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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>
25: <a href="errata21.html">2.1</a>,
26: <a href="errata22.html">2.2</a>,
27: <a href="errata23.html">2.3</a>,
28: <a href="errata24.html">2.4</a>,
29: <a href="errata25.html">2.5</a>,
30: <a href="errata26.html">2.6</a>,
31: <a href="errata27.html">2.7</a>,
32: <a href="errata28.html">2.8</a>,
33: <a href="errata29.html">2.9</a>,
34: <a href="errata30.html">3.0</a>,
35: <a href="errata31.html">3.1</a>,
36: <a href="errata32.html">3.2</a>,
37: <a href="errata33.html">3.3</a>,
38: <a href="errata34.html">3.4</a>,
39: <a href="errata35.html">3.5</a>,
40: <a href="errata36.html">3.6</a>,
1.27 deraadt 41: <br>
1.1 deraadt 42: <a href="errata37.html">3.7</a>,
1.22 deraadt 43: <a href="errata39.html">3.9</a>,
1.23 deraadt 44: <a href="errata40.html">4.0</a>,
1.25 merdely 45: <a href="errata41.html">4.1</a>,
1.26 deraadt 46: <a href="errata42.html">4.2</a>,
1.27 deraadt 47: <a href="errata43.html">4.3</a>,
1.29 deraadt 48: <a href="errata44.html">4.4</a>,
1.30 deraadt 49: <a href="errata45.html">4.5</a>,
1.31 deraadt 50: <a href="errata46.html">4.6</a>,
1.33 deraadt 51: <a href="errata47.html">4.7</a>,
1.35 miod 52: <a href="errata48.html">4.8</a>,
1.36 nick 53: <a href="errata49.html">4.9</a>,
1.37 sthen 54: <a href="errata50.html">5.0</a>,
1.38 deraadt 55: <a href="errata51.html">5.1</a>,
1.39 deraadt 56: <a href="errata52.html">5.2</a>,
1.40 deraadt 57: <a href="errata53.html">5.3</a>,
1.43 deraadt 58: <br>
1.41 deraadt 59: <a href="errata54.html">5.4</a>,
1.46 jsg 60: <a href="errata55.html">5.5</a>,
1.50 deraadt 61: <a href="errata56.html">5.6</a>,
1.53 deraadt 62: <a href="errata57.html">5.7</a>,
1.54 deraadt 63: <a href="errata58.html">5.8</a>,
1.60 deraadt 64: <a href="errata59.html">5.9</a>,
1.63 tj 65: <a href="errata60.html">6.0</a>,
1.67 deraadt 66: <a href="errata61.html">6.1</a>,
1.68 deraadt 67: <a href="errata62.html">6.2</a>,
1.69 deraadt 68: <a href="errata63.html">6.3</a>,
1.70 deraadt 69: <a href="errata64.html">6.4</a>,
1.73 ! deraadt 70: <a href="errata65.html">6.5</a>,
! 71: <a href="errata66.html">6.6</a>.
1.1 deraadt 72: <hr>
73:
1.44 deraadt 74: <p>
1.63 tj 75: Patches for the OpenBSD base system are distributed as unified diffs.
76: Each patch contains usage instructions.
77: All the following patches are also available in one
78: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8.tar.gz">tar.gz file</a>
79: for convenience.
1.1 deraadt 80:
1.44 deraadt 81: <p>
1.63 tj 82: Patches for supported releases are also incorporated into the
1.64 tj 83: <a href="stable.html">-stable branch</a>.
1.44 deraadt 84:
1.1 deraadt 85: <hr>
86:
87: <ul>
88:
1.72 deraadt 89: <li id="perl">
90: <strong>001: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 91: <i>All architectures</i><br>
1.72 deraadt 92: A buffer overflow has been found in the Perl interpreter with the sprintf function which
93: may be exploitable under certain conditions.
1.19 brad 94: <br>
1.72 deraadt 95: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 96: A source code patch exists which remedies this problem.</a>
1.19 brad 97: <p>
98:
1.72 deraadt 99: <li id="fd">
100: <strong>002: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 101: <i>All architectures</i><br>
1.72 deraadt 102: Do not allow users to trick suid programs into re-opening files via /dev/fd.
103: <br>
104: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
105: A source code patch exists which remedies this problem.</a>
106: <p>
107:
108: <li id="i386pmap">
109: <strong>003: RELIABILITY FIX: January 13, 2006</strong>
110: <i>i386 architecture</i><br>
111: Change the implementation of i386 W^X so that the "execute line" can move around.
