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15: <h2><font color="#0000e0">
16: This is the OpenBSD 4.3 release errata & patch list:
17:
18: </font></h2>
19:
20: <hr>
21: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
22: <br>
23: For errata on a certain release, click below:<br>
24: <a href="errata21.html">2.1</a>,
25: <a href="errata22.html">2.2</a>,
26: <a href="errata23.html">2.3</a>,
27: <a href="errata24.html">2.4</a>,
28: <a href="errata25.html">2.5</a>,
29: <a href="errata26.html">2.6</a>,
30: <a href="errata27.html">2.7</a>,
31: <a href="errata28.html">2.8</a>,
32: <a href="errata29.html">2.9</a>,
33: <a href="errata30.html">3.0</a>,
34: <a href="errata31.html">3.1</a>,
35: <a href="errata32.html">3.2</a>,
36: <a href="errata33.html">3.3</a>,
37: <a href="errata34.html">3.4</a>,
38: <a href="errata35.html">3.5</a>,
39: <a href="errata36.html">3.6</a>,
1.9 deraadt 40: <br>
1.1 deraadt 41: <a href="errata37.html">3.7</a>,
42: <a href="errata38.html">3.8</a>,
43: <a href="errata39.html">3.9</a>,
44: <a href="errata40.html">4.0</a>,
45: <a href="errata41.html">4.1</a>,
1.9 deraadt 46: <a href="errata42.html">4.2</a>,
1.22 deraadt 47: <a href="errata44.html">4.4</a>,
1.26 deraadt 48: <a href="errata45.html">4.5</a>,
1.27 deraadt 49: <a href="errata46.html">4.6</a>,
1.29 deraadt 50: <a href="errata47.html">4.7</a>,
1.31 miod 51: <a href="errata48.html">4.8</a>,
1.32 nick 52: <a href="errata49.html">4.9</a>,
1.33 sthen 53: <a href="errata50.html">5.0</a>,
1.34 deraadt 54: <a href="errata51.html">5.1</a>,
1.35 deraadt 55: <a href="errata52.html">5.2</a>,
1.36 deraadt 56: <a href="errata53.html">5.3</a>,
1.39 deraadt 57: <br>
1.37 deraadt 58: <a href="errata54.html">5.4</a>,
1.42 ! jsg 59: <a href="errata55.html">5.5</a>,
! 60: <a href="errata56.html">5.6</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.
1.40 deraadt 67: <p>
1.1 deraadt 68:
1.40 deraadt 69: The patches below are available in CVS via the
1.1 deraadt 70: <code>OPENBSD_4_3</code> <a href="stable.html">patch branch</a>.
1.40 deraadt 71: <p>
1.1 deraadt 72:
73: For more detailed information on how to install patches to OpenBSD, please
74: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.40 deraadt 75: <p>
76:
1.1 deraadt 77: <hr>
78:
79: <ul>
80:
1.23 sthen 81: <li><a name="013_pf"></a>
1.41 deraadt 82: <font color="#009000"><strong>013: RELIABILITY FIX: April 11, 2009</strong></font>
83: <i>All architectures</i><br>
1.23 sthen 84: When pf attempts to perform translation on a specially crafted IP datagram,
85: a null pointer dereference will occur, resulting in a kernel panic.
86: In certain configurations this may be triggered by a remote attacker.
1.24 sthen 87: <br>
1.23 sthen 88: Restricting translation rules to protocols that are specific to the IP version
89: in use, is an effective workaround until the patch can be installed. As an
90: example, for IPv4 nat/binat/rdr rules you can use:
91: <pre>
92: nat/rdr ... inet proto { tcp udp icmp } ...
