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1.1 deraadt 16:
1.63 bentley 17: <h2 id=OpenBSD>
1.51 deraadt 18: <a href="index.html">
1.63 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.3 Errata
1.52 tj 21: </h2>
1.51 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.66 schwarze 25: <a href="errata20.html">2.0</a>,
1.1 deraadt 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>,
1.66 schwarze 41: <br>
1.1 deraadt 42: <a href="errata36.html">3.6</a>,
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>,
1.66 schwarze 58: <br>
1.36 deraadt 59: <a href="errata53.html">5.3</a>,
1.37 deraadt 60: <a href="errata54.html">5.4</a>,
1.42 jsg 61: <a href="errata55.html">5.5</a>,
1.46 deraadt 62: <a href="errata56.html">5.6</a>,
1.49 deraadt 63: <a href="errata57.html">5.7</a>,
1.50 deraadt 64: <a href="errata58.html">5.8</a>,
1.53 deraadt 65: <a href="errata59.html">5.9</a>,
1.56 tj 66: <a href="errata60.html">6.0</a>,
1.59 deraadt 67: <a href="errata61.html">6.1</a>,
1.60 deraadt 68: <a href="errata62.html">6.2</a>,
1.61 deraadt 69: <a href="errata63.html">6.3</a>,
1.62 deraadt 70: <a href="errata64.html">6.4</a>,
1.65 deraadt 71: <a href="errata65.html">6.5</a>,
1.67 deraadt 72: <a href="errata66.html">6.6</a>,
1.68 deraadt 73: <a href="errata67.html">6.7</a>,
1.69 deraadt 74: <a href="errata68.html">6.8</a>,
1.70 tj 75: <br>
1.71 deraadt 76: <a href="errata69.html">6.9</a>,
1.72 deraadt 77: <a href="errata70.html">7.0</a>,
1.73 deraadt 78: <a href="errata71.html">7.1</a>,
1.74 tj 79: <a href="errata72.html">7.2</a>,
1.75 tj 80: <a href="errata73.html">7.3</a>,
1.76 ! tj 81: <a href="errata74.html">7.4</a>,
! 82: <a href="errata75.html">7.5</a>.
1.1 deraadt 83: <hr>
84:
1.40 deraadt 85: <p>
1.56 tj 86: Patches for the OpenBSD base system are distributed as unified diffs.
87: Each patch contains usage instructions.
88: All the following patches are also available in one
89: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3.tar.gz">tar.gz file</a>
90: for convenience.
1.1 deraadt 91:
1.40 deraadt 92: <p>
1.56 tj 93: Patches for supported releases are also incorporated into the
1.57 tj 94: <a href="stable.html">-stable branch</a>.
1.40 deraadt 95:
1.1 deraadt 96: <hr>
97:
98: <ul>
99:
1.64 deraadt 100: <li id="p001_openssh">
101: <strong>001: SECURITY FIX: March 30, 2008</strong>
1.41 deraadt 102: <i>All architectures</i><br>
1.64 deraadt 103: sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em>
104: directive was in effect, allowing users with write access to this file to
105: execute arbitrary commands. This behaviour was documented, but was an unsafe
106: default and an extra hassle for administrators.<br>
107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch">
1.40 deraadt 108: A source code patch exists which remedies this problem.</a>
1.23 sthen 109: <p>
110:
1.64 deraadt 111: <li id="p002_openssh2">
112: <strong>002: SECURITY FIX: April 3, 2008</strong>
1.41 deraadt 113: <i>All architectures</i><br>
1.64 deraadt 114: Avoid possible hijacking of X11-forwarded connections with sshd(8)
115: by refusing to listen on a port unless all address families bind
116: successfully.<br>
117: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch">
1.40 deraadt 118: A source code patch exists which remedies this problem.</a>
1.20 djm 119: <p>
120:
1.64 deraadt 121: <li id="p003_xorg">
122: <strong>003: SECURITY FIX: July 15, 2008</strong>
1.41 deraadt 123: <i>All architectures</i><br>
1.64 deraadt 124: Multiple vulnerabilities have been discovered in X.Org.<br>
125: RENDER Extension heap buffer overflow,
126: RENDER Extension crash,
127: RENDER Extension memory corruption,
128: MIT-SHM arbitrary memory read,
129: RECORD and Security extensions memory corruption.
130: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>,
131: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>,
132: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>,
133: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>,
134: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>.
1.19 millert 135: <br>
1.64 deraadt 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch">
1.40 deraadt 137: A source code patch exists which remedies this problem.</a>
1.19 millert 138: <p>
139:
1.64 deraadt 140: <li id="p004_bind">
141: <strong>004: SECURITY FIX: July 23, 2008</strong>
1.41 deraadt 142: <i>All architectures</i><br>
1.64 deraadt 143: <b>2nd revision, July 23, 2008</b><br>
144: A vulnerability has been found with BIND. An attacker could use this vulnerability
145: to poison the cache of a recursive resolving name server.
146: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>.
1.18 claudio 147: <br>
1.64 deraadt 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch">
1.40 deraadt 149: A source code patch exists which remedies this problem.</a>
1.18 claudio 150: <p>
151:
1.64 deraadt 152: <li id="p005_pcb">
153: <strong>005: RELIABILITY FIX: July 29, 2008</strong>
1.41 deraadt 154: <i>All architectures</i><br>
1.64 deraadt 155: Some kinds of IPv6 usage would leak kernel memory (in particular, this path
156: was exercised by the named(8) patch for port randomization). Since INET6 is
157: enabled by default, this condition affects all systems.
