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1.39 deraadt 11: <!--
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1.1 djm 16:
1.62 bentley 17: <h2 id=OpenBSD>
1.49 deraadt 18: <a href="index.html">
1.62 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.5 Errata
1.50 tj 21: </h2>
1.49 deraadt 22: <hr>
1.1 djm 23:
24: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
25: <br>
26: For errata on a certain release, click below:<br>
1.65 schwarze 27: <a href="errata20.html">2.0</a>,
1.1 djm 28: <a href="errata21.html">2.1</a>,
29: <a href="errata22.html">2.2</a>,
30: <a href="errata23.html">2.3</a>,
31: <a href="errata24.html">2.4</a>,
32: <a href="errata25.html">2.5</a>,
33: <a href="errata26.html">2.6</a>,
34: <a href="errata27.html">2.7</a>,
35: <a href="errata28.html">2.8</a>,
36: <a href="errata29.html">2.9</a>,
37: <a href="errata30.html">3.0</a>,
38: <a href="errata31.html">3.1</a>,
39: <a href="errata32.html">3.2</a>,
40: <a href="errata33.html">3.3</a>,
41: <a href="errata34.html">3.4</a>,
42: <a href="errata35.html">3.5</a>,
1.65 schwarze 43: <br>
1.1 djm 44: <a href="errata36.html">3.6</a>,
45: <a href="errata37.html">3.7</a>,
46: <a href="errata38.html">3.8</a>,
47: <a href="errata39.html">3.9</a>,
48: <a href="errata40.html">4.0</a>,
49: <a href="errata41.html">4.1</a>,
50: <a href="errata42.html">4.2</a>,
1.3 deraadt 51: <a href="errata43.html">4.3</a>,
1.10 deraadt 52: <a href="errata44.html">4.4</a>,
1.16 deraadt 53: <a href="errata46.html">4.6</a>,
1.26 deraadt 54: <a href="errata47.html">4.7</a>,
1.27 miod 55: <a href="errata48.html">4.8</a>,
1.28 nick 56: <a href="errata49.html">4.9</a>,
1.29 sthen 57: <a href="errata50.html">5.0</a>,
1.30 deraadt 58: <a href="errata51.html">5.1</a>,
1.31 deraadt 59: <a href="errata52.html">5.2</a>,
1.65 schwarze 60: <br>
1.32 deraadt 61: <a href="errata53.html">5.3</a>,
1.33 deraadt 62: <a href="errata54.html">5.4</a>,
1.38 jsg 63: <a href="errata55.html">5.5</a>,
1.42 deraadt 64: <a href="errata56.html">5.6</a>,
1.45 deraadt 65: <a href="errata57.html">5.7</a>,
1.46 deraadt 66: <a href="errata58.html">5.8</a>,
1.51 deraadt 67: <a href="errata59.html">5.9</a>,
1.54 tj 68: <a href="errata60.html">6.0</a>,
1.58 deraadt 69: <a href="errata61.html">6.1</a>,
1.59 deraadt 70: <a href="errata62.html">6.2</a>,
1.60 deraadt 71: <a href="errata63.html">6.3</a>,
1.61 deraadt 72: <a href="errata64.html">6.4</a>,
1.64 deraadt 73: <a href="errata65.html">6.5</a>,
1.66 ! deraadt 74: <a href="errata66.html">6.6</a>,
! 75: <a href="errata67.html">6.7</a>.
1.1 djm 76: <hr>
77:
1.36 deraadt 78: <p>
1.54 tj 79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch contains usage instructions.
81: All the following patches are also available in one
82: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">tar.gz file</a>
83: for convenience.
1.1 djm 84:
1.36 deraadt 85: <p>
1.54 tj 86: Patches for supported releases are also incorporated into the
1.55 tj 87: <a href="stable.html">-stable branch</a>.
1.36 deraadt 88:
1.1 djm 89: <hr>
90:
91: <ul>
1.22 jasper 92:
1.63 deraadt 93: <li id="p001_openssl">
94: <strong>001: RELIABILITY FIX: April 8, 2009</strong>
1.37 deraadt 95: <i>All architectures</i><br>
1.63 deraadt 96: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
97: accesses through the use of certain invalid strings
98: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
99: or under certain error conditions triggerable by invalid ASN.1 structures
100: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
101: These vulnerabilities could be exploited to achieve a
102: denial-of-service. A more detailed description of these problems is available
103: in the
104: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
105: Checking During CMS verification" relates to code not enabled in OpenBSD.
