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