Annotation of www/errata45.html, Revision 1.62
1.62 ! bentley 1: <!doctype html>
! 2: <html lang=en id=errata>
! 3: <meta charset=utf-8>
! 4:
1.50 tj 5: <title>OpenBSD 4.5 Errata</title>
1.1 djm 6: <meta name="description" content="the OpenBSD CD errata page">
1.49 deraadt 7: <meta name="viewport" content="width=device-width, initial-scale=1">
8: <link rel="stylesheet" type="text/css" href="openbsd.css">
1.52 tb 9: <link rel="canonical" href="https://www.openbsd.org/errata45.html">
1.1 djm 10:
1.39 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
15:
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>,
72: <a href="errata65.html">6.5</a>.
1.1 djm 73: <hr>
74:
1.36 deraadt 75: <p>
1.54 tj 76: Patches for the OpenBSD base system are distributed as unified diffs.
77: Each patch contains usage instructions.
78: All the following patches are also available in one
79: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">tar.gz file</a>
80: for convenience.
1.1 djm 81:
1.36 deraadt 82: <p>
1.54 tj 83: Patches for supported releases are also incorporated into the
1.55 tj 84: <a href="stable.html">-stable branch</a>.
1.36 deraadt 85:
1.1 djm 86: <hr>
87:
88: <ul>
1.56 tb 89: <li id="p016_openssl">
1.62 ! bentley 90: <strong>016: SECURITY FIX: April 14, 2010</strong>
1.37 deraadt 91: <i>All architectures</i><br>
1.23 jasper 92: In TLS connections, certain incorrectly formatted records can cause
93: an OpenSSL client or server to crash due to a read attempt at NULL.
94: <br>
1.53 tb 95: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 96: A source code patch exists which remedies this problem.</a>
1.23 jasper 97: <p>
1.22 jasper 98:
1.56 tb 99: <li id="p015_mpi">
1.62 ! bentley 100: <strong>015: RELIABILITY FIX: April 4, 2010</strong>
1.37 deraadt 101: <i>All architectures</i><br>
1.19 dlg 102: When updating sensors showing the state of RAID volumes
1.57 tb 103: <a href="https://man.openbsd.org/OpenBSD-4.5/mpi.4">mpi(4)</a>
1.19 dlg 104: allocates temporary memory and then returns it to the kernel as
105: device memory.
106: This causes kernel memory usage to be misrepresented, eventually
107: leading to a denial of service when a resource limit is apparently
108: reached.
109: <br>
1.53 tb 110: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 111: A source code patch exists which remedies this problem.</a>
1.19 dlg 112: <p>
113:
1.56 tb 114: <li id="p014_kerberos">
1.62 ! bentley 115: <strong>014: RELIABILITY FIX: March 31, 2010</strong>
1.37 deraadt 116: <i>All architectures</i><br>
1.18 jasper 117: When decrypting packets, the internal decryption functions were not
118: paranoid enough in checking for underruns, which could potentially
119: lead to crashes.
120: <br>
1.53 tb 121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 122: A source code patch exists which remedies this problem.</a>
1.18 jasper 123: <p>
124:
1.56 tb 125: <li id="p013_ftpd">
1.62 ! bentley 126: <strong>013: RELIABILITY FIX: March 12, 2010</strong>
1.37 deraadt 127: <i>All architectures</i><br>
1.17 jasper 128: Due to a null pointer dereference, it would be possible to crash ftpd when
129: handling glob(3)'ing requests. This is non-exploitable.
130: <br>
1.53 tb 131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 132: A source code patch exists which remedies this problem.</a>
1.17 jasper 133: <p>
134:
1.56 tb 135: <li id="p012_openssl">
1.62 ! bentley 136: <strong>012: SECURITY FIX: March 12, 2010</strong>
1.37 deraadt 137: <i>All architectures</i><br>
1.17 jasper 138: OpenSSL is susceptible to a buffer overflow due to a failure
139: to check for NULL returns from bn_wexpand function calls.
140: <br>
1.53 tb 141: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 142: A source code patch exists which remedies this problem.</a>
1.17 jasper 143: <p>
144:
1.56 tb 145: <li id="p011_ptrace">
1.62 ! bentley 146: <strong>011: RELIABILITY FIX: January 29, 2010</strong>
1.37 deraadt 147: <i>All architectures</i><br>
1.15 sthen 148: By using ptrace(2) on an ancestor process, a loop in the process tree
149: could be created, violating assumptions in other parts of the kernel
150: and resulting in infinite loops.
151: <br>
1.53 tb 152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.36 deraadt 153: A source code patch exists which remedies this problem.</a>
1.15 sthen 154: <p>
155:
1.56 tb 156: <li id="p010_openssl">
1.62 ! bentley 157: <strong>010: SECURITY FIX: November 26, 2009</strong>
1.37 deraadt 158: <i>All architectures</i><br>
1.14 sthen 159: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
160: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
161: OpenSSL permitted this protocol feature by default and had no way to
162: disable it.
163: <br>
1.53 tb 164: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 165: A source code patch exists which remedies this problem.</a>
1.14 sthen 166: <p>
167:
1.56 tb 168: <li id="p009_getsockopt">
1.62 ! bentley 169: <strong>009: RELIABILITY FIX: October 28, 2009</strong>
1.37 deraadt 170: <i>All architectures</i><br>
1.13 deraadt 171: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
172: IP_IPCOMP_LEVEL will crash the system.
