt 206: A source code patch exists which remedies this problem.</a>
1.7 miod 207: <p>
1.89 deraadt 208:
209: <li id="xdr">
210: <strong>012: SECURITY FIX: July 29, 2002</strong>
1.61 deraadt 211: <i>All architectures</i><br>
1.5 miod 212: A buffer overflow can occur in the
1.89 deraadt 213: <a href="https://man.openbsd.org/OpenBSD-3.1/xdr_array.3">xdr_array(3)</a>
214: RPC code, leading to possible remote crash.<br>
215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/012_xdr.patch">
1.59 deraadt 216: A source code patch exists which remedies this problem.</a>
1.89 deraadt 217: <br>
218: This is the second version of the patch.
1.6 mpech 219: <p>
1.89 deraadt 220:
221: <li id="ssl">
222: <strong>013: SECURITY FIX: July 30, 2002</strong>
1.61 deraadt 223: <i>All architectures</i><br>
1.89 deraadt 224: Several remote buffer overflows can occur in the SSL2 server and SSL3 client of the
225: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a>
226: library, as in the ASN.1 parser code in the
227: <a href="https://man.openbsd.org/OpenBSD-3.1/crypto.3">crypto(3)</a>
228: library, all of them being potentially remotely exploitable.<br>
229: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/013_ssl.patch">
1.59 deraadt 230: A source code patch exists which remedies this problem.</a>
1.89 deraadt 231: <br>
232: This is the second version of the patch.
1.1 deraadt 233: <p>
1.89 deraadt 234:
1.65 bentley 235: <li id="scarg">
1.88 bentley 236: <strong>014: SECURITY FIX: August 11, 2002</strong>
1.61 deraadt 237: <i>All architectures</i><br>
1.1 deraadt 238: An insufficient boundary check in the
1.83 tb 239: <a href="https://man.openbsd.org/OpenBSD-3.1/select.2">select(2)</a>
1.1 deraadt 240: system call allows an attacker to overwrite kernel memory and execute arbitrary
241: code in kernel context.<br>
1.79 tb 242: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/014_scarg.patch">
1.59 deraadt 243: A source code patch exists which remedies this problem.</a>
1.91 schwarze 244: For more details, see the <a href="advisories/select.txt">OpenBSD advisory</a>.
1.1 deraadt 245: <p>
1.89 deraadt 246:
247: <li id="kerntime">
248: <strong>015: SECURITY FIX: October 2, 2002</strong>
1.61 deraadt 249: <i>All architectures</i><br>
1.89 deraadt 250: Incorrect argument checking in the
251: <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>
252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/015_kerntime.patch">
1.59 deraadt 253: A source code patch exists which remedies this problem.</a>
1.1 deraadt 254: <p>
1.89 deraadt 255:
256: <li id="kadmin">
257: <strong>016: SECURITY FIX: October 21, 2002</strong>
1.61 deraadt 258: <i>All architectures</i><br>
1.56 deraadt 259: A buffer overflow can occur in the
1.89 deraadt 260: <a href="https://man.openbsd.org/OpenBSD-3.1/kadmind.8">kadmind(8)</a>
261: daemon, leading to possible remote crash or exploit.<br>
262: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/016_kadmin.patch">
1.59 deraadt 263: A source code patch exists which remedies this problem.</a>
1.1 deraadt 264: <p>
1.89 deraadt 265:
266: <li id="smrsh">
267: <strong>017: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 268: <i>All architectures</i><br>
1.89 deraadt 269: An attacker can bypass the restrictions imposed by sendmail's restricted shell,
270: <a href="https://man.openbsd.org/OpenBSD-3.1/smrsh.8">smrsh(8)</a>,
271: and execute arbitrary commands with the privileges of his own account.<br>
272: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/017_smrsh.patch">
1.59 deraadt 273: A source code patch exists which remedies this problem.</a>
1.1 deraadt 274: <p>
1.89 deraadt 275:
276: <li id="kernresource">
277: <strong>018: SECURITY FIX: November 6, 2002</strong>
1.61 deraadt 278: <i>All architectures</i><br>
1.89 deraadt 279: Incorrect argument checking in the
280: <a href="https://man.openbsd.org/OpenBSD-3.1/getrlimit.2">getrlimit(2)</a>
281: system call may allow an attacker to crash the kernel.<br>
282: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/018_kernresource.patch">
1.59 deraadt 283: A source code patch exists which remedies this problem.</a>
1.1 deraadt 284: <p>
1.89 deraadt 285:
286: <li id="named">
287: <strong>019: SECURITY FIX: November 14, 2002</strong>
1.61 deraadt 288: <i>All architectures</i><br>
1.89 deraadt 289: A buffer overflow in
290: <a href="https://man.openbsd.org/OpenBSD-3.1/named.8">named(8)</a>
291: could allow an attacker to execute code with the privileges of named.
