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