Annotation of www/errata38.html, Revision 1.75
1.71 bentley 1: <!doctype html>
2: <html lang=en id=errata>
3: <meta charset=utf-8>
4:
1.59 tj 5: <title>OpenBSD 3.8 Errata</title>
1.1 deraadt 6: <meta name="description" content="the OpenBSD CD errata page">
1.57 deraadt 7: <meta name="viewport" content="width=device-width, initial-scale=1">
8: <link rel="stylesheet" type="text/css" href="openbsd.css">
1.61 tb 9: <link rel="canonical" href="https://www.openbsd.org/errata38.html">
1.1 deraadt 10:
1.47 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
15:
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>,
! 73: <a href="errata67.html">6.7</a>.
1.1 deraadt 74: <hr>
75:
1.44 deraadt 76: <p>
1.63 tj 77: Patches for the OpenBSD base system are distributed as unified diffs.
78: Each patch contains usage instructions.
79: All the following patches are also available in one
80: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8.tar.gz">tar.gz file</a>
81: for convenience.
1.1 deraadt 82:
1.44 deraadt 83: <p>
1.63 tj 84: Patches for supported releases are also incorporated into the
1.64 tj 85: <a href="stable.html">-stable branch</a>.
1.44 deraadt 86:
1.1 deraadt 87: <hr>
88:
89: <ul>
90:
1.72 deraadt 91: <li id="perl">
92: <strong>001: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 93: <i>All architectures</i><br>
1.72 deraadt 94: A buffer overflow has been found in the Perl interpreter with the sprintf function which
95: may be exploitable under certain conditions.
1.19 brad 96: <br>
1.72 deraadt 97: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 98: A source code patch exists which remedies this problem.</a>
1.19 brad 99: <p>
100:
1.72 deraadt 101: <li id="fd">
102: <strong>002: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 103: <i>All architectures</i><br>
1.72 deraadt 104: Do not allow users to trick suid programs into re-opening files via /dev/fd.
105: <br>
106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
107: A source code patch exists which remedies this problem.</a>
108: <p>
109:
110: <li id="i386pmap">
111: <strong>003: RELIABILITY FIX: January 13, 2006</strong>
112: <i>i386 architecture</i><br>
113: Change the implementation of i386 W^X so that the "execute line" can move around.
114: Before it was limited to being either at 512MB (below which all code normally
115: lands) or at the top of the stack. Now the line can float as
116: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
117: and
118: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
119: requests need it to. This is now implemented using only GDT selectors
120: instead of the LDT so that it is more robust as well.
1.17 brad 121: <br>
1.72 deraadt 122: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 123: A source code patch exists which remedies this problem.</a>
1.17 brad 124: <p>
125:
1.72 deraadt 126: <li id="i386machdep">
127: <strong>004: RELIABILITY FIX: January 13, 2006</strong>
128: <i>i386 architecture</i><br>
129: Constrain
130: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
131: so even root is blocked from accessing the ioports
132: unless the machine is running at lower securelevels or with an open X11 aperture.
1.17 brad 133: <br>
1.72 deraadt 134: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 135: A source code patch exists which remedies this problem.</a>
1.17 brad 136: <p>
137:
1.72 deraadt 138: <li id="ssh">
139: <strong>005: SECURITY FIX: February 12, 2006</strong>
1.45 deraadt 140: <i>All architectures</i><br>
1.72 deraadt 141: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
142: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
143: function in
144: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
145: when performing copy operations using filenames that are supplied by the user from the command line.
146: This can be exploited to execute shell commands with privileges of the user running
147: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.17 brad 148: <br>
1.72 deraadt 149: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 150: A source code patch exists which remedies this problem.</a>
1.17 brad 151: <p>
152:
1.72 deraadt 153: <li id="sendmail">
154: <strong>006: SECURITY FIX: March 25, 2006</strong>
1.45 deraadt 155: <i>All architectures</i><br>
1.72 deraadt 156: A race condition has been reported to exist in the handling by sendmail of
157: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
158: privileges of the user running sendmail, typically root.