93: </pre>
94: Or for IPv6 nat/binat/rdr rules you can use:
95: <pre>
96: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
97: </pre>
1.28 sthen 98: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch">
1.40 deraadt 99: A source code patch exists which remedies this problem.</a>
1.23 sthen 100: <p>
101:
1.20 djm 102: <li><a name="012_openssl"></a>
1.41 deraadt 103: <font color="#009000"><strong>012: RELIABILITY FIX: April 8, 2009</strong></font>
104: <i>All architectures</i><br>
1.20 djm 105: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.25 tobias 106: accesses through the use of certain invalid strings
1.20 djm 107: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
108: or under certain error conditions triggerable by invalid ASN.1 structures
109: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
110: These vulnerabilities could be exploited to achieve a
111: denial-of-service. A more detailed description of these problems is available
112: in the
113: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
114: Checking During CMS verification" relates to code not enabled in OpenBSD.
115: <br>
1.28 sthen 116: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch">
1.40 deraadt 117: A source code patch exists which remedies this problem.</a>
1.20 djm 118: <p>
119:
1.19 millert 120: <li><a name="011_sudo"></a>
1.41 deraadt 121: <font color="#009000"><strong>011: SECURITY FIX: February 22, 2009</strong></font>
122: <i>All architectures</i><br>
1.19 millert 123: sudo(8) may allow a user listed in the sudoers file to run a command
124: as a different user than their access rule specifies when a Unix
125: group is used in the RunAs portion of the rule. The bug only manifests
126: when the user being granted privileges is also a member of the group
127: in the RunAs portion of the rule.
128: <br>
1.28 sthen 129: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch">
1.40 deraadt 130: A source code patch exists which remedies this problem.</a>
1.19 millert 131: <p>
132:
1.18 claudio 133: <li><a name="010_bgpd"></a>
1.41 deraadt 134: <font color="#009000"><strong>010: RELIABILITY FIX: February 18, 2009</strong></font>
135: <i>All architectures</i><br>
1.18 claudio 136: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
137: the process to terminate because of the resulting corrupt path.
138: <br>
1.28 sthen 139: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch">
1.40 deraadt 140: A source code patch exists which remedies this problem.</a>
1.18 claudio 141: <p>
142:
1.16 claudio 143: <li><a name="009_bgpd"></a>
1.41 deraadt 144: <font color="#009000"><strong>009: RELIABILITY FIX: January 30, 2009</strong></font>
145: <i>All architectures</i><br>
1.16 claudio 146: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
147: adhering to the RFCs - closed the session to the neighbor.
148: This error in the specification allowed 3rd parties to close remote BGP
149: sessions.
150: In the worst case Internet connectivity could be lost.
151: <br>
1.28 sthen 152: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch">
1.40 deraadt 153: A source code patch exists which remedies this problem.</a>
1.16 claudio 154: <p>
155:
1.14 djm 156: <li><a name="008_bind"></a>
1.41 deraadt 157: <font color="#009000"><strong>008: SECURITY FIX: January 14, 2009</strong></font>
158: <i>All architectures</i><br>
1.14 djm 159: named(8) did not correctly check the return value of a DSA verification
160: function, potentially allowing bypass of verification of DNSSEC DSA
161: signatures.
162: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
163: <br>
1.28 sthen 164: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch">
1.40 deraadt 165: A source code patch exists which remedies this problem.</a>
1.14 djm 166: <p>
167:
1.13 djm 168: <li><a name="007_openssl"></a>
1.41 deraadt 169: <font color="#009000"><strong>007: SECURITY FIX: January 9, 2009</strong></font>
170: <i>All architectures</i><br>
1.13 djm 171: The OpenSSL libraries did not correctly check the return value from
1.17 miod 172: certain verification functions, allowing validation to be bypassed and
1.13 djm 173: permitting a remote attacker to conduct a "man in the middle attack"
174: against SSL/TLS connections if the server is configured with a DSA or ECDSA
175: certificate.
176: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5077">CVE-2008-5077</a>.
