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1.39 deraadt 18: <h2><font color="#e00000">
19: OpenBSD 4.5 errata
1.1 djm 20: </font></h2>
21:
22: <hr>
23: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
24: <br>
25: For errata on a certain release, click below:<br>
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>,
41: <a href="errata36.html">3.6</a>,
42: <br>
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>,
1.3 deraadt 49: <a href="errata43.html">4.3</a>,
1.10 deraadt 50: <a href="errata44.html">4.4</a>,
1.16 deraadt 51: <a href="errata46.html">4.6</a>,
1.26 deraadt 52: <a href="errata47.html">4.7</a>,
1.27 miod 53: <a href="errata48.html">4.8</a>,
1.28 nick 54: <a href="errata49.html">4.9</a>,
1.29 sthen 55: <a href="errata50.html">5.0</a>,
1.30 deraadt 56: <a href="errata51.html">5.1</a>,
1.31 deraadt 57: <a href="errata52.html">5.2</a>,
1.32 deraadt 58: <a href="errata53.html">5.3</a>,
1.35 deraadt 59: <br>
1.33 deraadt 60: <a href="errata54.html">5.4</a>,
1.38 jsg 61: <a href="errata55.html">5.5</a>,
1.42 deraadt 62: <a href="errata56.html">5.6</a>,
1.45 deraadt 63: <a href="errata57.html">5.7</a>,
1.46 ! deraadt 64: <a href="errata58.html">5.8</a>,
! 65: <a href="errata59.html">5.9</a>.
1.1 djm 66: <br>
67: <hr>
68:
1.25 sthen 69: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">
1.1 djm 70: You can also fetch a tar.gz file containing all the following patches</a>.
71: This file is updated once a day.
1.36 deraadt 72: <p>
1.1 djm 73:
1.36 deraadt 74: The patches below are available in CVS via the
1.1 djm 75: <code>OPENBSD_4_5</code> <a href="stable.html">patch branch</a>.
1.36 deraadt 76: <p>
1.1 djm 77:
78: For more detailed information on how to install patches to OpenBSD, please
79: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.36 deraadt 80: <p>
81:
1.1 djm 82: <hr>
83:
84: <ul>
1.40 bentley 85: <li id="016_openssl">
1.37 deraadt 86: <font color="#009000"><strong>016: SECURITY FIX: April 14, 2010</strong></font>
87: <i>All architectures</i><br>
1.23 jasper 88: In TLS connections, certain incorrectly formatted records can cause
89: an OpenSSL client or server to crash due to a read attempt at NULL.
90: <br>
1.25 sthen 91: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 92: A source code patch exists which remedies this problem.</a>
1.23 jasper 93: <p>
1.22 jasper 94:
1.40 bentley 95: <li id="015_mpi">
1.37 deraadt 96: <font color="#009000"><strong>015: RELIABILITY FIX: April 4, 2010</strong></font>
97: <i>All architectures</i><br>
1.19 dlg 98: When updating sensors showing the state of RAID volumes
99: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mpi&sektion=4">mpi(4)</a>
100: allocates temporary memory and then returns it to the kernel as
101: device memory.
102: This causes kernel memory usage to be misrepresented, eventually
103: leading to a denial of service when a resource limit is apparently
104: reached.
105: <br>
1.25 sthen 106: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 107: A source code patch exists which remedies this problem.</a>
1.19 dlg 108: <p>
109:
1.40 bentley 110: <li id="014_kerberos">
1.37 deraadt 111: <font color="#009000"><strong>014: RELIABILITY FIX: March 31, 2010</strong></font>
112: <i>All architectures</i><br>
1.18 jasper 113: When decrypting packets, the internal decryption functions were not
114: paranoid enough in checking for underruns, which could potentially
115: lead to crashes.
116: <br>
1.25 sthen 117: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 118: A source code patch exists which remedies this problem.</a>
1.18 jasper 119: <p>
120:
1.40 bentley 121: <li id="013_ftpd">
1.37 deraadt 122: <font color="#009000"><strong>013: RELIABILITY FIX: March 12, 2010</strong></font>
123: <i>All architectures</i><br>
1.17 jasper 124: Due to a null pointer dereference, it would be possible to crash ftpd when
125: handling glob(3)'ing requests. This is non-exploitable.
126: <br>
1.25 sthen 127: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 128: A source code patch exists which remedies this problem.</a>
1.17 jasper 129: <p>
130:
1.40 bentley 131: <li id="012_openssl">
1.37 deraadt 132: <font color="#009000"><strong>012: SECURITY FIX: March 12, 2010</strong></font>
133: <i>All architectures</i><br>
1.17 jasper 134: OpenSSL is susceptible to a buffer overflow due to a failure
135: to check for NULL returns from bn_wexpand function calls.
136: <br>
1.25 sthen 137: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 138: A source code patch exists which remedies this problem.</a>
1.17 jasper 139: <p>
140:
1.40 bentley 141: <li id="011_ptrace">
1.37 deraadt 142: <font color="#009000"><strong>011: RELIABILITY FIX: January 29, 2010</strong></font>
143: <i>All architectures</i><br>
1.15 sthen 144: By using ptrace(2) on an ancestor process, a loop in the process tree
145: could be created, violating assumptions in other parts of the kernel
146: and resulting in infinite loops.
147: <br>
1.25 sthen 148: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.36 deraadt 149: A source code patch exists which remedies this problem.</a>
1.15 sthen 150: <p>
151:
1.40 bentley 152: <li id="010_openssl">
1.37 deraadt 153: <font color="#009000"><strong>010: SECURITY FIX: November 26, 2009</strong></font>
154: <i>All architectures</i><br>
1.14 sthen 155: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
156: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
157: OpenSSL permitted this protocol feature by default and had no way to
158: disable it.
159: <br>
1.25 sthen 160: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 161: A source code patch exists which remedies this problem.</a>
1.14 sthen 162: <p>
163:
1.40 bentley 164: <li id="009_getsockopt">
1.37 deraadt 165: <font color="#009000"><strong>009: RELIABILITY FIX: October 28, 2009</strong></font>
166: <i>All architectures</i><br>
1.13 deraadt 167: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
168: IP_IPCOMP_LEVEL will crash the system.
169: <br>
1.25 sthen 170: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 171: A source code patch exists which remedies this problem.</a>
1.13 deraadt 172: <p>
173:
1.40 bentley 174: <li id="008_xmm">
1.37 deraadt 175: <font color="#009000"><strong>008: RELIABILITY FIX: October 05, 2009</strong></font>
176: <i>i386 only</i><br>
1.12 jsing 177: XMM exceptions are not correctly handled resulting in a kernel panic.
178: <br>
1.25 sthen 179: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 180: A source code patch exists which remedies this problem.</a>
1.12 jsing 181: <p>
182:
1.40 bentley 183: <li id="007_bind">
1.37 deraadt 184: <font color="#009000"><strong>007: RELIABILITY FIX: July 29, 2009</strong></font>
185: <i>All architectures</i><br>
1.9 jasper 186: A vulnerability has been found in BIND's named server
187: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
188: An attacker could crash a server with a specially crafted dynamic update message to a
189: zone for which the server is master.
190: <br>
1.25 sthen 191: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.36 deraadt 192: A source code patch exists which remedies this problem.</a>
1.9 jasper 193: <p>
194:
1.40 bentley 195: <li id="006_perl">
1.37 deraadt 196: <font color="#009000"><strong>006: RELIABILITY FIX: June 24, 2009</strong></font>
197: <i>All architectures</i><br>
1.8 fkr 198: An off-by-one error in the inflate function in Zlib.xs in the
199: 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>),
200: as used in AMaViS, SpamAssassin, and possibly other products,
201: allows context-dependent attackers to cause a denial of service
202: (hang or crash) via a crafted zlib compressed stream that
203: triggers a heap-based buffer overflow.
