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1.1 deraadt 16:
1.71 bentley 17: <h2 id=OpenBSD>
1.57 deraadt 18: <a href="index.html">
1.71 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.8 Errata
1.59 tj 21: </h2>
1.57 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.74 schwarze 25: <a href="errata20.html">2.0</a>,
1.1 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>,
36: <a href="errata31.html">3.1</a>,
37: <a href="errata32.html">3.2</a>,
38: <a href="errata33.html">3.3</a>,
39: <a href="errata34.html">3.4</a>,
40: <a href="errata35.html">3.5</a>,
1.74 schwarze 41: <br>
1.1 deraadt 42: <a href="errata36.html">3.6</a>,
43: <a href="errata37.html">3.7</a>,
1.22 deraadt 44: <a href="errata39.html">3.9</a>,
1.23 deraadt 45: <a href="errata40.html">4.0</a>,
1.25 merdely 46: <a href="errata41.html">4.1</a>,
1.26 deraadt 47: <a href="errata42.html">4.2</a>,
1.27 deraadt 48: <a href="errata43.html">4.3</a>,
1.29 deraadt 49: <a href="errata44.html">4.4</a>,
1.30 deraadt 50: <a href="errata45.html">4.5</a>,
1.31 deraadt 51: <a href="errata46.html">4.6</a>,
1.33 deraadt 52: <a href="errata47.html">4.7</a>,
1.35 miod 53: <a href="errata48.html">4.8</a>,
1.36 nick 54: <a href="errata49.html">4.9</a>,
1.37 sthen 55: <a href="errata50.html">5.0</a>,
1.38 deraadt 56: <a href="errata51.html">5.1</a>,
1.39 deraadt 57: <a href="errata52.html">5.2</a>,
1.74 schwarze 58: <br>
1.40 deraadt 59: <a href="errata53.html">5.3</a>,
1.41 deraadt 60: <a href="errata54.html">5.4</a>,
1.46 jsg 61: <a href="errata55.html">5.5</a>,
1.50 deraadt 62: <a href="errata56.html">5.6</a>,
1.53 deraadt 63: <a href="errata57.html">5.7</a>,
1.54 deraadt 64: <a href="errata58.html">5.8</a>,
1.60 deraadt 65: <a href="errata59.html">5.9</a>,
1.63 tj 66: <a href="errata60.html">6.0</a>,
1.67 deraadt 67: <a href="errata61.html">6.1</a>,
1.68 deraadt 68: <a href="errata62.html">6.2</a>,
1.69 deraadt 69: <a href="errata63.html">6.3</a>,
1.70 deraadt 70: <a href="errata64.html">6.4</a>,
1.73 deraadt 71: <a href="errata65.html">6.5</a>,
1.75 deraadt 72: <a href="errata66.html">6.6</a>,
1.76 deraadt 73: <a href="errata67.html">6.7</a>,
1.78 ! deraadt 74: <a href="errata68.html">6.8</a>,
! 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
1.44 deraadt 78: <p>
1.63 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/3.8.tar.gz">tar.gz file</a>
83: for convenience.
1.1 deraadt 84:
1.44 deraadt 85: <p>
1.63 tj 86: Patches for supported releases are also incorporated into the
1.64 tj 87: <a href="stable.html">-stable branch</a>.
1.44 deraadt 88:
1.1 deraadt 89: <hr>
90:
91: <ul>
92:
1.72 deraadt 93: <li id="perl">
94: <strong>001: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 95: <i>All architectures</i><br>
1.72 deraadt 96: A buffer overflow has been found in the Perl interpreter with the sprintf function which
97: may be exploitable under certain conditions.
1.19 brad 98: <br>
1.72 deraadt 99: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 100: A source code patch exists which remedies this problem.</a>
1.19 brad 101: <p>
102:
1.72 deraadt 103: <li id="fd">
104: <strong>002: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 105: <i>All architectures</i><br>
1.72 deraadt 106: Do not allow users to trick suid programs into re-opening files via /dev/fd.
107: <br>
108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
109: A source code patch exists which remedies this problem.</a>
110: <p>
111:
112: <li id="i386pmap">
113: <strong>003: RELIABILITY FIX: January 13, 2006</strong>
114: <i>i386 architecture</i><br>
115: Change the implementation of i386 W^X so that the "execute line" can move around.
116: Before it was limited to being either at 512MB (below which all code normally
117: lands) or at the top of the stack. Now the line can float as
118: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
119: and
120: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
121: requests need it to. This is now implemented using only GDT selectors
122: instead of the LDT so that it is more robust as well.
1.17 brad 123: <br>
1.72 deraadt 124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 125: A source code patch exists which remedies this problem.</a>
1.17 brad 126: <p>
127:
1.72 deraadt 128: <li id="i386machdep">
129: <strong>004: RELIABILITY FIX: January 13, 2006</strong>
130: <i>i386 architecture</i><br>
131: Constrain
132: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
133: so even root is blocked from accessing the ioports
134: unless the machine is running at lower securelevels or with an open X11 aperture.
1.17 brad 135: <br>
1.72 deraadt 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 137: A source code patch exists which remedies this problem.</a>
1.17 brad 138: <p>
139:
1.72 deraadt 140: <li id="ssh">
141: <strong>005: SECURITY FIX: February 12, 2006</strong>
1.45 deraadt 142: <i>All architectures</i><br>
1.72 deraadt 143: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
144: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
145: function in
146: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
147: when performing copy operations using filenames that are supplied by the user from the command line.
148: This can be exploited to execute shell commands with privileges of the user running
149: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.17 brad 150: <br>
1.72 deraadt 151: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 152: A source code patch exists which remedies this problem.</a>
1.17 brad 153: <p>
154:
1.72 deraadt 155: <li id="sendmail">
156: <strong>006: SECURITY FIX: March 25, 2006</strong>
1.45 deraadt 157: <i>All architectures</i><br>
1.72 deraadt 158: A race condition has been reported to exist in the handling by sendmail of
159: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
160: privileges of the user running sendmail, typically root.
1.13 brad 161: <br>
1.72 deraadt 162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 163: A source code patch exists which remedies this problem.</a>
1.13 brad 164: <p>
165:
1.72 deraadt 166: <li id="xorg">
167: <strong>007: SECURITY FIX: May 2, 2006</strong>
1.45 deraadt 168: <i>All architectures</i><br>
1.72 deraadt 169: A security vulnerability has been found in the X.Org server --
170: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
171: Clients authorized to connect to the X server are able to crash it and to execute
172: malicious code within the X server.
1.12 brad 173: <br>
1.72 deraadt 174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 175: A source code patch exists which remedies this problem.</a>
1.12 brad 176: <p>
177:
1.72 deraadt 178: <li id="sendmail2">
179: <strong>008: SECURITY FIX: June 15, 2006</strong>
1.45 deraadt 180: <i>All architectures</i><br>
1.72 deraadt 181: A potential denial of service problem has been found in sendmail. A malformed MIME
182: message could trigger excessive recursion which will lead to stack exhaustion.
183: This denial of service attack only affects delivery of mail from the queue and
184: delivery of a malformed message. Other incoming mail is still accepted and
185: delivered. However, mail messages in the queue may not be reattempted if a
186: malformed MIME message exists.
1.11 brad 187: <br>
1.72 deraadt 188: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 189: A source code patch exists which remedies this problem.</a>
1.11 brad 190: <p>
191:
1.72 deraadt 192: <li id="httpd">
193: <strong>009: SECURITY FIX: July 30, 2006</strong>
1.45 deraadt 194: <i>All architectures</i><br>
1.72 deraadt 195: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
196: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
197: The buffer overflow may result in a vulnerability which, in combination
198: with certain types of Rewrite rules in the web server configuration files,
199: could be triggered remotely. The default install is not affected by the
200: buffer overflow. CVE-2006-3747
1.10 brad 201: <br>
1.72 deraadt 202: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 203: A source code patch exists which remedies this problem.</a>
1.10 brad 204: <p>
205:
1.72 deraadt 206: <li id="sendmail3">
207: <strong>010: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 208: <i>All architectures</i><br>
1.72 deraadt 209: A potential denial of service problem has been found in sendmail. A message
210: with really long header lines could trigger a use-after-free bug causing
211: sendmail to crash.
1.10 brad 212: <br>
1.72 deraadt 213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 214: A source code patch exists which remedies this problem.</a>
1.10 brad 215: <p>
216:
1.48 bentley 217: <li id="dhcpd">
1.71 bentley 218: <strong>011: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 219: <i>All architectures</i><br>
1.10 brad 220: Due to an off-by-one error in
1.66 tb 221: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 222: it is possible to cause
1.66 tb 223: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 224: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
225: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
226: <br>
1.62 tb 227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 228: A source code patch exists which remedies this problem.</a>
1.10 brad 229: <p>
230:
1.72 deraadt 231: <li id="sem">
232: <strong>012: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 233: <i>All architectures</i><br>
1.72 deraadt 234: It is possible to cause the kernel to panic when more than the default number of
1.77 jsg 235: semaphores have been allocated.
