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