204: <br>
1.25 sthen 205: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 206: A source code patch exists which remedies this problem.</a>
1.8 fkr 207: <p>
208:
1.1 djm 209:
1.40 bentley 210: <li id="005_audio">
1.37 deraadt 211: <font color="#009000"><strong>005: RELIABILITY FIX: April 24, 2009</strong></font>
212: <i>All architectures</i><br>
1.7 ratchov 213: On very high system load, an audio interrupt may occur while the
214: audio process is filling audio ring buffers. This triggers bogus
1.33 deraadt 215: (and useless) correction code in the
1.7 ratchov 216: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
217: driver causing the audio application to go out of sync, and in turn causing
218: continuous stuttering until the application is restarted.
219: <br>
1.25 sthen 220: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.36 deraadt 221: A source code patch exists which remedies this problem.</a>
1.7 ratchov 222: <p>
223:
1.40 bentley 224: <li id="004_aucat">
1.37 deraadt 225: <font color="#009000"><strong>004: RELIABILITY FIX: April 24, 2009</strong></font>
226: <i>All architectures</i><br>
1.7 ratchov 227: In server mode when in full-duplex mode (the default)
228: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=aucat&sektion=1">aucat(1)</a>
229: will send each synchronization message twice, causing client applications
230: to think that buffer underruns are occuring. Depending on the
231: application, this may cause the sound to stutter.
232: <br>
1.25 sthen 233: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.36 deraadt 234: A source code patch exists which remedies this problem.</a>
1.7 ratchov 235: <p>
236:
1.40 bentley 237: <li id="003_bus_dma">
1.37 deraadt 238: <font color="#009000"><strong>003: RELIABILITY FIX: April 24, 2009</strong></font>
239: <i>i386 only</i><br>
1.7 ratchov 240: When DMA'able memory is mapped by device drivers, the
241: mapping flags and protection are partially uninitialized.
242: Depending on the calling context, this may cause devices to misbehave, like
243: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
244: to stutter, but other anomalies might be observed for other
245: device types.
246: <br>
1.25 sthen 247: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 248: A source code patch exists which remedies this problem.</a>
1.7 ratchov 249: <p>
250:
1.40 bentley 251: <li id="002_pf">
1.37 deraadt 252: <font color="#009000"><strong>002: RELIABILITY FIX: April 11, 2009</strong></font>
253: <i>All architectures</i><br>
1.4 sthen 254: When pf attempts to perform translation on a specially crafted IP datagram,
255: a null pointer dereference will occur, resulting in a kernel panic.
256: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 257: <br>
1.4 sthen 258: Restricting translation rules to protocols that are specific to the IP version
259: in use, is an effective workaround until the patch can be installed. As an
260: example, for IPv4 nat/binat/rdr rules you can use:
261: <pre>
262: nat/rdr ... inet proto { tcp udp icmp } ...
263: </pre>
264: Or for IPv6 nat/binat/rdr rules you can use:
265: <pre>
266: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
267: </pre>
1.25 sthen 268: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 269: A source code patch exists which remedies this problem.</a>
1.4 sthen 270: <p>
271:
1.40 bentley 272: <li id="001_openssl">
1.37 deraadt 273: <font color="#009000"><strong>001: RELIABILITY FIX: April 8, 2009</strong></font>
274: <i>All architectures</i><br>
1.1 djm 275: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.6 tobias 276: accesses through the use of certain invalid strings
1.1 djm 277: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
278: or under certain error conditions triggerable by invalid ASN.1 structures
279: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
280: These vulnerabilities could be exploited to achieve a
281: denial-of-service. A more detailed description of these problems is available
282: in the
283: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
284: Checking During CMS verification" relates to code not enabled in OpenBSD.
285: <br>
1.25 sthen 286: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.36 deraadt 287: A source code patch exists which remedies this problem.</a>
1.1 djm 288: <p>
289:
290: </ul>
291:
1.41 tedu 292: <hr>
293:
1.1 djm 294: </body>
295: </html>
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