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1.42 tj 5: <title>OpenBSD 4.6 Errata</title>
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1.31 deraadt 11: <!--
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1.1 jasper 16:
1.54 bentley 17: <h2 id=OpenBSD>
1.41 deraadt 18: <a href="index.html">
1.54 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.6 Errata
1.42 tj 21: </h2>
1.41 deraadt 22: <hr>
1.1 jasper 23:
24: For errata on a certain release, click below:<br>
1.57 schwarze 25: <a href="errata20.html">2.0</a>,
1.1 jasper 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>,
1.57 schwarze 41: <br>
1.1 jasper 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>,
48: <a href="errata42.html">4.2</a>,
49: <a href="errata43.html">4.3</a>,
50: <a href="errata44.html">4.4</a>,
1.7 deraadt 51: <a href="errata45.html">4.5</a>,
1.18 deraadt 52: <a href="errata47.html">4.7</a>,
1.19 miod 53: <a href="errata48.html">4.8</a>,
1.20 nick 54: <a href="errata49.html">4.9</a>,
1.21 sthen 55: <a href="errata50.html">5.0</a>,
1.22 deraadt 56: <a href="errata51.html">5.1</a>,
1.23 deraadt 57: <a href="errata52.html">5.2</a>,
1.57 schwarze 58: <br>
1.24 deraadt 59: <a href="errata53.html">5.3</a>,
1.25 deraadt 60: <a href="errata54.html">5.4</a>,
1.30 jsg 61: <a href="errata55.html">5.5</a>,
1.34 deraadt 62: <a href="errata56.html">5.6</a>,
1.37 deraadt 63: <a href="errata57.html">5.7</a>,
1.38 deraadt 64: <a href="errata58.html">5.8</a>,
1.43 deraadt 65: <a href="errata59.html">5.9</a>,
1.46 tj 66: <a href="errata60.html">6.0</a>,
1.50 deraadt 67: <a href="errata61.html">6.1</a>,
1.51 deraadt 68: <a href="errata62.html">6.2</a>,
1.52 deraadt 69: <a href="errata63.html">6.3</a>,
1.53 deraadt 70: <a href="errata64.html">6.4</a>,
1.56 deraadt 71: <a href="errata65.html">6.5</a>,
1.58 deraadt 72: <a href="errata66.html">6.6</a>,
1.59 deraadt 73: <a href="errata67.html">6.7</a>,
1.60 deraadt 74: <a href="errata68.html">6.8</a>,
1.61 tj 75: <br>
1.62 deraadt 76: <a href="errata69.html">6.9</a>,
1.63 deraadt 77: <a href="errata70.html">7.0</a>,
1.64 deraadt 78: <a href="errata71.html">7.1</a>,
1.65 ! tj 79: <a href="errata72.html">7.2</a>,
! 80: <a href="errata73.html">7.3</a>.
1.1 jasper 81: <hr>
82:
1.28 deraadt 83: <p>
1.46 tj 84: Patches for the OpenBSD base system are distributed as unified diffs.
85: Each patch contains usage instructions.
86: All the following patches are also available in one
87: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6.tar.gz">tar.gz file</a>
88: for convenience.
1.1 jasper 89:
1.28 deraadt 90: <p>
1.46 tj 91: Patches for supported releases are also incorporated into the
1.47 tj 92: <a href="stable.html">-stable branch</a>.
1.28 deraadt 93:
1.1 jasper 94: <hr>
95:
96: <ul>
1.55 deraadt 97:
98: <li id="p001_bind">
99: <strong>001: RELIABILITY FIX: July 29, 2009</strong>
1.29 deraadt 100: <i>All architectures</i><br>
1.55 deraadt 101: A vulnerability has been found in BIND's named server
102: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
103: An attacker could crash a server with a specially crafted dynamic update message to a
104: zone for which the server is master.
105: <br>
106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/001_bind.patch">
107: A source code patch exists which remedies this problem.</a>
108: <p>
109:
110: <li id="p002_xmm">
111: <strong>002: RELIABILITY FIX: October 05, 2009</strong>
112: <i>i386 only</i><br>
113: XMM exceptions are not correctly handled resulting in a kernel panic.
1.15 stephan 114: <br>
1.55 deraadt 115: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/i386/002_xmm.patch">
1.28 deraadt 116: A source code patch exists which remedies this problem.</a>
1.15 stephan 117: <p>
118:
1.55 deraadt 119: <li id="p003_getsockopt">
120: <strong>003: RELIABILITY FIX: October 28, 2009</strong>
1.29 deraadt 121: <i>All architectures</i><br>
1.55 deraadt 122: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
123: IP_IPCOMP_LEVEL will crash the system.
1.15 stephan 124: <br>
1.55 deraadt 125: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/003_getsockopt.patch">
1.28 deraadt 126: A source code patch exists which remedies this problem.</a>
1.15 stephan 127: <p>
128:
1.55 deraadt 129: <li id="p004_openssl">
130: <strong>004: SECURITY FIX: November 26, 2009</strong>
1.29 deraadt 131: <i>All architectures</i><br>
1.55 deraadt 132: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
133: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
134: OpenSSL permitted this protocol feature by default and had no way to
135: disable it.