1.16 claudio 158: <br>
1.64 deraadt 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch">
1.40 deraadt 160: A source code patch exists which remedies this problem.</a>
1.16 claudio 161: <p>
162:
1.64 deraadt 163: <li id="p006_ndp">
164: <strong>006: SECURITY FIX: October 2, 2008</strong>
1.41 deraadt 165: <i>All architectures</i><br>
1.64 deraadt 166: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
167: solicitation requests maybe allowing a nearby attacker to intercept traffic.
168: The attacker must have IPv6 connectivity to the same router as their target for
169: this vulnerability to be exploited.
170: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.14 djm 171: <br>
1.64 deraadt 172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch">
1.40 deraadt 173: A source code patch exists which remedies this problem.</a>
1.14 djm 174: <p>
175:
1.58 tb 176: <li id="p007_openssl">
1.63 bentley 177: <strong>007: SECURITY FIX: January 9, 2009</strong>
1.41 deraadt 178: <i>All architectures</i><br>
1.13 djm 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>
1.55 tb 186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/007_openssl.patch">
1.40 deraadt 187: A source code patch exists which remedies this problem.</a>
1.13 djm 188: <p>
189:
1.64 deraadt 190: <li id="p008_bind">
191: <strong>008: SECURITY FIX: January 14, 2009</strong>
1.41 deraadt 192: <i>All architectures</i><br>
1.64 deraadt 193: named(8) did not correctly check the return value of a DSA verification
194: function, potentially allowing bypass of verification of DNSSEC DSA
195: signatures.
196: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
1.11 brad 197: <br>
1.64 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch">
1.40 deraadt 199: A source code patch exists which remedies this problem.</a>
1.11 brad 200: <p>
201:
1.64 deraadt 202: <li id="p009_bgpd">
203: <strong>009: RELIABILITY FIX: January 30, 2009</strong>
1.41 deraadt 204: <i>All architectures</i><br>
1.64 deraadt 205: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
206: adhering to the RFCs - closed the session to the neighbor.
207: This error in the specification allowed 3rd parties to close remote BGP
208: sessions.
209: In the worst case Internet connectivity could be lost.
1.7 jdixon 210: <br>
1.64 deraadt 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch">
1.40 deraadt 212: A source code patch exists which remedies this problem.</a>
1.7 jdixon 213: <p>
214:
1.64 deraadt 215: <li id="p010_bgpd">
216: <strong>010: RELIABILITY FIX: February 18, 2009</strong>
1.41 deraadt 217: <i>All architectures</i><br>
1.64 deraadt 218: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
219: the process to terminate because of the resulting corrupt path.
1.5 brad 220: <br>
1.64 deraadt 221: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch">
1.40 deraadt 222: A source code patch exists which remedies this problem.</a>
1.5 brad 223: <p>
224:
1.64 deraadt 225: <li id="p011_sudo">
226: <strong>011: SECURITY FIX: February 22, 2009</strong>
1.41 deraadt 227: <i>All architectures</i><br>
1.64 deraadt 228: sudo(8) may allow a user listed in the sudoers file to run a command
229: as a different user than their access rule specifies when a Unix
230: group is used in the RunAs portion of the rule. The bug only manifests
231: when the user being granted privileges is also a member of the group
232: in the RunAs portion of the rule.
1.4 brad 233: <br>
1.64 deraadt 234: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch">
1.40 deraadt 235: A source code patch exists which remedies this problem.</a>
1.4 brad 236: <p>
237:
1.64 deraadt 238: <li id="p012_openssl">
239: <strong>012: RELIABILITY FIX: April 8, 2009</strong>
1.41 deraadt 240: <i>All architectures</i><br>
1.64 deraadt 241: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
242: accesses through the use of certain invalid strings
243: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
244: or under certain error conditions triggerable by invalid ASN.1 structures
245: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
246: These vulnerabilities could be exploited to achieve a
247: denial-of-service. A more detailed description of these problems is available
248: in the
249: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
250: Checking During CMS verification" relates to code not enabled in OpenBSD.
251: <br>
252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch">
1.40 deraadt 253: A source code patch exists which remedies this problem.</a>
1.3 brad 254: <p>
255:
1.64 deraadt 256: <li id="p013_pf">
257: <strong>013: RELIABILITY FIX: April 11, 2009</strong>
1.41 deraadt 258: <i>All architectures</i><br>
1.64 deraadt 259: When pf attempts to perform translation on a specially crafted IP datagram,
260: a null pointer dereference will occur, resulting in a kernel panic.
261: In certain configurations this may be triggered by a remote attacker.
262: <br>
263: Restricting translation rules to protocols that are specific to the IP version
264: in use, is an effective workaround until the patch can be installed. As an
265: example, for IPv4 nat/binat/rdr rules you can use:
266: <pre>
267: nat/rdr ... inet proto { tcp udp icmp } ...
268: </pre>
269: Or for IPv6 nat/binat/rdr rules you can use:
270: <pre>
271: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
272: </pre>
273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch">
1.40 deraadt 274: A source code patch exists which remedies this problem.</a>
1.2 brad 275: <p>
1.1 deraadt 276:
277: </ul>
278:
1.45 tedu 279: <hr>
1.64 deraadt 280: 1