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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>,
1.67 deraadt 75: <a href="errata67.html">6.7</a>,
1.69 deraadt 76: <a href="errata68.html">6.8</a>,
1.70 ! tj 77: <br>
1.69 deraadt 78: <a href="errata69.html">6.9</a>.
1.1 djm 79: <hr>
80:
1.36 deraadt 81: <p>
1.54 tj 82: Patches for the OpenBSD base system are distributed as unified diffs.
83: Each patch contains usage instructions.
84: All the following patches are also available in one
85: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">tar.gz file</a>
86: for convenience.
1.1 djm 87:
1.36 deraadt 88: <p>
1.54 tj 89: Patches for supported releases are also incorporated into the
1.55 tj 90: <a href="stable.html">-stable branch</a>.
1.36 deraadt 91:
1.1 djm 92: <hr>
93:
94: <ul>
1.22 jasper 95:
1.63 deraadt 96: <li id="p001_openssl">
97: <strong>001: RELIABILITY FIX: April 8, 2009</strong>
1.37 deraadt 98: <i>All architectures</i><br>
1.63 deraadt 99: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
100: accesses through the use of certain invalid strings
101: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
102: or under certain error conditions triggerable by invalid ASN.1 structures
103: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
104: These vulnerabilities could be exploited to achieve a
105: denial-of-service. A more detailed description of these problems is available
106: in the
107: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
108: Checking During CMS verification" relates to code not enabled in OpenBSD.
1.19 dlg 109: <br>
1.63 deraadt 110: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.36 deraadt 111: A source code patch exists which remedies this problem.</a>
1.19 dlg 112: <p>
113:
1.63 deraadt 114: <li id="p002_pf">
115: <strong>002: RELIABILITY FIX: April 11, 2009</strong>
1.37 deraadt 116: <i>All architectures</i><br>
1.63 deraadt 117: When pf attempts to perform translation on a specially crafted IP datagram,
118: a null pointer dereference will occur, resulting in a kernel panic.
119: In certain configurations this may be triggered by a remote attacker.
1.18 jasper 120: <br>
1.63 deraadt 121: Restricting translation rules to protocols that are specific to the IP version
122: in use, is an effective workaround until the patch can be installed. As an
123: example, for IPv4 nat/binat/rdr rules you can use:
124: <pre>
125: nat/rdr ... inet proto { tcp udp icmp } ...
126: </pre>
127: Or for IPv6 nat/binat/rdr rules you can use:
128: <pre>
129: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
130: </pre>
131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 132: A source code patch exists which remedies this problem.</a>
1.18 jasper 133: <p>
134:
1.63 deraadt 135: <li id="p003_bus_dma">
136: <strong>003: RELIABILITY FIX: April 24, 2009</strong>
137: <i>i386 only</i><br>
138: When DMA'able memory is mapped by device drivers, the
139: mapping flags and protection are partially uninitialized.
140: Depending on the calling context, this may cause devices to misbehave, like
141: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
142: to stutter, but other anomalies might be observed for other
143: device types.
1.17 jasper 144: <br>
1.63 deraadt 145: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 146: A source code patch exists which remedies this problem.</a>
1.17 jasper 147: <p>
148:
1.63 deraadt 149: <li id="p004_aucat">
150: <strong>004: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 151: <i>All architectures</i><br>
1.63 deraadt 152: In server mode when in full-duplex mode (the default)
153: <a href="https://man.openbsd.org/OpenBSD-4.5/aucat.1">aucat(1)</a>
154: will send each synchronization message twice, causing client applications
1.68 jsg 155: to think that buffer underruns are occurring. Depending on the
1.63 deraadt 156: application, this may cause the sound to stutter.
1.17 jasper 157: <br>
1.63 deraadt 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.36 deraadt 159: A source code patch exists which remedies this problem.</a>
1.17 jasper 160: <p>
161:
1.63 deraadt 162: <li id="p005_audio">
163: <strong>005: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 164: <i>All architectures</i><br>
1.63 deraadt 165: On very high system load, an audio interrupt may occur while the
166: audio process is filling audio ring buffers. This triggers bogus
167: (and useless) correction code in the
168: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
169: driver causing the audio application to go out of sync, and in turn causing
170: continuous stuttering until the application is restarted.
1.15 sthen 171: <br>
1.63 deraadt 172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.36 deraadt 173: A source code patch exists which remedies this problem.</a>
1.15 sthen 174: <p>
175:
1.63 deraadt 176: <li id="p006_perl">
177: <strong>006: RELIABILITY FIX: June 24, 2009</strong>
1.37 deraadt 178: <i>All architectures</i><br>
1.63 deraadt 179: An off-by-one error in the inflate function in Zlib.xs in the
180: 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>),
181: as used in AMaViS, SpamAssassin, and possibly other products,
182: allows context-dependent attackers to cause a denial of service
183: (hang or crash) via a crafted zlib compressed stream that
184: triggers a heap-based buffer overflow.