1.14 jasper 136: <br>
1.55 deraadt 137: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/004_openssl.patch">
1.28 deraadt 138: A source code patch exists which remedies this problem.</a>
1.14 jasper 139: <p>
140:
1.55 deraadt 141: <li id="p005_ptrace">
142: <strong>005: RELIABILITY FIX: January 29, 2010</strong>
1.29 deraadt 143: <i>All architectures</i><br>
1.55 deraadt 144: By using ptrace(2) on an ancestor process, a loop in the process tree
145: could be created, violating assumptions in other parts of the kernel
146: and resulting in infinite loops.
1.11 dlg 147: <br>
1.55 deraadt 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/005_ptrace.patch">
1.28 deraadt 149: A source code patch exists which remedies this problem.</a>
1.11 dlg 150: <p>
151:
1.55 deraadt 152: <li id="p006_openssl">
153: <strong>006: SECURITY FIX: March 12, 2010</strong>
1.29 deraadt 154: <i>All architectures</i><br>
1.55 deraadt 155: OpenSSL is susceptible to a buffer overflow due to a failure
156: to check for NULL returns from bn_wexpand function calls.
1.10 jasper 157: <br>
1.55 deraadt 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/006_openssl.patch">
1.28 deraadt 159: A source code patch exists which remedies this problem.</a>
1.10 jasper 160: <p>
161:
1.48 tb 162: <li id="p007_ftpd">
1.54 bentley 163: <strong>007: RELIABILITY FIX: March 12, 2010</strong>
1.29 deraadt 164: <i>All architectures</i><br>
1.8 jasper 165: Due to a null pointer dereference, it would be possible to crash ftpd when
166: handling glob(3)'ing requests. This is non-exploitable.
167: <br>
1.45 tb 168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/007_ftpd.patch">
1.28 deraadt 169: A source code patch exists which remedies this problem.</a>
1.8 jasper 170: <p>
171:
1.55 deraadt 172: <li id="p008_kerberos">
173: <strong>008: RELIABILITY FIX: March 31, 2010</strong>
1.29 deraadt 174: <i>All architectures</i><br>
1.55 deraadt 175: When decrypting packets, the internal decryption functions were not
176: paranoid enough in checking for underruns, which could potentially
177: lead to crashes.
1.8 jasper 178: <br>
1.55 deraadt 179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/008_kerberos.patch">
1.28 deraadt 180: A source code patch exists which remedies this problem.</a>
1.8 jasper 181: <p>
182:
1.55 deraadt 183: <li id="p009_mpi">
184: <strong>009: RELIABILITY FIX: April 4, 2010</strong>
1.29 deraadt 185: <i>All architectures</i><br>
1.55 deraadt 186: When updating sensors showing the state of RAID volumes
187: <a href="https://man.openbsd.org/OpenBSD-4.6/mpi.4">mpi(4)</a>
188: allocates temporary memory and then returns it to the kernel as
189: device memory.
190: This causes kernel memory usage to be misrepresented, eventually
191: leading to a denial of service when a resource limit is apparently
192: reached.
1.6 sthen 193: <br>
1.55 deraadt 194: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/009_mpi.patch">
1.28 deraadt 195: A source code patch exists which remedies this problem.</a>
1.6 sthen 196: <p>
197:
1.55 deraadt 198: <li id="p010_openssl">
199: <strong>010: SECURITY FIX: April 14, 2010</strong>
1.29 deraadt 200: <i>All architectures</i><br>
1.55 deraadt 201: In TLS connections, certain incorrectly formatted records can cause
202: an OpenSSL client or server to crash due to a read attempt at NULL.
1.5 sthen 203: <br>
1.55 deraadt 204: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/010_openssl.patch">
1.28 deraadt 205: A source code patch exists which remedies this problem.</a>
1.5 sthen 206: <p>
207:
1.55 deraadt 208: <li id="p011_pfsync">
209: <strong>011: RELIABILITY FIX: May 14, 2010</strong>
1.29 deraadt 210: <i>All architectures</i><br>
1.55 deraadt 211: Incorrectly initialized state updates can cause pfsync update storms.
1.4 deraadt 212: <br>
1.55 deraadt 213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/011_pfsync.patch">
1.28 deraadt 214: A source code patch exists which remedies this problem.</a>
1.4 deraadt 215: <p>
216:
1.55 deraadt 217: <li id="p012_trunklacp">
218: <strong>012: RELIABILITY FIX: May 14, 2010</strong>
1.29 deraadt 219: <i>All architectures</i><br>
1.55 deraadt 220: Insufficient protection of the trunk interface queues may cause
221: LACP trunks to fail under load.
1.1 jasper 222: <br>
1.55 deraadt 223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/012_trunklacp.patch">
1.28 deraadt 224: A source code patch exists which remedies this problem.</a>
1.1 jasper 225: <p>
1.26 deraadt 226:
1.1 jasper 227: </ul>
228:
1.33 tedu 229: <hr>
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