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