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1.43 deraadt 18: <h2><font color="#e00000">
19: OpenBSD 4.3 errata
1.1 deraadt 20: </font></h2>
21:
22: <hr>
23: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
24: <br>
25: For errata on a certain release, click below:<br>
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>,
41: <a href="errata36.html">3.6</a>,
1.9 deraadt 42: <br>
1.1 deraadt 43: <a href="errata37.html">3.7</a>,
44: <a href="errata38.html">3.8</a>,
45: <a href="errata39.html">3.9</a>,
46: <a href="errata40.html">4.0</a>,
47: <a href="errata41.html">4.1</a>,
1.9 deraadt 48: <a href="errata42.html">4.2</a>,
1.22 deraadt 49: <a href="errata44.html">4.4</a>,
1.26 deraadt 50: <a href="errata45.html">4.5</a>,
1.27 deraadt 51: <a href="errata46.html">4.6</a>,
1.29 deraadt 52: <a href="errata47.html">4.7</a>,
1.31 miod 53: <a href="errata48.html">4.8</a>,
1.32 nick 54: <a href="errata49.html">4.9</a>,
1.33 sthen 55: <a href="errata50.html">5.0</a>,
1.34 deraadt 56: <a href="errata51.html">5.1</a>,
1.35 deraadt 57: <a href="errata52.html">5.2</a>,
1.36 deraadt 58: <a href="errata53.html">5.3</a>,
1.39 deraadt 59: <br>
1.37 deraadt 60: <a href="errata54.html">5.4</a>,
1.42 jsg 61: <a href="errata55.html">5.5</a>,
1.46 deraadt 62: <a href="errata56.html">5.6</a>,
63: <a href="errata57.html">5.7</a>.
1.1 deraadt 64: <br>
65: <hr>
66:
1.28 sthen 67: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3.tar.gz">
1.1 deraadt 68: You can also fetch a tar.gz file containing all the following patches</a>.
69: This file is updated once a day.
1.40 deraadt 70: <p>
1.1 deraadt 71:
1.40 deraadt 72: The patches below are available in CVS via the
1.1 deraadt 73: <code>OPENBSD_4_3</code> <a href="stable.html">patch branch</a>.
1.40 deraadt 74: <p>
1.1 deraadt 75:
76: For more detailed information on how to install patches to OpenBSD, please
77: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.40 deraadt 78: <p>
79:
1.1 deraadt 80: <hr>
81:
82: <ul>
83:
1.44 bentley 84: <li id="013_pf">
1.41 deraadt 85: <font color="#009000"><strong>013: RELIABILITY FIX: April 11, 2009</strong></font>
86: <i>All architectures</i><br>
1.23 sthen 87: When pf attempts to perform translation on a specially crafted IP datagram,
88: a null pointer dereference will occur, resulting in a kernel panic.
89: In certain configurations this may be triggered by a remote attacker.
1.24 sthen 90: <br>
1.23 sthen 91: Restricting translation rules to protocols that are specific to the IP version
92: in use, is an effective workaround until the patch can be installed. As an
93: example, for IPv4 nat/binat/rdr rules you can use:
94: <pre>
95: nat/rdr ... inet proto { tcp udp icmp } ...
96: </pre>
97: Or for IPv6 nat/binat/rdr rules you can use:
98: <pre>
99: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
100: </pre>
1.28 sthen 101: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch">
1.40 deraadt 102: A source code patch exists which remedies this problem.</a>
1.23 sthen 103: <p>
104:
1.44 bentley 105: <li id="012_openssl">
1.41 deraadt 106: <font color="#009000"><strong>012: RELIABILITY FIX: April 8, 2009</strong></font>
107: <i>All architectures</i><br>
1.20 djm 108: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.25 tobias 109: accesses through the use of certain invalid strings
1.20 djm 110: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
111: or under certain error conditions triggerable by invalid ASN.1 structures
112: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
113: These vulnerabilities could be exploited to achieve a
114: denial-of-service. A more detailed description of these problems is available
115: in the
116: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
117: Checking During CMS verification" relates to code not enabled in OpenBSD.
118: <br>
1.28 sthen 119: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch">
1.40 deraadt 120: A source code patch exists which remedies this problem.</a>
1.20 djm 121: <p>
122:
1.44 bentley 123: <li id="011_sudo">
1.41 deraadt 124: <font color="#009000"><strong>011: SECURITY FIX: February 22, 2009</strong></font>
125: <i>All architectures</i><br>
1.19 millert 126: sudo(8) may allow a user listed in the sudoers file to run a command
127: as a different user than their access rule specifies when a Unix
128: group is used in the RunAs portion of the rule. The bug only manifests
129: when the user being granted privileges is also a member of the group
130: in the RunAs portion of the rule.
131: <br>
1.28 sthen 132: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch">
1.40 deraadt 133: A source code patch exists which remedies this problem.</a>
1.19 millert 134: <p>
135:
1.44 bentley 136: <li id="010_bgpd">
1.41 deraadt 137: <font color="#009000"><strong>010: RELIABILITY FIX: February 18, 2009</strong></font>
138: <i>All architectures</i><br>
1.18 claudio 139: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
140: the process to terminate because of the resulting corrupt path.
141: <br>
1.28 sthen 142: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch">
1.40 deraadt 143: A source code patch exists which remedies this problem.</a>
1.18 claudio 144: <p>
145:
1.44 bentley 146: <li id="009_bgpd">
1.41 deraadt 147: <font color="#009000"><strong>009: RELIABILITY FIX: January 30, 2009</strong></font>
148: <i>All architectures</i><br>
1.16 claudio 149: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
150: adhering to the RFCs - closed the session to the neighbor.