1.13 brad 159: <br>
1.72 deraadt 160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 161: A source code patch exists which remedies this problem.</a>
1.13 brad 162: <p>
163:
1.72 deraadt 164: <li id="xorg">
165: <strong>007: SECURITY FIX: May 2, 2006</strong>
1.45 deraadt 166: <i>All architectures</i><br>
1.72 deraadt 167: A security vulnerability has been found in the X.Org server --
168: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
169: Clients authorized to connect to the X server are able to crash it and to execute
170: malicious code within the X server.
1.12 brad 171: <br>
1.72 deraadt 172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 173: A source code patch exists which remedies this problem.</a>
1.12 brad 174: <p>
175:
1.72 deraadt 176: <li id="sendmail2">
177: <strong>008: SECURITY FIX: June 15, 2006</strong>
1.45 deraadt 178: <i>All architectures</i><br>
1.72 deraadt 179: A potential denial of service problem has been found in sendmail. A malformed MIME
180: message could trigger excessive recursion which will lead to stack exhaustion.
181: This denial of service attack only affects delivery of mail from the queue and
182: delivery of a malformed message. Other incoming mail is still accepted and
183: delivered. However, mail messages in the queue may not be reattempted if a
184: malformed MIME message exists.
1.11 brad 185: <br>
1.72 deraadt 186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 187: A source code patch exists which remedies this problem.</a>
1.11 brad 188: <p>
189:
1.72 deraadt 190: <li id="httpd">
191: <strong>009: SECURITY FIX: July 30, 2006</strong>
1.45 deraadt 192: <i>All architectures</i><br>
1.72 deraadt 193: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
194: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
195: The buffer overflow may result in a vulnerability which, in combination
196: with certain types of Rewrite rules in the web server configuration files,
197: could be triggered remotely. The default install is not affected by the
198: buffer overflow. CVE-2006-3747
1.10 brad 199: <br>
1.72 deraadt 200: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 201: A source code patch exists which remedies this problem.</a>
1.10 brad 202: <p>
203:
1.72 deraadt 204: <li id="sendmail3">
205: <strong>010: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 206: <i>All architectures</i><br>
1.72 deraadt 207: A potential denial of service problem has been found in sendmail. A message
208: with really long header lines could trigger a use-after-free bug causing
209: sendmail to crash.
1.10 brad 210: <br>
1.72 deraadt 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 212: A source code patch exists which remedies this problem.</a>
1.10 brad 213: <p>
214:
1.48 bentley 215: <li id="dhcpd">
1.71 bentley 216: <strong>011: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 217: <i>All architectures</i><br>
1.10 brad 218: Due to an off-by-one error in
1.66 tb 219: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 220: it is possible to cause
1.66 tb 221: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 222: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
223: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
224: <br>
1.62 tb 225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 226: A source code patch exists which remedies this problem.</a>
1.10 brad 227: <p>
228:
1.72 deraadt 229: <li id="sem">
230: <strong>012: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 231: <i>All architectures</i><br>
1.72 deraadt 232: It is possible to cause the kernel to panic when more than the default number of
233: sempahores have been allocated.
1.10 brad 234: <br>
1.72 deraadt 235: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 236: A source code patch exists which remedies this problem.</a>
1.10 brad 237: <p>
238:
1.72 deraadt 239: <li id="isakmpd">
240: <strong>013: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 241: <i>All architectures</i><br>
1.72 deraadt 242: A problem in
243: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
244: caused IPsec to run partly without replay protection. If
245: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
246: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
247: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
248: replay counter.
1.9 brad 249: <br>
1.72 deraadt 250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 251: A source code patch exists which remedies this problem.</a>
1.9 brad 252: <p>
253:
1.72 deraadt 254: <li id="sppp">
255: <strong>014: SECURITY FIX: September 2, 2006</strong>
1.45 deraadt 256: <i>All architectures</i><br>
1.72 deraadt 257: Due to the failure to correctly validate LCP configuration option lengths,
258: it is possible for an attacker to send LCP packets via an
259: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
260: connection causing the kernel to panic.
