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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>,
1.59 deraadt 68: <a href="errata61.html">6.1</a>,
1.60 deraadt 69: <a href="errata62.html">6.2</a>,
1.61 deraadt 70: <a href="errata63.html">6.3</a>,
1.62 ! deraadt 71: <a href="errata64.html">6.4</a>,
! 72: <a href="errata65.html">6.5</a>.
1.1 deraadt 73: <hr>
74:
1.40 deraadt 75: <p>
1.56 tj 76: Patches for the OpenBSD base system are distributed as unified diffs.
77: Each patch contains usage instructions.
78: All the following patches are also available in one
79: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3.tar.gz">tar.gz file</a>
80: for convenience.
1.1 deraadt 81:
1.40 deraadt 82: <p>
1.56 tj 83: Patches for supported releases are also incorporated into the
1.57 tj 84: <a href="stable.html">-stable branch</a>.
1.40 deraadt 85:
1.1 deraadt 86: <hr>
87:
88: <ul>
89:
1.58 tb 90: <li id="p013_pf">
1.41 deraadt 91: <font color="#009000"><strong>013: RELIABILITY FIX: April 11, 2009</strong></font>
92: <i>All architectures</i><br>
1.23 sthen 93: When pf attempts to perform translation on a specially crafted IP datagram,
94: a null pointer dereference will occur, resulting in a kernel panic.
95: In certain configurations this may be triggered by a remote attacker.
1.24 sthen 96: <br>
1.23 sthen 97: Restricting translation rules to protocols that are specific to the IP version
98: in use, is an effective workaround until the patch can be installed. As an
99: example, for IPv4 nat/binat/rdr rules you can use:
100: <pre>
101: nat/rdr ... inet proto { tcp udp icmp } ...
102: </pre>
103: Or for IPv6 nat/binat/rdr rules you can use:
104: <pre>
105: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
106: </pre>
1.55 tb 107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/013_pf.patch">
1.40 deraadt 108: A source code patch exists which remedies this problem.</a>
1.23 sthen 109: <p>
110:
1.58 tb 111: <li id="p012_openssl">
1.41 deraadt 112: <font color="#009000"><strong>012: RELIABILITY FIX: April 8, 2009</strong></font>
113: <i>All architectures</i><br>
1.20 djm 114: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.25 tobias 115: accesses through the use of certain invalid strings
1.20 djm 116: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
117: or under certain error conditions triggerable by invalid ASN.1 structures
118: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
119: These vulnerabilities could be exploited to achieve a
120: denial-of-service. A more detailed description of these problems is available
121: in the
122: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
123: Checking During CMS verification" relates to code not enabled in OpenBSD.
124: <br>
1.55 tb 125: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/012_openssl.patch">
1.40 deraadt 126: A source code patch exists which remedies this problem.</a>
1.20 djm 127: <p>
128:
1.58 tb 129: <li id="p011_sudo">
1.41 deraadt 130: <font color="#009000"><strong>011: SECURITY FIX: February 22, 2009</strong></font>
131: <i>All architectures</i><br>
1.19 millert 132: sudo(8) may allow a user listed in the sudoers file to run a command
133: as a different user than their access rule specifies when a Unix
134: group is used in the RunAs portion of the rule. The bug only manifests
135: when the user being granted privileges is also a member of the group
136: in the RunAs portion of the rule.
137: <br>
1.55 tb 138: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/011_sudo.patch">
1.40 deraadt 139: A source code patch exists which remedies this problem.</a>
1.19 millert 140: <p>
141:
1.58 tb 142: <li id="p010_bgpd">
1.41 deraadt 143: <font color="#009000"><strong>010: RELIABILITY FIX: February 18, 2009</strong></font>
144: <i>All architectures</i><br>
1.18 claudio 145: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
146: the process to terminate because of the resulting corrupt path.
147: <br>
1.55 tb 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/010_bgpd.patch">
1.40 deraadt 149: A source code patch exists which remedies this problem.</a>
1.18 claudio 150: <p>
151:
1.58 tb 152: <li id="p009_bgpd">
1.41 deraadt 153: <font color="#009000"><strong>009: RELIABILITY FIX: January 30, 2009</strong></font>
154: <i>All architectures</i><br>
1.16 claudio 155: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
156: adhering to the RFCs - closed the session to the neighbor.
157: This error in the specification allowed 3rd parties to close remote BGP
158: sessions.
159: In the worst case Internet connectivity could be lost.
160: <br>
1.55 tb 161: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/009_bgpd.patch">
1.40 deraadt 162: A source code patch exists which remedies this problem.</a>
1.16 claudio 163: <p>
164:
1.58 tb 165: <li id="p008_bind">
1.41 deraadt 166: <font color="#009000"><strong>008: SECURITY FIX: January 14, 2009</strong></font>
167: <i>All architectures</i><br>
1.14 djm 168: named(8) did not correctly check the return value of a DSA verification
169: function, potentially allowing bypass of verification of DNSSEC DSA
170: signatures.
