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