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17: <h2><font color="#0000e0">
18: This is the OpenBSD 4.5 release errata & patch list:
19:
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>,
! 59: <a href="errata54.html">5.4</a>.
1.1 djm 60: <br>
61: <hr>
62:
1.25 sthen 63: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">
1.1 djm 64: You can also fetch a tar.gz file containing all the following patches</a>.
65: This file is updated once a day.
66:
67: <p> The patches below are available in CVS via the
68: <code>OPENBSD_4_5</code> <a href="stable.html">patch branch</a>.
69:
70: <p>
71: For more detailed information on how to install patches to OpenBSD, please
72: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
73: <hr>
74:
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94:
95: <ul>
1.23 jasper 96: <li><a name="016_openssl"></a>
97: <font color="#009000"><strong>016: SECURITY FIX: April 14, 2010</strong></font> <i>All architectures</i><br>
98: In TLS connections, certain incorrectly formatted records can cause
99: an OpenSSL client or server to crash due to a read attempt at NULL.
100: <br>
1.25 sthen 101: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.23 jasper 102: A source code patch exists which remedies this problem</a>.<br>
103: <p>
1.22 jasper 104:
1.19 dlg 105: <li><a name="015_mpi"></a>
106: <font color="#009000"><strong>015: RELIABILITY FIX: April 4, 2010</strong></font> <i>All architectures</i><br>
107: When updating sensors showing the state of RAID volumes
108: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mpi&sektion=4">mpi(4)</a>
109: allocates temporary memory and then returns it to the kernel as
110: device memory.
111: This causes kernel memory usage to be misrepresented, eventually
112: leading to a denial of service when a resource limit is apparently
113: reached.
114: <br>
1.25 sthen 115: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.19 dlg 116: A source code patch exists which remedies this problem</a>.<br>
117: <p>
118:
1.18 jasper 119: <li><a name="014_kerberos"></a>
120: <font color="#009000"><strong>014: RELIABILITY FIX: March 31, 2010</strong></font> <i>All architectures</i><br>
121: When decrypting packets, the internal decryption functions were not
122: paranoid enough in checking for underruns, which could potentially
123: lead to crashes.
124: <br>
1.25 sthen 125: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.18 jasper 126: A source code patch exists which remedies this problem</a>.<br>
127: <p>
128:
1.17 jasper 129: <li><a name="013_ftpd"></a>
130: <font color="#009000"><strong>013: RELIABILITY FIX: March 12, 2010</strong></font> <i>All architectures</i><br>
131: Due to a null pointer dereference, it would be possible to crash ftpd when
132: handling glob(3)'ing requests. This is non-exploitable.
133: <br>
1.25 sthen 134: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.17 jasper 135: A source code patch exists which remedies this problem</a>.<br>
136: <p>
137:
138: <li><a name="012_openssl"></a>
139: <font color="#009000"><strong>012: SECURITY FIX: March 12, 2010</strong></font> <i>All architectures</i><br>
140: OpenSSL is susceptible to a buffer overflow due to a failure
141: to check for NULL returns from bn_wexpand function calls.
142: <br>
1.25 sthen 143: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.17 jasper 144: A source code patch exists which remedies this problem</a>.<br>
145: <p>
146:
1.15 sthen 147: <li><a name="011_ptrace"></a>
148: <font color="#009000"><strong>011: RELIABILITY FIX: January 29, 2010</strong></font> <i>All architectures</i><br>
149: By using ptrace(2) on an ancestor process, a loop in the process tree
150: could be created, violating assumptions in other parts of the kernel
151: and resulting in infinite loops.
152: <br>
1.25 sthen 153: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.15 sthen 154: A source code patch exists which remedies this problem</a>.<br>
155: <p>
156:
1.14 sthen 157: <li><a name="010_openssl"></a>
158: <font color="#009000"><strong>010: SECURITY FIX: November 26, 2009</strong></font> <i>All architectures</i><br>
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>
1.25 sthen 164: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.14 sthen 165: A source code patch exists which remedies this problem</a>.<br>
166: <p>
167:
1.13 deraadt 168: <li><a name="009_getsockopt"></a>
169: <font color="#009000"><strong>009: RELIABILITY FIX: October 28, 2009</strong></font> <i>All architectures</i><br>
170: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
171: IP_IPCOMP_LEVEL will crash the system.
172: <br>
1.25 sthen 173: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.13 deraadt 174: A source code patch exists which remedies this problem</a>.<br>
175: <p>
176:
1.12 jsing 177: <li><a name="008_xmm"></a>
178: <font color="#009000"><strong>008: RELIABILITY FIX: October 05, 2009</strong></font> <i>i386 only</i><br>
179: XMM exceptions are not correctly handled resulting in a kernel panic.
180: <br>
1.25 sthen 181: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.12 jsing 182: A source code patch exists which remedies this problem</a>.<br>
183: <p>
184:
1.9 jasper 185: <li><a name="007_bind"></a>
186: <font color="#009000"><strong>007: RELIABILITY FIX: July 29, 2009</strong></font> <i>All architectures</i><br>
187: A vulnerability has been found in BIND's named server
188: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
189: An attacker could crash a server with a specially crafted dynamic update message to a
190: zone for which the server is master.
191: <br>
1.25 sthen 192: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.9 jasper 193: A source code patch exists which remedies this problem</a>.<br>
194: <p>
195:
1.8 fkr 196: <li><a name="006_perl"></a>
197: <font color="#009000"><strong>006: RELIABILITY FIX: June 24, 2009</strong></font> <i>All architectures</i><br>
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">
1.8 fkr 206: A source code patch exists which remedies this problem</a>.<br>
207: <p>
208:
1.1 djm 209:
1.7 ratchov 210: <li><a name="005_audio"></a>
211: <font color="#009000"><strong>005: RELIABILITY FIX: April 24, 2009</strong></font> <i>All architectures</i><br>
212: On very high system load, an audio interrupt may occur while the
213: audio process is filling audio ring buffers. This triggers bogus
214: (and useless) correction code in the
215: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
216: driver causing the audio application to go out of sync, and in turn causing
217: continuous stuttering until the application is restarted.
218: <br>
1.25 sthen 219: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.7 ratchov 220: A source code patch exists which remedies this problem</a>.<br>
221: <p>
222:
223: <li><a name="004_aucat"></a>
224: <font color="#009000"><strong>004: RELIABILITY FIX: April 24, 2009</strong></font> <i>All architectures</i><br>
225: In server mode when in full-duplex mode (the default)
226: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=aucat&sektion=1">aucat(1)</a>
227: will send each synchronization message twice, causing client applications
228: to think that buffer underruns are occuring. Depending on the
229: application, this may cause the sound to stutter.
230: <br>
1.25 sthen 231: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.7 ratchov 232: A source code patch exists which remedies this problem</a>.<br>
233: <p>
234:
235: <li><a name="003_bus_dma"></a>
236: <font color="#009000"><strong>003: RELIABILITY FIX: April 24, 2009</strong></font> <i>i386 only</i><br>
237: When DMA'able memory is mapped by device drivers, the
238: mapping flags and protection are partially uninitialized.
239: Depending on the calling context, this may cause devices to misbehave, like
240: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
241: to stutter, but other anomalies might be observed for other
242: device types.
243: <br>
1.25 sthen 244: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.7 ratchov 245: A source code patch exists which remedies this problem</a>.<br>
246: <p>
247:
1.4 sthen 248: <li><a name="002_pf"></a>
249: <font color="#009000"><strong>002: RELIABILITY FIX: April 11, 2009</strong></font> <i>All architectures</i><br>
250: When pf attempts to perform translation on a specially crafted IP datagram,
251: a null pointer dereference will occur, resulting in a kernel panic.
252: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 253: <br>
1.4 sthen 254: Restricting translation rules to protocols that are specific to the IP version
255: in use, is an effective workaround until the patch can be installed. As an
256: example, for IPv4 nat/binat/rdr rules you can use:
257: <pre>
258: nat/rdr ... inet proto { tcp udp icmp } ...
259: </pre>
260: Or for IPv6 nat/binat/rdr rules you can use:
261: <pre>
262: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
263: </pre>
1.25 sthen 264: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.4 sthen 265: A source code patch exists which remedies this problem</a>.<br>
266: <p>
267:
1.1 djm 268: <li><a name="001_openssl"></a>
269: <font color="#009000"><strong>001: RELIABILITY FIX: April 8, 2009</strong></font> <i>All architectures</i><br>
270: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.6 tobias 271: accesses through the use of certain invalid strings
1.1 djm 272: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
273: or under certain error conditions triggerable by invalid ASN.1 structures
274: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
275: These vulnerabilities could be exploited to achieve a
276: denial-of-service. A more detailed description of these problems is available
277: in the
278: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
279: Checking During CMS verification" relates to code not enabled in OpenBSD.
280: <br>
1.25 sthen 281: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.1 djm 282: A source code patch exists which remedies this problem</a>.<br>
283: <p>
284:
285: </ul>
286:
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