292: On OpenBSD, named runs as a non-root user in a chrooted environment
293: which mitigates the effects of this bug.<br>
294: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/019_named.patch">
1.59 deraadt 295: A source code patch exists which remedies this problem.</a>
1.1 deraadt 296: <p>
1.89 deraadt 297:
298: <li id="cvs">
299: <strong>020: SECURITY FIX: January 20, 2003</strong>
1.61 deraadt 300: <i>All architectures</i><br>
1.89 deraadt 301: A double free in
302: <a href="https://man.openbsd.org/OpenBSD-3.1/cvs.1">cvs(1)</a>
303: could allow an attacker to execute code with the privileges of the
304: user running cvs. This is only an issue when the cvs command is
305: being run on a user's behalf as a different user. This means that,
306: in most cases, the issue only exists for cvs configurations that use
307: the <em>pserver</em> client/server connection method.<br>
308: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/020_cvs.patch">
1.59 deraadt 309: A source code patch exists which remedies this problem.</a>
1.1 deraadt 310: <p>
1.89 deraadt 311:
312: <li id="ssl2">
313: <strong>021: SECURITY FIX: February 23, 2003</strong>
1.61 deraadt 314: <i>All architectures</i><br>
1.89 deraadt 315: In
316: <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
317: even if incorrect block cipher padding has been found, this is a
318: countermeasure. Also, check for negative sizes in memory allocation routines.<br>
319: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/021_ssl.patch">
320: A source code patch exists which fixes these two issues</a>.
1.1 deraadt 321: <p>
1.89 deraadt 322:
323: <li id="sendmail">
324: <strong>022: SECURITY FIX: March 3, 2003</strong>
1.61 deraadt 325: <i>All architectures</i><br>
1.89 deraadt 326: A buffer overflow in the envelope comments processing in
327: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
328: may allow an attacker to gain root privileges.<br>
329: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/022_sendmail.patch">
330: A source code patch exists which remedies this problem.</a>
1.1 deraadt 331: <p>
1.89 deraadt 332:
333: <li id="lprm">
334: <strong>023: SECURITY FIX: March 5, 2003</strong>
1.61 deraadt 335: <i>All architectures</i><br>
1.89 deraadt 336: A fix for an
337: <a href="https://man.openbsd.org/OpenBSD-3.1/lprm.1">lprm(1)</a>
338: bug made in 1996 contains an error that could lead to privilege escalation.
339: <br>
340: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/023_lprm.patch">
1.59 deraadt 341: A source code patch exists which remedies this problem.</a>
1.1 deraadt 342: <p>
1.89 deraadt 343:
344: <li id="blinding">
345: <strong>024: SECURITY FIX: March 18, 2003</strong>
1.61 deraadt 346: <i>All architectures</i><br>
1.89 deraadt 347: Various SSL and TLS operations in OpenSSL are vulnerable to timing attacks.
348: <br>
349: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/024_blinding.patch">
1.59 deraadt 350: A source code patch exists which remedies this problem.</a>
1.1 deraadt 351: <p>
1.89 deraadt 352:
353: <li id="kpr">
354: <strong>025: SECURITY FIX: March 19, 2003</strong>
1.61 deraadt 355: <i>All architectures</i><br>
1.89 deraadt 356: OpenSSL is vulnerable to an extension of the "Bleichenbacher" attack designed
357: by Czech researchers Klima, Pokorny and Rosa.
358: <br>
359: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/025_kpr.patch">
1.59 deraadt 360: A source code patch exists which remedies this problem.</a>
1.1 deraadt 361: <p>
1.89 deraadt 362:
363: <li id="kerberos">
364: <strong>026: SECURITY FIX: March 24, 2003</strong>
1.61 deraadt 365: <i>All architectures</i><br>
1.89 deraadt 366: The cryptographic weaknesses in the Kerberos v4 protocol can be exploited
367: on Kerberos v5 as well.
368: <br>
369: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/026_kerberos.patch">
1.59 deraadt 370: A source code patch exists which remedies this problem.</a>
1.1 deraadt 371: <p>
1.89 deraadt 372:
373: <li id="sendmail2">
374: <strong>027: SECURITY FIX: March 31, 2003</strong>
1.61 deraadt 375: <i>All architectures</i><br>
1.89 deraadt 376: A buffer overflow in the address parsing in
377: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
378: may allow an attacker to gain root privileges.<br>
379: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/027_sendmail.patch">
1.59 deraadt 380: A source code patch exists which remedies this problem.</a>
1.1 deraadt 381: <p>
1.77 deraadt 382:
1.1 deraadt 383: </ul>
1.57 deraadt 384:
1.66 tedu 385: <hr>
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