112: Before it was limited to being either at 512MB (below which all code normally
113: lands) or at the top of the stack. Now the line can float as
114: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
115: and
116: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
117: requests need it to. This is now implemented using only GDT selectors
118: instead of the LDT so that it is more robust as well.
1.17 brad 119: <br>
1.72 deraadt 120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 121: A source code patch exists which remedies this problem.</a>
1.17 brad 122: <p>
123:
1.72 deraadt 124: <li id="i386machdep">
125: <strong>004: RELIABILITY FIX: January 13, 2006</strong>
126: <i>i386 architecture</i><br>
127: Constrain
128: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
129: so even root is blocked from accessing the ioports
130: unless the machine is running at lower securelevels or with an open X11 aperture.
1.17 brad 131: <br>
1.72 deraadt 132: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 133: A source code patch exists which remedies this problem.</a>
1.17 brad 134: <p>
135:
1.72 deraadt 136: <li id="ssh">
137: <strong>005: SECURITY FIX: February 12, 2006</strong>
1.45 deraadt 138: <i>All architectures</i><br>
1.72 deraadt 139: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
140: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
141: function in
142: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
143: when performing copy operations using filenames that are supplied by the user from the command line.
144: This can be exploited to execute shell commands with privileges of the user running
145: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.17 brad 146: <br>
1.72 deraadt 147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 148: A source code patch exists which remedies this problem.</a>
1.17 brad 149: <p>
150:
1.72 deraadt 151: <li id="sendmail">
152: <strong>006: SECURITY FIX: March 25, 2006</strong>
1.45 deraadt 153: <i>All architectures</i><br>
1.72 deraadt 154: A race condition has been reported to exist in the handling by sendmail of
155: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
156: privileges of the user running sendmail, typically root.
1.13 brad 157: <br>
1.72 deraadt 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 159: A source code patch exists which remedies this problem.</a>
1.13 brad 160: <p>
161:
1.72 deraadt 162: <li id="xorg">
163: <strong>007: SECURITY FIX: May 2, 2006</strong>
1.45 deraadt 164: <i>All architectures</i><br>
1.72 deraadt 165: A security vulnerability has been found in the X.Org server --
166: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
167: Clients authorized to connect to the X server are able to crash it and to execute
168: malicious code within the X server.
1.12 brad 169: <br>
1.72 deraadt 170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 171: A source code patch exists which remedies this problem.</a>
1.12 brad 172: <p>
173:
1.72 deraadt 174: <li id="sendmail2">
175: <strong>008: SECURITY FIX: June 15, 2006</strong>
1.45 deraadt 176: <i>All architectures</i><br>
1.72 deraadt 177: A potential denial of service problem has been found in sendmail. A malformed MIME
178: message could trigger excessive recursion which will lead to stack exhaustion.
179: This denial of service attack only affects delivery of mail from the queue and
180: delivery of a malformed message. Other incoming mail is still accepted and
181: delivered. However, mail messages in the queue may not be reattempted if a
182: malformed MIME message exists.
1.11 brad 183: <br>
1.72 deraadt 184: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 185: A source code patch exists which remedies this problem.</a>
1.11 brad 186: <p>
187:
1.72 deraadt 188: <li id="httpd">
189: <strong>009: SECURITY FIX: July 30, 2006</strong>
1.45 deraadt 190: <i>All architectures</i><br>
1.72 deraadt 191: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
192: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
193: The buffer overflow may result in a vulnerability which, in combination
194: with certain types of Rewrite rules in the web server configuration files,
195: could be triggered remotely. The default install is not affected by the
196: buffer overflow. CVE-2006-3747
1.10 brad 197: <br>
1.72 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 199: A source code patch exists which remedies this problem.</a>
1.10 brad 200: <p>
201:
1.72 deraadt 202: <li id="sendmail3">
203: <strong>010: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 204: <i>All architectures</i><br>
1.72 deraadt 205: A potential denial of service problem has been found in sendmail. A message
206: with really long header lines could trigger a use-after-free bug causing
207: sendmail to crash.
1.10 brad 208: <br>
1.72 deraadt 209: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 210: A source code patch exists which remedies this problem.</a>
1.10 brad 211: <p>
212:
1.48 bentley 213: <li id="dhcpd">
1.71 bentley 214: <strong>011: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 215: <i>All architectures</i><br>
1.10 brad 216: Due to an off-by-one error in
1.66 tb 217: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 218: it is possible to cause
1.66 tb 219: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 220: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
221: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
222: <br>
1.62 tb 223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 224: A source code patch exists which remedies this problem.</a>
1.10 brad 225: <p>
226:
1.72 deraadt 227: <li id="sem">
228: <strong>012: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 229: <i>All architectures</i><br>
1.72 deraadt 230: It is possible to cause the kernel to panic when more than the default number of
231: sempahores have been allocated.
1.10 brad 232: <br>
1.72 deraadt 233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 234: A source code patch exists which remedies this problem.</a>
1.10 brad 235: <p>
236:
1.72 deraadt 237: <li id="isakmpd">
238: <strong>013: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 239: <i>All architectures</i><br>
1.72 deraadt 240: A problem in
241: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
242: caused IPsec to run partly without replay protection. If
243: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
244: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
245: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
246: replay counter.
1.9 brad 247: <br>
1.72 deraadt 248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 249: A source code patch exists which remedies this problem.</a>
1.9 brad 250: <p>
251:
1.72 deraadt 252: <li id="sppp">
253: <strong>014: SECURITY FIX: September 2, 2006</strong>
1.45 deraadt 254: <i>All architectures</i><br>
1.72 deraadt 255: Due to the failure to correctly validate LCP configuration option lengths,
256: it is possible for an attacker to send LCP packets via an
257: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
258: connection causing the kernel to panic.
259: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.7 brad 260: <br>
1.72 deraadt 261: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 262: A source code patch exists which remedies this problem.</a>
1.7 brad 263: <p>
264:
1.72 deraadt 265: <li id="bind">
266: <strong>015: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 267: <i>All architectures</i><br>
1.72 deraadt 268: Two Denial of Service issues have been found with BIND.
269: An attacker who can perform recursive lookups on a DNS server and is able
270: to send a sufficiently large number of recursive queries, or is able to
271: get the DNS server to return more than one SIG(covered) RRsets can stop
272: the functionality of the DNS service.
273: An attacker querying an authoritative DNS server serving a RFC 2535
274: DNSSEC zone may be able to crash the DNS server.
275: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
276: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.4 brad 277: <br>
1.72 deraadt 278: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 279: A source code patch exists which remedies this problem.</a>
1.6 steven 280: <p>
1.4 brad 281:
1.72 deraadt 282: <li id="openssl">
283: <strong>016: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 284: <i>All architectures</i><br>
1.72 deraadt 285: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
286: an attacker to construct an invalid signature which OpenSSL would accept as a
287: valid PKCS#1 v1.5 signature.
288: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.2 brad 289: <br>
1.72 deraadt 290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 291: A source code patch exists which remedies this problem.</a>
1.2 brad 292: <p>
293:
1.72 deraadt 294: <li id="httpd2">
295: <strong>017: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 296: <i>All architectures</i><br>
1.72 deraadt 297: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
298: does not sanitize the Expect header from an HTTP request when it is
299: reflected back in an error message, which might allow cross-site scripting (XSS)
300: style attacks.
301: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
1.1 deraadt 302: <br>
1.72 deraadt 303: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 304: A source code patch exists which remedies this problem.</a>
1.1 deraadt 305: <p>
306:
1.72 deraadt 307: <li id="openssl2">
308: <strong>018: SECURITY FIX: October 7, 2006</strong>
309: <i>All architectures</i><br>
310: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
311: structures an error condition is mishandled, possibly resulting in an infinite
312: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
313: pointer may be dereferenced in the SSL version 2 client code. In addition, many
314: applications using OpenSSL do not perform any validation of the lengths of
315: public keys being used.
316: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
317: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
318: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
319: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.1 deraadt 320: <br>
1.72 deraadt 321: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 322: A source code patch exists which remedies this problem.</a>
1.1 deraadt 323: <p>
324:
1.72 deraadt 325: <li id="systrace">
326: <strong>019: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 327: <i>All architectures</i><br>
1.72 deraadt 328: Fix for an integer overflow in
329: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
330: STRIOCREPLACE support, found by
331: Chris Evans. This could be exploited for DoS, limited kmem reads or local
332: privilege escalation.
1.1 deraadt 333: <br>
1.72 deraadt 334: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 335: A source code patch exists which remedies this problem.</a>
1.1 deraadt 336: <p>
337:
1.72 deraadt 338: <li id="ssh2">
339: <strong>020: SECURITY FIX: October 12, 2006</strong>
1.45 deraadt 340: <i>All architectures</i><br>
1.72 deraadt 341: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
342: by Tavis Ormandy) that would cause
343: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
344: to spin until the login grace time expired.
345: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
346: that could be exploited to perform a pre-authentication denial of service.
347: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
348: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.1 deraadt 349: <br>
1.72 deraadt 350: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 351: A source code patch exists which remedies this problem.</a>
1.1 deraadt 352: <p>
1.42 deraadt 353:
1.1 deraadt 354: </ul>
355:
1.49 tedu 356: <hr>
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