261: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.7 brad 262: <br>
1.72 deraadt 263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 264: A source code patch exists which remedies this problem.</a>
1.7 brad 265: <p>
266:
1.72 deraadt 267: <li id="bind">
268: <strong>015: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 269: <i>All architectures</i><br>
1.72 deraadt 270: Two Denial of Service issues have been found with BIND.
271: An attacker who can perform recursive lookups on a DNS server and is able
272: to send a sufficiently large number of recursive queries, or is able to
273: get the DNS server to return more than one SIG(covered) RRsets can stop
274: the functionality of the DNS service.
275: An attacker querying an authoritative DNS server serving a RFC 2535
276: DNSSEC zone may be able to crash the DNS server.
277: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
278: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.4 brad 279: <br>
1.72 deraadt 280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 281: A source code patch exists which remedies this problem.</a>
1.6 steven 282: <p>
1.4 brad 283:
1.72 deraadt 284: <li id="openssl">
285: <strong>016: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 286: <i>All architectures</i><br>
1.72 deraadt 287: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
288: an attacker to construct an invalid signature which OpenSSL would accept as a
289: valid PKCS#1 v1.5 signature.
290: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.2 brad 291: <br>
1.72 deraadt 292: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 293: A source code patch exists which remedies this problem.</a>
1.2 brad 294: <p>
295:
1.72 deraadt 296: <li id="httpd2">
297: <strong>017: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 298: <i>All architectures</i><br>
1.72 deraadt 299: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
300: does not sanitize the Expect header from an HTTP request when it is
301: reflected back in an error message, which might allow cross-site scripting (XSS)
302: style attacks.
303: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
1.1 deraadt 304: <br>
1.72 deraadt 305: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 306: A source code patch exists which remedies this problem.</a>
1.1 deraadt 307: <p>
308:
1.72 deraadt 309: <li id="openssl2">
310: <strong>018: SECURITY FIX: October 7, 2006</strong>
311: <i>All architectures</i><br>
312: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
313: structures an error condition is mishandled, possibly resulting in an infinite
314: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
315: pointer may be dereferenced in the SSL version 2 client code. In addition, many
316: applications using OpenSSL do not perform any validation of the lengths of
317: public keys being used.
318: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
319: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
320: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
321: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.1 deraadt 322: <br>
1.72 deraadt 323: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 324: A source code patch exists which remedies this problem.</a>
1.1 deraadt 325: <p>
326:
1.72 deraadt 327: <li id="systrace">
328: <strong>019: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 329: <i>All architectures</i><br>
1.72 deraadt 330: Fix for an integer overflow in
331: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
332: STRIOCREPLACE support, found by
333: Chris Evans. This could be exploited for DoS, limited kmem reads or local
334: privilege escalation.
1.1 deraadt 335: <br>
1.72 deraadt 336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 337: A source code patch exists which remedies this problem.</a>
1.1 deraadt 338: <p>
339:
1.72 deraadt 340: <li id="ssh2">
341: <strong>020: SECURITY FIX: October 12, 2006</strong>
1.45 deraadt 342: <i>All architectures</i><br>
1.72 deraadt 343: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
344: by Tavis Ormandy) that would cause
345: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
346: to spin until the login grace time expired.
347: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
348: that could be exploited to perform a pre-authentication denial of service.
349: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
350: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.1 deraadt 351: <br>
1.72 deraadt 352: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 353: A source code patch exists which remedies this problem.</a>
1.1 deraadt 354: <p>
1.42 deraadt 355:
1.1 deraadt 356: </ul>
357:
1.49 tedu 358: <hr>
![[BACK]](/icons/back.gif){kind=icon}
Return to errata38.html CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / www