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1.42 tj 5: <title>OpenBSD 4.6 Errata</title>
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1.31 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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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>,
! 74: <a href="errata68.html">6.8</a>.
1.1 jasper 75: <hr>
76:
1.28 deraadt 77: <p>
1.46 tj 78: Patches for the OpenBSD base system are distributed as unified diffs.
79: Each patch contains usage instructions.
80: All the following patches are also available in one
81: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6.tar.gz">tar.gz file</a>
82: for convenience.
1.1 jasper 83:
1.28 deraadt 84: <p>
1.46 tj 85: Patches for supported releases are also incorporated into the
1.47 tj 86: <a href="stable.html">-stable branch</a>.
1.28 deraadt 87:
1.1 jasper 88: <hr>
89:
90: <ul>
1.55 deraadt 91:
92: <li id="p001_bind">
93: <strong>001: RELIABILITY FIX: July 29, 2009</strong>
1.29 deraadt 94: <i>All architectures</i><br>
1.55 deraadt 95: A vulnerability has been found in BIND's named server
96: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
97: An attacker could crash a server with a specially crafted dynamic update message to a
98: zone for which the server is master.
99: <br>
100: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/001_bind.patch">
101: A source code patch exists which remedies this problem.</a>
102: <p>
103:
104: <li id="p002_xmm">
105: <strong>002: RELIABILITY FIX: October 05, 2009</strong>
106: <i>i386 only</i><br>
107: XMM exceptions are not correctly handled resulting in a kernel panic.
1.15 stephan 108: <br>
1.55 deraadt 109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/i386/002_xmm.patch">
1.28 deraadt 110: A source code patch exists which remedies this problem.</a>
1.15 stephan 111: <p>
112:
1.55 deraadt 113: <li id="p003_getsockopt">
114: <strong>003: RELIABILITY FIX: October 28, 2009</strong>
1.29 deraadt 115: <i>All architectures</i><br>
1.55 deraadt 116: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
117: IP_IPCOMP_LEVEL will crash the system.
1.15 stephan 118: <br>
1.55 deraadt 119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/003_getsockopt.patch">
1.28 deraadt 120: A source code patch exists which remedies this problem.</a>
1.15 stephan 121: <p>
122:
1.55 deraadt 123: <li id="p004_openssl">
124: <strong>004: SECURITY FIX: November 26, 2009</strong>
1.29 deraadt 125: <i>All architectures</i><br>
1.55 deraadt 126: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
127: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
128: OpenSSL permitted this protocol feature by default and had no way to
129: disable it.
1.14 jasper 130: <br>
1.55 deraadt 131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/004_openssl.patch">
1.28 deraadt 132: A source code patch exists which remedies this problem.</a>
1.14 jasper 133: <p>
134:
1.55 deraadt 135: <li id="p005_ptrace">
136: <strong>005: RELIABILITY FIX: January 29, 2010</strong>
1.29 deraadt 137: <i>All architectures</i><br>
1.55 deraadt 138: By using ptrace(2) on an ancestor process, a loop in the process tree
139: could be created, violating assumptions in other parts of the kernel
140: and resulting in infinite loops.
1.11 dlg 141: <br>
1.55 deraadt 142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/005_ptrace.patch">
1.28 deraadt 143: A source code patch exists which remedies this problem.</a>
1.11 dlg 144: <p>
145:
1.55 deraadt 146: <li id="p006_openssl">
147: <strong>006: SECURITY FIX: March 12, 2010</strong>
1.29 deraadt 148: <i>All architectures</i><br>
1.55 deraadt 149: OpenSSL is susceptible to a buffer overflow due to a failure
150: to check for NULL returns from bn_wexpand function calls.
1.10 jasper 151: <br>
1.55 deraadt 152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/006_openssl.patch">
1.28 deraadt 153: A source code patch exists which remedies this problem.</a>
1.10 jasper 154: <p>
155:
1.48 tb 156: <li id="p007_ftpd">
1.54 bentley 157: <strong>007: RELIABILITY FIX: March 12, 2010</strong>
1.29 deraadt 158: <i>All architectures</i><br>
1.8 jasper 159: Due to a null pointer dereference, it would be possible to crash ftpd when
160: handling glob(3)'ing requests. This is non-exploitable.
161: <br>
1.45 tb 162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/007_ftpd.patch">
1.28 deraadt 163: A source code patch exists which remedies this problem.</a>
1.8 jasper 164: <p>
165:
1.55 deraadt 166: <li id="p008_kerberos">
167: <strong>008: RELIABILITY FIX: March 31, 2010</strong>
1.29 deraadt 168: <i>All architectures</i><br>
1.55 deraadt 169: When decrypting packets, the internal decryption functions were not
170: paranoid enough in checking for underruns, which could potentially
171: lead to crashes.
1.8 jasper 172: <br>
1.55 deraadt 173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/008_kerberos.patch">
1.28 deraadt 174: A source code patch exists which remedies this problem.</a>
1.8 jasper 175: <p>
176:
1.55 deraadt 177: <li id="p009_mpi">
178: <strong>009: RELIABILITY FIX: April 4, 2010</strong>
1.29 deraadt 179: <i>All architectures</i><br>
1.55 deraadt 180: When updating sensors showing the state of RAID volumes
181: <a href="https://man.openbsd.org/OpenBSD-4.6/mpi.4">mpi(4)</a>
182: allocates temporary memory and then returns it to the kernel as
183: device memory.
184: This causes kernel memory usage to be misrepresented, eventually
185: leading to a denial of service when a resource limit is apparently
186: reached.
1.6 sthen 187: <br>
1.55 deraadt 188: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/009_mpi.patch">
1.28 deraadt 189: A source code patch exists which remedies this problem.</a>
1.6 sthen 190: <p>
191:
1.55 deraadt 192: <li id="p010_openssl">
193: <strong>010: SECURITY FIX: April 14, 2010</strong>
1.29 deraadt 194: <i>All architectures</i><br>
1.55 deraadt 195: In TLS connections, certain incorrectly formatted records can cause
196: an OpenSSL client or server to crash due to a read attempt at NULL.
1.5 sthen 197: <br>
1.55 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/010_openssl.patch">
1.28 deraadt 199: A source code patch exists which remedies this problem.</a>
1.5 sthen 200: <p>
201:
1.55 deraadt 202: <li id="p011_pfsync">
203: <strong>011: RELIABILITY FIX: May 14, 2010</strong>
1.29 deraadt 204: <i>All architectures</i><br>
1.55 deraadt 205: Incorrectly initialized state updates can cause pfsync update storms.
1.4 deraadt 206: <br>
1.55 deraadt 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/011_pfsync.patch">
1.28 deraadt 208: A source code patch exists which remedies this problem.</a>
1.4 deraadt 209: <p>
210:
1.55 deraadt 211: <li id="p012_trunklacp">
212: <strong>012: RELIABILITY FIX: May 14, 2010</strong>
1.29 deraadt 213: <i>All architectures</i><br>
1.55 deraadt 214: Insufficient protection of the trunk interface queues may cause
215: LACP trunks to fail under load.
1.1 jasper 216: <br>
1.55 deraadt 217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.6/common/012_trunklacp.patch">
1.28 deraadt 218: A source code patch exists which remedies this problem.</a>
1.1 jasper 219: <p>
1.26 deraadt 220:
1.1 jasper 221: </ul>
222:
1.33 tedu 223: <hr>
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