173: <br>
1.53 tb 174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 175: A source code patch exists which remedies this problem.</a>
1.13 deraadt 176: <p>
177:
1.56 tb 178: <li id="p008_xmm">
1.62 ! bentley 179: <strong>008: RELIABILITY FIX: October 05, 2009</strong>
1.37 deraadt 180: <i>i386 only</i><br>
1.12 jsing 181: XMM exceptions are not correctly handled resulting in a kernel panic.
182: <br>
1.53 tb 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 184: A source code patch exists which remedies this problem.</a>
1.12 jsing 185: <p>
186:
1.56 tb 187: <li id="p007_bind">
1.62 ! bentley 188: <strong>007: RELIABILITY FIX: July 29, 2009</strong>
1.37 deraadt 189: <i>All architectures</i><br>
1.9 jasper 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.
194: <br>
1.53 tb 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>
1.9 jasper 197: <p>
198:
1.56 tb 199: <li id="p006_perl">
1.62 ! bentley 200: <strong>006: RELIABILITY FIX: June 24, 2009</strong>
1.37 deraadt 201: <i>All architectures</i><br>
1.8 fkr 202: An off-by-one error in the inflate function in Zlib.xs in the
203: 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>),
204: as used in AMaViS, SpamAssassin, and possibly other products,
205: allows context-dependent attackers to cause a denial of service
206: (hang or crash) via a crafted zlib compressed stream that
207: triggers a heap-based buffer overflow.
208: <br>
1.53 tb 209: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 210: A source code patch exists which remedies this problem.</a>
1.8 fkr 211: <p>
212:
1.1 djm 213:
1.56 tb 214: <li id="p005_audio">
1.62 ! bentley 215: <strong>005: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 216: <i>All architectures</i><br>
1.7 ratchov 217: On very high system load, an audio interrupt may occur while the
218: audio process is filling audio ring buffers. This triggers bogus
1.33 deraadt 219: (and useless) correction code in the
1.57 tb 220: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
1.7 ratchov 221: driver causing the audio application to go out of sync, and in turn causing
222: continuous stuttering until the application is restarted.
223: <br>
1.53 tb 224: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.36 deraadt 225: A source code patch exists which remedies this problem.</a>
1.7 ratchov 226: <p>
227:
1.56 tb 228: <li id="p004_aucat">
1.62 ! bentley 229: <strong>004: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 230: <i>All architectures</i><br>
1.7 ratchov 231: In server mode when in full-duplex mode (the default)
1.57 tb 232: <a href="https://man.openbsd.org/OpenBSD-4.5/aucat.1">aucat(1)</a>
1.7 ratchov 233: will send each synchronization message twice, causing client applications
234: to think that buffer underruns are occuring. Depending on the
235: application, this may cause the sound to stutter.
236: <br>
1.53 tb 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.36 deraadt 238: A source code patch exists which remedies this problem.</a>
1.7 ratchov 239: <p>
240:
1.56 tb 241: <li id="p003_bus_dma">
1.62 ! bentley 242: <strong>003: RELIABILITY FIX: April 24, 2009</strong>
1.37 deraadt 243: <i>i386 only</i><br>
1.7 ratchov 244: When DMA'able memory is mapped by device drivers, the
245: mapping flags and protection are partially uninitialized.
246: Depending on the calling context, this may cause devices to misbehave, like
1.57 tb 247: <a href="https://man.openbsd.org/OpenBSD-4.5/audio.4">audio(4)</a>
1.7 ratchov 248: to stutter, but other anomalies might be observed for other
249: device types.
250: <br>
1.53 tb 251: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 252: A source code patch exists which remedies this problem.</a>
1.7 ratchov 253: <p>
254:
1.56 tb 255: <li id="p002_pf">
1.62 ! bentley 256: <strong>002: RELIABILITY FIX: April 11, 2009</strong>
1.37 deraadt 257: <i>All architectures</i><br>
1.4 sthen 258: When pf attempts to perform translation on a specially crafted IP datagram,
259: a null pointer dereference will occur, resulting in a kernel panic.
260: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 261: <br>
1.4 sthen 262: Restricting translation rules to protocols that are specific to the IP version
263: in use, is an effective workaround until the patch can be installed. As an
264: example, for IPv4 nat/binat/rdr rules you can use:
265: <pre>
266: nat/rdr ... inet proto { tcp udp icmp } ...
267: </pre>
268: Or for IPv6 nat/binat/rdr rules you can use:
269: <pre>
270: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
271: </pre>
1.53 tb 272: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 273: A source code patch exists which remedies this problem.</a>
1.4 sthen 274: <p>
275:
1.56 tb 276: <li id="p001_openssl">
1.62 ! bentley 277: <strong>001: RELIABILITY FIX: April 8, 2009</strong>
1.37 deraadt 278: <i>All architectures</i><br>
1.1 djm 279: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.6 tobias 280: accesses through the use of certain invalid strings
1.1 djm 281: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
282: or under certain error conditions triggerable by invalid ASN.1 structures
283: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
284: These vulnerabilities could be exploited to achieve a
285: denial-of-service. A more detailed description of these problems is available
286: in the
287: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
288: Checking During CMS verification" relates to code not enabled in OpenBSD.
289: <br>
1.53 tb 290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.36 deraadt 291: A source code patch exists which remedies this problem.</a>
1.1 djm 292: <p>
293:
294: </ul>
295:
1.41 tedu 296: <hr>