151: This error in the specification allowed 3rd parties to close remote BGP
152: sessions.
153: In the worst case Internet connectivity could be lost.
154: <br>
1.28 sthen 155: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch">
1.40 deraadt 156: A source code patch exists which remedies this problem.</a>
1.16 claudio 157: <p>
158:
1.44 bentley 159: <li id="008_bind">
1.41 deraadt 160: <font color="#009000"><strong>008: SECURITY FIX: January 14, 2009</strong></font>
161: <i>All architectures</i><br>
1.14 djm 162: named(8) did not correctly check the return value of a DSA verification
163: function, potentially allowing bypass of verification of DNSSEC DSA
164: signatures.
165: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
166: <br>
1.28 sthen 167: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch">
1.40 deraadt 168: A source code patch exists which remedies this problem.</a>
1.14 djm 169: <p>
170:
1.44 bentley 171: <li id="007_openssl">
1.41 deraadt 172: <font color="#009000"><strong>007: SECURITY FIX: January 9, 2009</strong></font>
173: <i>All architectures</i><br>
1.13 djm 174: The OpenSSL libraries did not correctly check the return value from
1.17 miod 175: certain verification functions, allowing validation to be bypassed and
1.13 djm 176: permitting a remote attacker to conduct a "man in the middle attack"
177: against SSL/TLS connections if the server is configured with a DSA or ECDSA
178: certificate.
179: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5077">CVE-2008-5077</a>.
180: <br>
1.28 sthen 181: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/007_openssl.patch">
1.40 deraadt 182: A source code patch exists which remedies this problem.</a>
1.13 djm 183: <p>
184:
1.44 bentley 185: <li id="006_ndp">
1.41 deraadt 186: <font color="#009000"><strong>006: SECURITY FIX: October 2, 2008</strong></font>
187: <i>All architectures</i><br>
1.11 brad 188: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
189: solicitation requests maybe allowing a nearby attacker to intercept traffic.
190: The attacker must have IPv6 connectivity to the same router as their target for
191: this vulnerability to be exploited.
1.12 brad 192: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.11 brad 193: <br>
1.28 sthen 194: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch">
1.40 deraadt 195: A source code patch exists which remedies this problem.</a>
1.11 brad 196: <p>
197:
1.44 bentley 198: <li id="005_pcb">
1.41 deraadt 199: <font color="#009000"><strong>005: RELIABILITY FIX: July 29, 2008</strong></font>
200: <i>All architectures</i><br>
1.37 deraadt 201: Some kinds of IPv6 usage would leak kernel memory (in particular, this path
202: was exercised by the named(8) patch for port randomization). Since INET6 is
1.7 jdixon 203: enabled by default, this condition affects all systems.
204: <br>
1.28 sthen 205: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch">
1.40 deraadt 206: A source code patch exists which remedies this problem.</a>
1.7 jdixon 207: <p>
208:
1.44 bentley 209: <li id="004_bind">
1.41 deraadt 210: <font color="#009000"><strong>004: SECURITY FIX: July 23, 2008</strong></font>
211: <i>All architectures</i><br>
1.6 brad 212: <strong>2nd revision, July 23, 2008</strong><br>
1.5 brad 213: A vulnerability has been found with BIND. An attacker could use this vulnerability
214: to poison the cache of a recursive resolving name server.
215: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>.
216: <br>
1.28 sthen 217: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch">
1.40 deraadt 218: A source code patch exists which remedies this problem.</a>
1.5 brad 219: <p>
220:
1.44 bentley 221: <li id="003_xorg">
1.41 deraadt 222: <font color="#009000"><strong>003: SECURITY FIX: July 15, 2008</strong></font>
223: <i>All architectures</i><br>
1.4 brad 224: Multiple vulnerabilities have been discovered in X.Org.<br>
225: RENDER Extension heap buffer overflow,
226: RENDER Extension crash,
227: RENDER Extension memory corruption,
228: MIT-SHM arbitrary memory read,
229: RECORD and Security extensions memory corruption.
1.5 brad 230: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>,
231: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>,
232: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>,
233: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>,
234: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>.
1.4 brad 235: <br>
1.28 sthen 236: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch">
1.40 deraadt 237: A source code patch exists which remedies this problem.</a>
1.4 brad 238: <p>
239:
1.44 bentley 240: <li id="002_openssh2">
1.41 deraadt 241: <font color="#009000"><strong>002: SECURITY FIX: April 3, 2008</strong></font>
242: <i>All architectures</i><br>
1.3 brad 243: Avoid possible hijacking of X11-forwarded connections with sshd(8)
244: by refusing to listen on a port unless all address families bind
245: successfully.<br>
1.28 sthen 246: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch">
1.40 deraadt 247: A source code patch exists which remedies this problem.</a>
1.3 brad 248: <p>
249:
1.44 bentley 250: <li id="001_openssh">
1.41 deraadt 251: <font color="#009000"><strong>001: SECURITY FIX: March 30, 2008</strong></font>
252: <i>All architectures</i><br>
1.2 brad 253: sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em>
254: directive was in effect, allowing users with write access to this file to
255: execute arbitrary commands. This behaviour was documented, but was an unsafe
256: default and an extra hassle for administrators.<br>
1.28 sthen 257: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch">
1.40 deraadt 258: A source code patch exists which remedies this problem.</a>
1.2 brad 259: <p>
1.1 deraadt 260:
261: </ul>
262:
1.45 tedu 263: <hr>
264:
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