1.10 brad 236: <br>
1.72 deraadt 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 238: A source code patch exists which remedies this problem.</a>
1.10 brad 239: <p>
240:
1.72 deraadt 241: <li id="isakmpd">
242: <strong>013: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 243: <i>All architectures</i><br>
1.72 deraadt 244: A problem in
245: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
246: caused IPsec to run partly without replay protection. If
247: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
248: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
249: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
250: replay counter.
1.9 brad 251: <br>
1.72 deraadt 252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 253: A source code patch exists which remedies this problem.</a>
1.9 brad 254: <p>
255:
1.72 deraadt 256: <li id="sppp">
257: <strong>014: SECURITY FIX: September 2, 2006</strong>
1.45 deraadt 258: <i>All architectures</i><br>
1.72 deraadt 259: Due to the failure to correctly validate LCP configuration option lengths,
260: it is possible for an attacker to send LCP packets via an
261: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
262: connection causing the kernel to panic.
263: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.7 brad 264: <br>
1.72 deraadt 265: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 266: A source code patch exists which remedies this problem.</a>
1.7 brad 267: <p>
268:
1.72 deraadt 269: <li id="bind">
270: <strong>015: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 271: <i>All architectures</i><br>
1.72 deraadt 272: Two Denial of Service issues have been found with BIND.
273: An attacker who can perform recursive lookups on a DNS server and is able
274: to send a sufficiently large number of recursive queries, or is able to
275: get the DNS server to return more than one SIG(covered) RRsets can stop
276: the functionality of the DNS service.
277: An attacker querying an authoritative DNS server serving a RFC 2535
278: DNSSEC zone may be able to crash the DNS server.
279: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
280: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.4 brad 281: <br>
1.72 deraadt 282: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 283: A source code patch exists which remedies this problem.</a>
1.6 steven 284: <p>
1.4 brad 285:
1.72 deraadt 286: <li id="openssl">
287: <strong>016: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 288: <i>All architectures</i><br>
1.72 deraadt 289: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
290: an attacker to construct an invalid signature which OpenSSL would accept as a
291: valid PKCS#1 v1.5 signature.
292: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.2 brad 293: <br>
1.72 deraadt 294: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 295: A source code patch exists which remedies this problem.</a>
1.2 brad 296: <p>
297:
1.72 deraadt 298: <li id="httpd2">
299: <strong>017: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 300: <i>All architectures</i><br>
1.72 deraadt 301: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
302: does not sanitize the Expect header from an HTTP request when it is
303: reflected back in an error message, which might allow cross-site scripting (XSS)
304: style attacks.
305: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
1.1 deraadt 306: <br>
1.72 deraadt 307: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 308: A source code patch exists which remedies this problem.</a>
1.1 deraadt 309: <p>
310:
1.72 deraadt 311: <li id="openssl2">
312: <strong>018: SECURITY FIX: October 7, 2006</strong>
313: <i>All architectures</i><br>
314: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
315: structures an error condition is mishandled, possibly resulting in an infinite
316: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
317: pointer may be dereferenced in the SSL version 2 client code. In addition, many
318: applications using OpenSSL do not perform any validation of the lengths of
319: public keys being used.
320: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
321: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
322: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
323: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.1 deraadt 324: <br>
1.72 deraadt 325: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 326: A source code patch exists which remedies this problem.</a>
1.1 deraadt 327: <p>
328:
1.72 deraadt 329: <li id="systrace">
330: <strong>019: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 331: <i>All architectures</i><br>
1.72 deraadt 332: Fix for an integer overflow in
333: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
334: STRIOCREPLACE support, found by
335: Chris Evans. This could be exploited for DoS, limited kmem reads or local
336: privilege escalation.
1.1 deraadt 337: <br>
1.72 deraadt 338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 deraadt 340: <p>
341:
1.72 deraadt 342: <li id="ssh2">
343: <strong>020: SECURITY FIX: October 12, 2006</strong>
1.45 deraadt 344: <i>All architectures</i><br>
1.72 deraadt 345: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
346: by Tavis Ormandy) that would cause
347: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
348: to spin until the login grace time expired.
349: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
350: that could be exploited to perform a pre-authentication denial of service.
351: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
352: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.1 deraadt 353: <br>
1.72 deraadt 354: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 355: A source code patch exists which remedies this problem.</a>
1.1 deraadt 356: <p>
1.42 deraadt 357:
1.1 deraadt 358: </ul>
359:
1.49 tedu 360: <hr>
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