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1.51 deraadt 19: <h2>
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21: <font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
1.52 tj 22: <font color="#e00000">4.3 Errata</font>
23: </h2>
1.51 deraadt 24: <hr>
1.1 deraadt 25:
26: For errata on a certain release, click below:<br>
27: <a href="errata21.html">2.1</a>,
28: <a href="errata22.html">2.2</a>,
29: <a href="errata23.html">2.3</a>,
30: <a href="errata24.html">2.4</a>,
31: <a href="errata25.html">2.5</a>,
32: <a href="errata26.html">2.6</a>,
33: <a href="errata27.html">2.7</a>,
34: <a href="errata28.html">2.8</a>,
35: <a href="errata29.html">2.9</a>,
36: <a href="errata30.html">3.0</a>,
37: <a href="errata31.html">3.1</a>,
38: <a href="errata32.html">3.2</a>,
39: <a href="errata33.html">3.3</a>,
40: <a href="errata34.html">3.4</a>,
41: <a href="errata35.html">3.5</a>,
42: <a href="errata36.html">3.6</a>,
1.9 deraadt 43: <br>
1.1 deraadt 44: <a href="errata37.html">3.7</a>,
45: <a href="errata38.html">3.8</a>,
46: <a href="errata39.html">3.9</a>,
47: <a href="errata40.html">4.0</a>,
48: <a href="errata41.html">4.1</a>,
1.9 deraadt 49: <a href="errata42.html">4.2</a>,
1.22 deraadt 50: <a href="errata44.html">4.4</a>,
1.26 deraadt 51: <a href="errata45.html">4.5</a>,
1.27 deraadt 52: <a href="errata46.html">4.6</a>,
1.29 deraadt 53: <a href="errata47.html">4.7</a>,
1.31 miod 54: <a href="errata48.html">4.8</a>,
1.32 nick 55: <a href="errata49.html">4.9</a>,
1.33 sthen 56: <a href="errata50.html">5.0</a>,
1.34 deraadt 57: <a href="errata51.html">5.1</a>,
1.35 deraadt 58: <a href="errata52.html">5.2</a>,
1.36 deraadt 59: <a href="errata53.html">5.3</a>,
1.39 deraadt 60: <br>
1.37 deraadt 61: <a href="errata54.html">5.4</a>,
1.42 jsg 62: <a href="errata55.html">5.5</a>,
1.46 deraadt 63: <a href="errata56.html">5.6</a>,
1.49 deraadt 64: <a href="errata57.html">5.7</a>,
1.50 deraadt 65: <a href="errata58.html">5.8</a>,
1.53 deraadt 66: <a href="errata59.html">5.9</a>,
1.56 tj 67: <a href="errata60.html">6.0</a>,
68: <a href="errata61.html">6.1</a>.
1.1 deraadt 69: <hr>
70:
1.40 deraadt 71: <p>
1.56 tj 72: Patches for the OpenBSD base system are distributed as unified diffs.
73: Each patch contains usage instructions.
74: All the following patches are also available in one
75: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3.tar.gz">tar.gz file</a>
76: for convenience.
1.1 deraadt 77:
1.40 deraadt 78: <p>
1.56 tj 79: Patches for supported releases are also incorporated into the
1.57 ! tj 80: <a href="stable.html">-stable branch</a>.
1.40 deraadt 81:
1.1 deraadt 82: <hr>
83:
84: <ul>
85:
1.44 bentley 86: <li id="013_pf">
1.41 deraadt 87: <font color="#009000"><strong>013: RELIABILITY FIX: April 11, 2009</strong></font>
88: <i>All architectures</i><br>
1.23 sthen 89: When pf attempts to perform translation on a specially crafted IP datagram,
90: a null pointer dereference will occur, resulting in a kernel panic.
91: In certain configurations this may be triggered by a remote attacker.
1.24 sthen 92: <br>
1.23 sthen 93: Restricting translation rules to protocols that are specific to the IP version
94: in use, is an effective workaround until the patch can be installed. As an
95: example, for IPv4 nat/binat/rdr rules you can use:
96: <pre>
97: nat/rdr ... inet proto { tcp udp icmp } ...
98: </pre>
99: Or for IPv6 nat/binat/rdr rules you can use:
100: <pre>
101: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
102: </pre>
1.55 tb 103: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch">
1.40 deraadt 104: A source code patch exists which remedies this problem.</a>
1.23 sthen 105: <p>
106:
1.44 bentley 107: <li id="012_openssl">
1.41 deraadt 108: <font color="#009000"><strong>012: RELIABILITY FIX: April 8, 2009</strong></font>
109: <i>All architectures</i><br>
1.20 djm 110: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.25 tobias 111: accesses through the use of certain invalid strings
1.20 djm 112: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
113: or under certain error conditions triggerable by invalid ASN.1 structures
114: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
115: These vulnerabilities could be exploited to achieve a
116: denial-of-service. A more detailed description of these problems is available
117: in the
118: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
119: Checking During CMS verification" relates to code not enabled in OpenBSD.
120: <br>
1.55 tb 121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch">
1.40 deraadt 122: A source code patch exists which remedies this problem.</a>
1.20 djm 123: <p>
124:
1.44 bentley 125: <li id="011_sudo">
1.41 deraadt 126: <font color="#009000"><strong>011: SECURITY FIX: February 22, 2009</strong></font>
127: <i>All architectures</i><br>
1.19 millert 128: sudo(8) may allow a user listed in the sudoers file to run a command
129: as a different user than their access rule specifies when a Unix
130: group is used in the RunAs portion of the rule. The bug only manifests
131: when the user being granted privileges is also a member of the group
132: in the RunAs portion of the rule.