1.19 dlg 106: <br>
1.63 deraadt 107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.36 deraadt 108: A source code patch exists which remedies this problem.</a>
1.19 dlg 109: <p>
110:
1.63 deraadt 111: <li id="p002_pf">
112: <strong>002: RELIABILITY FIX: April 11, 2009</strong>
1.37 deraadt 113: <i>All architectures</i><br>
1.63 deraadt 114: When pf attempts to perform translation on a specially crafted IP datagram,
115: a null pointer dereference will occur, resulting in a kernel panic.
116: In certain configurations this may be triggered by a remote attacker.
1.18 jasper 117: <br>
1.63 deraadt 118: Restricting translation rules to protocols that are specific to the IP version
119: in use, is an effective workaround until the patch can be installed. As an
120: example, for IPv4 nat/binat/rdr rules you can use:
121: <pre>
122: nat/rdr ... inet proto { tcp udp icmp } ...
123: </pre>
124: Or for IPv6 nat/binat/rdr rules you can use:
125: <pre>
126: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
127: </pre>
128: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 129: A source code patch exists which remedies this problem.</a>
1.18 jasper 130: <p>
131:
1.63 deraadt 132: <li id="p003_bus_dma">
133: <strong>003: RELIABILITY FIX: April 24, 2009</strong>
134: <i>i386 only</i><br>
135: When DMA'able memory is mapped by device drivers, the
136: mapping flags and protection are partially uninitialized.
137: Depending on the calling context, this may cause devices to misbehave, like
138: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
139: to stutter, but other anomalies might be observed for other
140: device types.
1.17 jasper 141: <br>
1.63 deraadt 142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 143: A source code patch exists which remedies this problem.</a>
1.17 jasper 144: <p>
145:
1.63 deraadt 146: <li id="p004_aucat">
147: <strong>004: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 148: <i>All architectures</i><br>
1.63 deraadt 149: In server mode when in full-duplex mode (the default)
150: <a href="https://man.openbsd.org/OpenBSD-4.5/aucat.1">aucat(1)</a>
151: will send each synchronization message twice, causing client applications
152: to think that buffer underruns are occuring. Depending on the
153: application, this may cause the sound to stutter.
1.17 jasper 154: <br>
1.63 deraadt 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.36 deraadt 156: A source code patch exists which remedies this problem.</a>
1.17 jasper 157: <p>
158:
1.63 deraadt 159: <li id="p005_audio">
160: <strong>005: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 161: <i>All architectures</i><br>
1.63 deraadt 162: On very high system load, an audio interrupt may occur while the
163: audio process is filling audio ring buffers. This triggers bogus
164: (and useless) correction code in the
165: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
166: driver causing the audio application to go out of sync, and in turn causing
167: continuous stuttering until the application is restarted.
1.15 sthen 168: <br>
1.63 deraadt 169: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.36 deraadt 170: A source code patch exists which remedies this problem.</a>
1.15 sthen 171: <p>
172:
1.63 deraadt 173: <li id="p006_perl">
174: <strong>006: RELIABILITY FIX: June 24, 2009</strong>
1.37 deraadt 175: <i>All architectures</i><br>
1.63 deraadt 176: An off-by-one error in the inflate function in Zlib.xs in the
177: Compress::Raw::Zlib perl module before 2.017 (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-1391">CVE-2009-1391</a>),
178: as used in AMaViS, SpamAssassin, and possibly other products,
179: allows context-dependent attackers to cause a denial of service
180: (hang or crash) via a crafted zlib compressed stream that
181: triggers a heap-based buffer overflow.
1.14 sthen 182: <br>
1.63 deraadt 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 184: A source code patch exists which remedies this problem.</a>
1.14 sthen 185: <p>
186:
1.63 deraadt 187: <li id="p007_bind">
188: <strong>007: RELIABILITY FIX: July 29, 2009</strong>
1.37 deraadt 189: <i>All architectures</i><br>
1.63 deraadt 190: A vulnerability has been found in BIND's named server
191: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
192: An attacker could crash a server with a specially crafted dynamic update message to a
193: zone for which the server is master.
1.13 deraadt 194: <br>
1.63 deraadt 195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.36 deraadt 196: A source code patch exists which remedies this problem.</a>
1.13 deraadt 197: <p>
198:
1.56 tb 199: <li id="p008_xmm">
1.62 bentley 200: <strong>008: RELIABILITY FIX: October 05, 2009</strong>
1.37 deraadt 201: <i>i386 only</i><br>
1.12 jsing 202: XMM exceptions are not correctly handled resulting in a kernel panic.