1.14 sthen 185: <br>
1.63 deraadt 186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 187: A source code patch exists which remedies this problem.</a>
1.14 sthen 188: <p>
189:
1.63 deraadt 190: <li id="p007_bind">
191: <strong>007: RELIABILITY FIX: July 29, 2009</strong>
1.37 deraadt 192: <i>All architectures</i><br>
1.63 deraadt 193: A vulnerability has been found in BIND's named server
194: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
195: An attacker could crash a server with a specially crafted dynamic update message to a
196: zone for which the server is master.
1.13 deraadt 197: <br>
1.63 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.36 deraadt 199: A source code patch exists which remedies this problem.</a>
1.13 deraadt 200: <p>
201:
1.56 tb 202: <li id="p008_xmm">
1.62 bentley 203: <strong>008: RELIABILITY FIX: October 05, 2009</strong>
1.37 deraadt 204: <i>i386 only</i><br>
1.12 jsing 205: XMM exceptions are not correctly handled resulting in a kernel panic.
206: <br>
1.53 tb 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 208: A source code patch exists which remedies this problem.</a>
1.12 jsing 209: <p>
210:
1.63 deraadt 211: <li id="p009_getsockopt">
212: <strong>009: RELIABILITY FIX: October 28, 2009</strong>
1.37 deraadt 213: <i>All architectures</i><br>
1.63 deraadt 214: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
215: IP_IPCOMP_LEVEL will crash the system.
1.9 jasper 216: <br>
1.63 deraadt 217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 218: A source code patch exists which remedies this problem.</a>
1.9 jasper 219: <p>
220:
1.63 deraadt 221: <li id="p010_openssl">
222: <strong>010: SECURITY FIX: November 26, 2009</strong>
1.37 deraadt 223: <i>All architectures</i><br>
1.63 deraadt 224: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
225: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
226: OpenSSL permitted this protocol feature by default and had no way to
227: disable it.
1.8 fkr 228: <br>
1.63 deraadt 229: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 230: A source code patch exists which remedies this problem.</a>
1.8 fkr 231: <p>
232:
1.63 deraadt 233: <li id="p011_ptrace">
234: <strong>011: RELIABILITY FIX: January 29, 2010</strong>
235: <i>All architectures</i><br>
236: By using ptrace(2) on an ancestor process, a loop in the process tree
237: could be created, violating assumptions in other parts of the kernel
238: and resulting in infinite loops.
239: <br>
240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
241: A source code patch exists which remedies this problem.</a>
242: <p>
1.1 djm 243:
1.63 deraadt 244: <li id="p012_openssl">
245: <strong>012: SECURITY FIX: March 12, 2010</strong>
1.37 deraadt 246: <i>All architectures</i><br>
1.63 deraadt 247: OpenSSL is susceptible to a buffer overflow due to a failure
248: to check for NULL returns from bn_wexpand function calls.
1.7 ratchov 249: <br>
1.63 deraadt 250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 251: A source code patch exists which remedies this problem.</a>
1.7 ratchov 252: <p>
253:
1.63 deraadt 254: <li id="p013_ftpd">
255: <strong>013: RELIABILITY FIX: March 12, 2010</strong>
1.37 deraadt 256: <i>All architectures</i><br>
1.63 deraadt 257: Due to a null pointer dereference, it would be possible to crash ftpd when
258: handling glob(3)'ing requests. This is non-exploitable.
1.7 ratchov 259: <br>
1.63 deraadt 260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 261: A source code patch exists which remedies this problem.</a>
1.7 ratchov 262: <p>
263:
1.63 deraadt 264: <li id="p014_kerberos">
265: <strong>014: RELIABILITY FIX: March 31, 2010</strong>
266: <i>All architectures</i><br>
267: When decrypting packets, the internal decryption functions were not
268: paranoid enough in checking for underruns, which could potentially
269: lead to crashes.
1.7 ratchov 270: <br>
1.63 deraadt 271: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 272: A source code patch exists which remedies this problem.</a>
1.7 ratchov 273: <p>
274:
1.63 deraadt 275: <li id="p015_mpi">
276: <strong>015: RELIABILITY FIX: April 4, 2010</strong>
1.37 deraadt 277: <i>All architectures</i><br>
1.63 deraadt 278: When updating sensors showing the state of RAID volumes
279: <a href="https://man.openbsd.org/OpenBSD-4.5/mpi.4">mpi(4)</a>
280: allocates temporary memory and then returns it to the kernel as
281: device memory.
282: This causes kernel memory usage to be misrepresented, eventually
283: leading to a denial of service when a resource limit is apparently
284: reached.
1.5 sthen 285: <br>
1.63 deraadt 286: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 287: A source code patch exists which remedies this problem.</a>
1.4 sthen 288: <p>
289:
1.63 deraadt 290: <li id="p016_openssl">
291: <strong>016: SECURITY FIX: April 14, 2010</strong>
1.37 deraadt 292: <i>All architectures</i><br>
1.63 deraadt 293: In TLS connections, certain incorrectly formatted records can cause
294: an OpenSSL client or server to crash due to a read attempt at NULL.
1.1 djm 295: <br>
1.63 deraadt 296: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 297: A source code patch exists which remedies this problem.</a>
1.1 djm 298: <p>
299:
300: </ul>
301:
1.41 tedu 302: <hr>
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