177: <br>
1.28 sthen 178: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/007_openssl.patch">
1.40 deraadt 179: A source code patch exists which remedies this problem.</a>
1.13 djm 180: <p>
181:
1.11 brad 182: <li><a name="006_ndp"></a>
1.41 deraadt 183: <font color="#009000"><strong>006: SECURITY FIX: October 2, 2008</strong></font>
184: <i>All architectures</i><br>
1.11 brad 185: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
186: solicitation requests maybe allowing a nearby attacker to intercept traffic.
187: The attacker must have IPv6 connectivity to the same router as their target for
188: this vulnerability to be exploited.
1.12 brad 189: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.11 brad 190: <br>
1.28 sthen 191: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch">
1.40 deraadt 192: A source code patch exists which remedies this problem.</a>
1.11 brad 193: <p>
194:
1.7 jdixon 195: <li><a name="005_pcb"></a>
1.41 deraadt 196: <font color="#009000"><strong>005: RELIABILITY FIX: July 29, 2008</strong></font>
197: <i>All architectures</i><br>
1.37 deraadt 198: Some kinds of IPv6 usage would leak kernel memory (in particular, this path
199: was exercised by the named(8) patch for port randomization). Since INET6 is
1.7 jdixon 200: enabled by default, this condition affects all systems.
201: <br>
1.28 sthen 202: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch">
1.40 deraadt 203: A source code patch exists which remedies this problem.</a>
1.7 jdixon 204: <p>
205:
1.5 brad 206: <li><a name="004_bind"></a>
1.41 deraadt 207: <font color="#009000"><strong>004: SECURITY FIX: July 23, 2008</strong></font>
208: <i>All architectures</i><br>
1.6 brad 209: <strong>2nd revision, July 23, 2008</strong><br>
1.5 brad 210: A vulnerability has been found with BIND. An attacker could use this vulnerability
211: to poison the cache of a recursive resolving name server.
212: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>.
213: <br>
1.28 sthen 214: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch">
1.40 deraadt 215: A source code patch exists which remedies this problem.</a>
1.5 brad 216: <p>
217:
1.4 brad 218: <li><a name="003_xorg"></a>
1.41 deraadt 219: <font color="#009000"><strong>003: SECURITY FIX: July 15, 2008</strong></font>
220: <i>All architectures</i><br>
1.4 brad 221: Multiple vulnerabilities have been discovered in X.Org.<br>
222: RENDER Extension heap buffer overflow,
223: RENDER Extension crash,
224: RENDER Extension memory corruption,
225: MIT-SHM arbitrary memory read,
226: RECORD and Security extensions memory corruption.
1.5 brad 227: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>,
228: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>,
229: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>,
230: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>,
231: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>.
1.4 brad 232: <br>
1.28 sthen 233: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch">
1.40 deraadt 234: A source code patch exists which remedies this problem.</a>
1.4 brad 235: <p>
236:
1.3 brad 237: <li><a name="002_openssh2"></a>
1.41 deraadt 238: <font color="#009000"><strong>002: SECURITY FIX: April 3, 2008</strong></font>
239: <i>All architectures</i><br>
1.3 brad 240: Avoid possible hijacking of X11-forwarded connections with sshd(8)
241: by refusing to listen on a port unless all address families bind
242: successfully.<br>
1.28 sthen 243: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch">
1.40 deraadt 244: A source code patch exists which remedies this problem.</a>
1.3 brad 245: <p>
246:
1.2 brad 247: <li><a name="001_openssh"></a>
1.41 deraadt 248: <font color="#009000"><strong>001: SECURITY FIX: March 30, 2008</strong></font>
249: <i>All architectures</i><br>
1.2 brad 250: sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em>
251: directive was in effect, allowing users with write access to this file to
252: execute arbitrary commands. This behaviour was documented, but was an unsafe
253: default and an extra hassle for administrators.<br>
1.28 sthen 254: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch">
1.40 deraadt 255: A source code patch exists which remedies this problem.</a>
1.2 brad 256: <p>
1.1 deraadt 257:
258: </ul>
259:
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