133: <br>
1.55 tb 134: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch">
1.40 deraadt 135: A source code patch exists which remedies this problem.</a>
1.19 millert 136: <p>
137:
1.44 bentley 138: <li id="010_bgpd">
1.41 deraadt 139: <font color="#009000"><strong>010: RELIABILITY FIX: February 18, 2009</strong></font>
140: <i>All architectures</i><br>
1.18 claudio 141: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
142: the process to terminate because of the resulting corrupt path.
143: <br>
1.55 tb 144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch">
1.40 deraadt 145: A source code patch exists which remedies this problem.</a>
1.18 claudio 146: <p>
147:
1.44 bentley 148: <li id="009_bgpd">
1.41 deraadt 149: <font color="#009000"><strong>009: RELIABILITY FIX: January 30, 2009</strong></font>
150: <i>All architectures</i><br>
1.16 claudio 151: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
152: adhering to the RFCs - closed the session to the neighbor.
153: This error in the specification allowed 3rd parties to close remote BGP
154: sessions.
155: In the worst case Internet connectivity could be lost.
156: <br>
1.55 tb 157: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch">
1.40 deraadt 158: A source code patch exists which remedies this problem.</a>
1.16 claudio 159: <p>
160:
1.44 bentley 161: <li id="008_bind">
1.41 deraadt 162: <font color="#009000"><strong>008: SECURITY FIX: January 14, 2009</strong></font>
163: <i>All architectures</i><br>
1.14 djm 164: named(8) did not correctly check the return value of a DSA verification
165: function, potentially allowing bypass of verification of DNSSEC DSA
166: signatures.
167: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
168: <br>
1.55 tb 169: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch">
1.40 deraadt 170: A source code patch exists which remedies this problem.</a>
1.14 djm 171: <p>
172:
1.44 bentley 173: <li id="007_openssl">
1.41 deraadt 174: <font color="#009000"><strong>007: SECURITY FIX: January 9, 2009</strong></font>
175: <i>All architectures</i><br>
1.13 djm 176: The OpenSSL libraries did not correctly check the return value from
1.17 miod 177: certain verification functions, allowing validation to be bypassed and
1.13 djm 178: permitting a remote attacker to conduct a "man in the middle attack"
179: against SSL/TLS connections if the server is configured with a DSA or ECDSA
180: certificate.
181: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5077">CVE-2008-5077</a>.
182: <br>
1.55 tb 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/007_openssl.patch">
1.40 deraadt 184: A source code patch exists which remedies this problem.</a>
1.13 djm 185: <p>
186:
1.44 bentley 187: <li id="006_ndp">
1.41 deraadt 188: <font color="#009000"><strong>006: SECURITY FIX: October 2, 2008</strong></font>
189: <i>All architectures</i><br>
1.11 brad 190: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
191: solicitation requests maybe allowing a nearby attacker to intercept traffic.
192: The attacker must have IPv6 connectivity to the same router as their target for
193: this vulnerability to be exploited.
1.12 brad 194: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.11 brad 195: <br>
1.55 tb 196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch">
1.40 deraadt 197: A source code patch exists which remedies this problem.</a>
1.11 brad 198: <p>
199:
1.44 bentley 200: <li id="005_pcb">
1.41 deraadt 201: <font color="#009000"><strong>005: RELIABILITY FIX: July 29, 2008</strong></font>
202: <i>All architectures</i><br>
1.37 deraadt 203: Some kinds of IPv6 usage would leak kernel memory (in particular, this path
204: was exercised by the named(8) patch for port randomization). Since INET6 is
1.7 jdixon 205: enabled by default, this condition affects all systems.
206: <br>
1.55 tb 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch">
1.40 deraadt 208: A source code patch exists which remedies this problem.</a>
1.7 jdixon 209: <p>
210:
1.44 bentley 211: <li id="004_bind">
1.41 deraadt 212: <font color="#009000"><strong>004: SECURITY FIX: July 23, 2008</strong></font>
213: <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>
1.55 tb 219: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch">
1.40 deraadt 220: A source code patch exists which remedies this problem.</a>
1.5 brad 221: <p>
222:
1.44 bentley 223: <li id="003_xorg">
1.41 deraadt 224: <font color="#009000"><strong>003: SECURITY FIX: July 15, 2008</strong></font>
225: <i>All architectures</i><br>
1.4 brad 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>
1.55 tb 238: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch">
1.40 deraadt 239: A source code patch exists which remedies this problem.</a>
1.4 brad 240: <p>
241:
1.44 bentley 242: <li id="002_openssh2">
1.41 deraadt 243: <font color="#009000"><strong>002: SECURITY FIX: April 3, 2008</strong></font>
244: <i>All architectures</i><br>
1.3 brad 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>
1.55 tb 248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch">
1.40 deraadt 249: A source code patch exists which remedies this problem.</a>
1.3 brad 250: <p>
251:
1.44 bentley 252: <li id="001_openssh">
1.41 deraadt 253: <font color="#009000"><strong>001: SECURITY FIX: March 30, 2008</strong></font>
254: <i>All architectures</i><br>
1.2 brad 255: sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em>
256: directive was in effect, allowing users with write access to this file to
257: execute arbitrary commands. This behaviour was documented, but was an unsafe
258: default and an extra hassle for administrators.<br>
1.55 tb 259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch">
1.40 deraadt 260: A source code patch exists which remedies this problem.</a>
1.2 brad 261: <p>
1.1 deraadt 262:
263: </ul>
264:
1.45 tedu 265: <hr>
266:
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268: </html>
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