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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>,
72: <a href="errata66.html">6.6</a>.
1.1 deraadt 73: <hr>
74:
1.44 deraadt 75: <p>
1.63 tj 76: Patches for the OpenBSD base system are distributed as unified diffs.
77: Each patch contains usage instructions.
78: All the following patches are also available in one
79: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8.tar.gz">tar.gz file</a>
80: for convenience.
1.1 deraadt 81:
1.44 deraadt 82: <p>
1.63 tj 83: Patches for supported releases are also incorporated into the
1.64 tj 84: <a href="stable.html">-stable branch</a>.
1.44 deraadt 85:
1.1 deraadt 86: <hr>
87:
88: <ul>
89:
1.72 deraadt 90: <li id="perl">
91: <strong>001: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 92: <i>All architectures</i><br>
1.72 deraadt 93: A buffer overflow has been found in the Perl interpreter with the sprintf function which
94: may be exploitable under certain conditions.
1.19 brad 95: <br>
1.72 deraadt 96: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 97: A source code patch exists which remedies this problem.</a>
1.19 brad 98: <p>
99:
1.72 deraadt 100: <li id="fd">
101: <strong>002: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 102: <i>All architectures</i><br>
1.72 deraadt 103: Do not allow users to trick suid programs into re-opening files via /dev/fd.
104: <br>
105: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
106: A source code patch exists which remedies this problem.</a>
107: <p>
108:
109: <li id="i386pmap">
110: <strong>003: RELIABILITY FIX: January 13, 2006</strong>
111: <i>i386 architecture</i><br>
112: Change the implementation of i386 W^X so that the "execute line" can move around.
113: Before it was limited to being either at 512MB (below which all code normally
114: lands) or at the top of the stack. Now the line can float as
115: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
116: and
117: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
118: requests need it to. This is now implemented using only GDT selectors
119: instead of the LDT so that it is more robust as well.
1.17 brad 120: <br>
1.72 deraadt 121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 122: A source code patch exists which remedies this problem.</a>
1.17 brad 123: <p>
124:
1.72 deraadt 125: <li id="i386machdep">
126: <strong>004: RELIABILITY FIX: January 13, 2006</strong>
127: <i>i386 architecture</i><br>
128: Constrain
129: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
130: so even root is blocked from accessing the ioports
131: unless the machine is running at lower securelevels or with an open X11 aperture.
1.17 brad 132: <br>
1.72 deraadt 133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 134: A source code patch exists which remedies this problem.</a>
1.17 brad 135: <p>
136:
1.72 deraadt 137: <li id="ssh">
138: <strong>005: SECURITY FIX: February 12, 2006</strong>
1.45 deraadt 139: <i>All architectures</i><br>
1.72 deraadt 140: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
141: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
142: function in
143: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
144: when performing copy operations using filenames that are supplied by the user from the command line.
145: This can be exploited to execute shell commands with privileges of the user running
146: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.17 brad 147: <br>
1.72 deraadt 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 149: A source code patch exists which remedies this problem.</a>
1.17 brad 150: <p>
151:
1.72 deraadt 152: <li id="sendmail">
153: <strong>006: SECURITY FIX: March 25, 2006</strong>
1.45 deraadt 154: <i>All architectures</i><br>
1.72 deraadt 155: A race condition has been reported to exist in the handling by sendmail of
156: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
157: privileges of the user running sendmail, typically root.
1.13 brad 158: <br>
1.72 deraadt 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 160: A source code patch exists which remedies this problem.</a>
1.13 brad 161: <p>
162:
1.72 deraadt 163: <li id="xorg">
164: <strong>007: SECURITY FIX: May 2, 2006</strong>
1.45 deraadt 165: <i>All architectures</i><br>
1.72 deraadt 166: A security vulnerability has been found in the X.Org server --
167: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
168: Clients authorized to connect to the X server are able to crash it and to execute
169: malicious code within the X server.
1.12 brad 170: <br>
1.72 deraadt 171: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 172: A source code patch exists which remedies this problem.</a>
1.12 brad 173: <p>
174:
1.72 deraadt 175: <li id="sendmail2">
176: <strong>008: SECURITY FIX: June 15, 2006</strong>
1.45 deraadt 177: <i>All architectures</i><br>
1.72 deraadt 178: A potential denial of service problem has been found in sendmail. A malformed MIME
179: message could trigger excessive recursion which will lead to stack exhaustion.
180: This denial of service attack only affects delivery of mail from the queue and
181: delivery of a malformed message. Other incoming mail is still accepted and
182: delivered. However, mail messages in the queue may not be reattempted if a
183: malformed MIME message exists.
1.11 brad 184: <br>
1.72 deraadt 185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 186: A source code patch exists which remedies this problem.</a>
1.11 brad 187: <p>
188:
1.72 deraadt 189: <li id="httpd">
190: <strong>009: SECURITY FIX: July 30, 2006</strong>
1.45 deraadt 191: <i>All architectures</i><br>
1.72 deraadt 192: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
193: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
194: The buffer overflow may result in a vulnerability which, in combination
195: with certain types of Rewrite rules in the web server configuration files,
196: could be triggered remotely. The default install is not affected by the
197: buffer overflow. CVE-2006-3747
1.10 brad 198: <br>
1.72 deraadt 199: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 200: A source code patch exists which remedies this problem.</a>
1.10 brad 201: <p>
202:
1.72 deraadt 203: <li id="sendmail3">
204: <strong>010: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 205: <i>All architectures</i><br>
1.72 deraadt 206: A potential denial of service problem has been found in sendmail. A message
207: with really long header lines could trigger a use-after-free bug causing
208: sendmail to crash.