203: <br>
1.53 tb 204: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 205: A source code patch exists which remedies this problem.</a>
1.12 jsing 206: <p>
207:
1.63 deraadt 208: <li id="p009_getsockopt">
209: <strong>009: RELIABILITY FIX: October 28, 2009</strong>
1.37 deraadt 210: <i>All architectures</i><br>
1.63 deraadt 211: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
212: IP_IPCOMP_LEVEL will crash the system.
1.9 jasper 213: <br>
1.63 deraadt 214: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 215: A source code patch exists which remedies this problem.</a>
1.9 jasper 216: <p>
217:
1.63 deraadt 218: <li id="p010_openssl">
219: <strong>010: SECURITY FIX: November 26, 2009</strong>
1.37 deraadt 220: <i>All architectures</i><br>
1.63 deraadt 221: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
222: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
223: OpenSSL permitted this protocol feature by default and had no way to
224: disable it.
1.8 fkr 225: <br>
1.63 deraadt 226: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 227: A source code patch exists which remedies this problem.</a>
1.8 fkr 228: <p>
229:
1.63 deraadt 230: <li id="p011_ptrace">
231: <strong>011: RELIABILITY FIX: January 29, 2010</strong>
232: <i>All architectures</i><br>
233: By using ptrace(2) on an ancestor process, a loop in the process tree
234: could be created, violating assumptions in other parts of the kernel
235: and resulting in infinite loops.
236: <br>
237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
238: A source code patch exists which remedies this problem.</a>
239: <p>
1.1 djm 240:
1.63 deraadt 241: <li id="p012_openssl">
242: <strong>012: SECURITY FIX: March 12, 2010</strong>
1.37 deraadt 243: <i>All architectures</i><br>
1.63 deraadt 244: OpenSSL is susceptible to a buffer overflow due to a failure
245: to check for NULL returns from bn_wexpand function calls.
1.7 ratchov 246: <br>
1.63 deraadt 247: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 248: A source code patch exists which remedies this problem.</a>
1.7 ratchov 249: <p>
250:
1.63 deraadt 251: <li id="p013_ftpd">
252: <strong>013: RELIABILITY FIX: March 12, 2010</strong>
1.37 deraadt 253: <i>All architectures</i><br>
1.63 deraadt 254: Due to a null pointer dereference, it would be possible to crash ftpd when
255: handling glob(3)'ing requests. This is non-exploitable.
1.7 ratchov 256: <br>
1.63 deraadt 257: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 258: A source code patch exists which remedies this problem.</a>
1.7 ratchov 259: <p>
260:
1.63 deraadt 261: <li id="p014_kerberos">
262: <strong>014: RELIABILITY FIX: March 31, 2010</strong>
263: <i>All architectures</i><br>
264: When decrypting packets, the internal decryption functions were not
265: paranoid enough in checking for underruns, which could potentially
266: lead to crashes.
1.7 ratchov 267: <br>
1.63 deraadt 268: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 269: A source code patch exists which remedies this problem.</a>
1.7 ratchov 270: <p>
271:
1.63 deraadt 272: <li id="p015_mpi">
273: <strong>015: RELIABILITY FIX: April 4, 2010</strong>
1.37 deraadt 274: <i>All architectures</i><br>
1.63 deraadt 275: When updating sensors showing the state of RAID volumes
276: <a href="https://man.openbsd.org/OpenBSD-4.5/mpi.4">mpi(4)</a>
277: allocates temporary memory and then returns it to the kernel as
278: device memory.
279: This causes kernel memory usage to be misrepresented, eventually
280: leading to a denial of service when a resource limit is apparently
281: reached.
1.5 sthen 282: <br>
1.63 deraadt 283: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 284: A source code patch exists which remedies this problem.</a>
1.4 sthen 285: <p>
286:
1.63 deraadt 287: <li id="p016_openssl">
288: <strong>016: SECURITY FIX: April 14, 2010</strong>
1.37 deraadt 289: <i>All architectures</i><br>
1.63 deraadt 290: In TLS connections, certain incorrectly formatted records can cause
291: an OpenSSL client or server to crash due to a read attempt at NULL.
1.1 djm 292: <br>
1.63 deraadt 293: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 294: A source code patch exists which remedies this problem.</a>
1.1 djm 295: <p>
296:
297: </ul>
298:
1.41 tedu 299: <hr>
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