171: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
172: <br>
1.55 tb 173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/008_bind.patch">
1.40 deraadt 174: A source code patch exists which remedies this problem.</a>
1.14 djm 175: <p>
176:
1.58 tb 177: <li id="p007_openssl">
1.41 deraadt 178: <font color="#009000"><strong>007: SECURITY FIX: January 9, 2009</strong></font>
179: <i>All architectures</i><br>
1.13 djm 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>
1.55 tb 187: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/007_openssl.patch">
1.40 deraadt 188: A source code patch exists which remedies this problem.</a>
1.13 djm 189: <p>
190:
1.58 tb 191: <li id="p006_ndp">
1.41 deraadt 192: <font color="#009000"><strong>006: SECURITY FIX: October 2, 2008</strong></font>
193: <i>All architectures</i><br>
1.11 brad 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>
1.55 tb 200: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/006_ndp.patch">
1.40 deraadt 201: A source code patch exists which remedies this problem.</a>
1.11 brad 202: <p>
203:
1.58 tb 204: <li id="p005_pcb">
1.41 deraadt 205: <font color="#009000"><strong>005: RELIABILITY FIX: July 29, 2008</strong></font>
206: <i>All architectures</i><br>
1.37 deraadt 207: Some kinds of IPv6 usage would leak kernel memory (in particular, this path
208: was exercised by the named(8) patch for port randomization). Since INET6 is
1.7 jdixon 209: enabled by default, this condition affects all systems.
210: <br>
1.55 tb 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/005_pcb.patch">
1.40 deraadt 212: A source code patch exists which remedies this problem.</a>
1.7 jdixon 213: <p>
214:
1.58 tb 215: <li id="p004_bind">
1.41 deraadt 216: <font color="#009000"><strong>004: SECURITY FIX: July 23, 2008</strong></font>
217: <i>All architectures</i><br>
1.6 brad 218: <strong>2nd revision, July 23, 2008</strong><br>
1.5 brad 219: A vulnerability has been found with BIND. An attacker could use this vulnerability
220: to poison the cache of a recursive resolving name server.
221: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1447">CVE-2008-1447</a>.
222: <br>
1.55 tb 223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/004_bind.patch">
1.40 deraadt 224: A source code patch exists which remedies this problem.</a>
1.5 brad 225: <p>
226:
1.58 tb 227: <li id="p003_xorg">
1.41 deraadt 228: <font color="#009000"><strong>003: SECURITY FIX: July 15, 2008</strong></font>
229: <i>All architectures</i><br>
1.4 brad 230: Multiple vulnerabilities have been discovered in X.Org.<br>
231: RENDER Extension heap buffer overflow,
232: RENDER Extension crash,
233: RENDER Extension memory corruption,
234: MIT-SHM arbitrary memory read,
235: RECORD and Security extensions memory corruption.
1.5 brad 236: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2360">CVE-2008-2360</a>,
237: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2361">CVE-2008-2361</a>,
238: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2362">CVE-2008-2362</a>,
239: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1379">CVE-2008-1379</a>,
240: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1377">CVE-2008-1377</a>.
1.4 brad 241: <br>
1.55 tb 242: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/003_xorg.patch">
1.40 deraadt 243: A source code patch exists which remedies this problem.</a>
1.4 brad 244: <p>
245:
1.58 tb 246: <li id="p002_openssh2">
1.41 deraadt 247: <font color="#009000"><strong>002: SECURITY FIX: April 3, 2008</strong></font>
248: <i>All architectures</i><br>
1.3 brad 249: Avoid possible hijacking of X11-forwarded connections with sshd(8)
250: by refusing to listen on a port unless all address families bind
251: successfully.<br>
1.55 tb 252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/002_openssh2.patch">
1.40 deraadt 253: A source code patch exists which remedies this problem.</a>
1.3 brad 254: <p>
255:
1.58 tb 256: <li id="p001_openssh">
1.41 deraadt 257: <font color="#009000"><strong>001: SECURITY FIX: March 30, 2008</strong></font>
258: <i>All architectures</i><br>
1.2 brad 259: sshd(8) would execute ~/.ssh/rc even when a sshd_config(5) <em>ForceCommand</em>
260: directive was in effect, allowing users with write access to this file to
261: execute arbitrary commands. This behaviour was documented, but was an unsafe
262: default and an extra hassle for administrators.<br>
1.55 tb 263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.3/common/001_openssh.patch">
1.40 deraadt 264: A source code patch exists which remedies this problem.</a>
1.2 brad 265: <p>
1.1 deraadt 266:
267: </ul>
268:
1.45 tedu 269: <hr>
270:
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272: </html>
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