1.10 brad 209: <br>
1.72 deraadt 210: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 211: A source code patch exists which remedies this problem.</a>
1.10 brad 212: <p>
213:
1.48 bentley 214: <li id="dhcpd">
1.71 bentley 215: <strong>011: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 216: <i>All architectures</i><br>
1.10 brad 217: Due to an off-by-one error in
1.66 tb 218: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 219: it is possible to cause
1.66 tb 220: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 221: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
222: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
223: <br>
1.62 tb 224: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 225: A source code patch exists which remedies this problem.</a>
1.10 brad 226: <p>
227:
1.72 deraadt 228: <li id="sem">
229: <strong>012: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 230: <i>All architectures</i><br>
1.72 deraadt 231: It is possible to cause the kernel to panic when more than the default number of
232: sempahores have been allocated.
1.10 brad 233: <br>
1.72 deraadt 234: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 235: A source code patch exists which remedies this problem.</a>
1.10 brad 236: <p>
237:
1.72 deraadt 238: <li id="isakmpd">
239: <strong>013: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 240: <i>All architectures</i><br>
1.72 deraadt 241: A problem in
242: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
243: caused IPsec to run partly without replay protection. If
244: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
245: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
246: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
247: replay counter.
1.9 brad 248: <br>
1.72 deraadt 249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 250: A source code patch exists which remedies this problem.</a>
1.9 brad 251: <p>
252:
1.72 deraadt 253: <li id="sppp">
254: <strong>014: SECURITY FIX: September 2, 2006</strong>
1.45 deraadt 255: <i>All architectures</i><br>
1.72 deraadt 256: Due to the failure to correctly validate LCP configuration option lengths,
257: it is possible for an attacker to send LCP packets via an
258: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
259: connection causing the kernel to panic.
260: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.7 brad 261: <br>
1.72 deraadt 262: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 263: A source code patch exists which remedies this problem.</a>
1.7 brad 264: <p>
265:
1.72 deraadt 266: <li id="bind">
267: <strong>015: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 268: <i>All architectures</i><br>
1.72 deraadt 269: Two Denial of Service issues have been found with BIND.
270: An attacker who can perform recursive lookups on a DNS server and is able
271: to send a sufficiently large number of recursive queries, or is able to
272: get the DNS server to return more than one SIG(covered) RRsets can stop
273: the functionality of the DNS service.
274: An attacker querying an authoritative DNS server serving a RFC 2535
275: DNSSEC zone may be able to crash the DNS server.
276: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
277: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.4 brad 278: <br>
1.72 deraadt 279: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 280: A source code patch exists which remedies this problem.</a>
1.6 steven 281: <p>
1.4 brad 282:
1.72 deraadt 283: <li id="openssl">
284: <strong>016: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 285: <i>All architectures</i><br>
1.72 deraadt 286: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
287: an attacker to construct an invalid signature which OpenSSL would accept as a
288: valid PKCS#1 v1.5 signature.
289: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.2 brad 290: <br>
1.72 deraadt 291: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 292: A source code patch exists which remedies this problem.</a>
1.2 brad 293: <p>
294:
1.72 deraadt 295: <li id="httpd2">
296: <strong>017: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 297: <i>All architectures</i><br>
1.72 deraadt 298: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
299: does not sanitize the Expect header from an HTTP request when it is
300: reflected back in an error message, which might allow cross-site scripting (XSS)
301: style attacks.
302: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
1.1 deraadt 303: <br>
1.72 deraadt 304: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 305: A source code patch exists which remedies this problem.</a>
1.1 deraadt 306: <p>
307:
1.72 deraadt 308: <li id="openssl2">
309: <strong>018: SECURITY FIX: October 7, 2006</strong>
310: <i>All architectures</i><br>
311: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
312: structures an error condition is mishandled, possibly resulting in an infinite
313: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
314: pointer may be dereferenced in the SSL version 2 client code. In addition, many
315: applications using OpenSSL do not perform any validation of the lengths of
316: public keys being used.
317: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
318: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
319: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
320: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.1 deraadt 321: <br>
1.72 deraadt 322: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 323: A source code patch exists which remedies this problem.</a>
1.1 deraadt 324: <p>
325:
1.72 deraadt 326: <li id="systrace">
327: <strong>019: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 328: <i>All architectures</i><br>
1.72 deraadt 329: Fix for an integer overflow in
330: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
331: STRIOCREPLACE support, found by
332: Chris Evans. This could be exploited for DoS, limited kmem reads or local
333: privilege escalation.
1.1 deraadt 334: <br>
1.72 deraadt 335: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 336: A source code patch exists which remedies this problem.</a>
1.1 deraadt 337: <p>
338:
1.72 deraadt 339: <li id="ssh2">
340: <strong>020: SECURITY FIX: October 12, 2006</strong>
1.45 deraadt 341: <i>All architectures</i><br>
1.72 deraadt 342: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
343: by Tavis Ormandy) that would cause
344: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
345: to spin until the login grace time expired.
346: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
347: that could be exploited to perform a pre-authentication denial of service.
348: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
349: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.1 deraadt 350: <br>
1.72 deraadt 351: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 352: A source code patch exists which remedies this problem.</a>
1.1 deraadt 353: <p>
1.42 deraadt 354:
1.1 deraadt 355: </ul>
356:
1.49 tedu 357: <hr>
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