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