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16: <h2><font color="#0000e0">
17: This is the OpenBSD 4.5 release errata & patch list:
18:
19: </font></h2>
20:
21: <hr>
22: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
23: <br>
24: For errata on a certain release, click below:<br>
25: <a href="errata21.html">2.1</a>,
26: <a href="errata22.html">2.2</a>,
27: <a href="errata23.html">2.3</a>,
28: <a href="errata24.html">2.4</a>,
29: <a href="errata25.html">2.5</a>,
30: <a href="errata26.html">2.6</a>,
31: <a href="errata27.html">2.7</a>,
32: <a href="errata28.html">2.8</a>,
33: <a href="errata29.html">2.9</a>,
34: <a href="errata30.html">3.0</a>,
35: <a href="errata31.html">3.1</a>,
36: <a href="errata32.html">3.2</a>,
37: <a href="errata33.html">3.3</a>,
38: <a href="errata34.html">3.4</a>,
39: <a href="errata35.html">3.5</a>,
40: <a href="errata36.html">3.6</a>,
41: <br>
42: <a href="errata37.html">3.7</a>,
43: <a href="errata38.html">3.8</a>,
44: <a href="errata39.html">3.9</a>,
45: <a href="errata40.html">4.0</a>,
46: <a href="errata41.html">4.1</a>,
47: <a href="errata42.html">4.2</a>,
1.3 deraadt 48: <a href="errata43.html">4.3</a>,
1.10 deraadt 49: <a href="errata44.html">4.4</a>,
1.16 deraadt 50: <a href="errata46.html">4.6</a>,
1.26 deraadt 51: <a href="errata47.html">4.7</a>,
1.27 miod 52: <a href="errata48.html">4.8</a>,
1.28 nick 53: <a href="errata49.html">4.9</a>,
1.29 sthen 54: <a href="errata50.html">5.0</a>,
1.30 deraadt 55: <a href="errata51.html">5.1</a>,
1.31 deraadt 56: <a href="errata52.html">5.2</a>,
1.32 deraadt 57: <a href="errata53.html">5.3</a>,
1.35 ! deraadt 58: <br>
1.33 deraadt 59: <a href="errata54.html">5.4</a>,
60: <a href="errata55.html">5.5</a>.
1.1 djm 61: <br>
62: <hr>
63:
1.25 sthen 64: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">
1.1 djm 65: You can also fetch a tar.gz file containing all the following patches</a>.
66: This file is updated once a day.
67:
68: <p> The patches below are available in CVS via the
69: <code>OPENBSD_4_5</code> <a href="stable.html">patch branch</a>.
70:
71: <p>
72: For more detailed information on how to install patches to OpenBSD, please
73: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
74: <hr>
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95:
96: <ul>
1.23 jasper 97: <li><a name="016_openssl"></a>
98: <font color="#009000"><strong>016: SECURITY FIX: April 14, 2010</strong></font> <i>All architectures</i><br>
99: In TLS connections, certain incorrectly formatted records can cause
100: an OpenSSL client or server to crash due to a read attempt at NULL.
101: <br>
1.25 sthen 102: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.23 jasper 103: A source code patch exists which remedies this problem</a>.<br>
104: <p>
1.22 jasper 105:
1.19 dlg 106: <li><a name="015_mpi"></a>
107: <font color="#009000"><strong>015: RELIABILITY FIX: April 4, 2010</strong></font> <i>All architectures</i><br>
108: When updating sensors showing the state of RAID volumes
109: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mpi&sektion=4">mpi(4)</a>
110: allocates temporary memory and then returns it to the kernel as
111: device memory.
112: This causes kernel memory usage to be misrepresented, eventually
113: leading to a denial of service when a resource limit is apparently
114: reached.
115: <br>
1.25 sthen 116: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.19 dlg 117: A source code patch exists which remedies this problem</a>.<br>
118: <p>
119:
1.18 jasper 120: <li><a name="014_kerberos"></a>
121: <font color="#009000"><strong>014: RELIABILITY FIX: March 31, 2010</strong></font> <i>All architectures</i><br>
122: When decrypting packets, the internal decryption functions were not
123: paranoid enough in checking for underruns, which could potentially
124: lead to crashes.
125: <br>
1.25 sthen 126: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.18 jasper 127: A source code patch exists which remedies this problem</a>.<br>
128: <p>
129:
1.17 jasper 130: <li><a name="013_ftpd"></a>
131: <font color="#009000"><strong>013: RELIABILITY FIX: March 12, 2010</strong></font> <i>All architectures</i><br>
132: Due to a null pointer dereference, it would be possible to crash ftpd when
133: handling glob(3)'ing requests. This is non-exploitable.
134: <br>
1.25 sthen 135: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.17 jasper 136: A source code patch exists which remedies this problem</a>.<br>
137: <p>
138:
139: <li><a name="012_openssl"></a>
140: <font color="#009000"><strong>012: SECURITY FIX: March 12, 2010</strong></font> <i>All architectures</i><br>
141: OpenSSL is susceptible to a buffer overflow due to a failure
142: to check for NULL returns from bn_wexpand function calls.
143: <br>
1.25 sthen 144: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.17 jasper 145: A source code patch exists which remedies this problem</a>.<br>
146: <p>
147:
1.15 sthen 148: <li><a name="011_ptrace"></a>
149: <font color="#009000"><strong>011: RELIABILITY FIX: January 29, 2010</strong></font> <i>All architectures</i><br>
150: By using ptrace(2) on an ancestor process, a loop in the process tree
151: could be created, violating assumptions in other parts of the kernel
152: and resulting in infinite loops.
153: <br>
1.25 sthen 154: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.15 sthen 155: A source code patch exists which remedies this problem</a>.<br>
156: <p>
157:
1.14 sthen 158: <li><a name="010_openssl"></a>
159: <font color="#009000"><strong>010: SECURITY FIX: November 26, 2009</strong></font> <i>All architectures</i><br>
160: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
161: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
162: OpenSSL permitted this protocol feature by default and had no way to
163: disable it.
164: <br>
1.25 sthen 165: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.14 sthen 166: A source code patch exists which remedies this problem</a>.<br>
167: <p>
168:
1.13 deraadt 169: <li><a name="009_getsockopt"></a>
170: <font color="#009000"><strong>009: RELIABILITY FIX: October 28, 2009</strong></font> <i>All architectures</i><br>
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>
1.25 sthen 174: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.13 deraadt 175: A source code patch exists which remedies this problem</a>.<br>
176: <p>
177:
1.12 jsing 178: <li><a name="008_xmm"></a>
179: <font color="#009000"><strong>008: RELIABILITY FIX: October 05, 2009</strong></font> <i>i386 only</i><br>
180: XMM exceptions are not correctly handled resulting in a kernel panic.
181: <br>
1.25 sthen 182: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.12 jsing 183: A source code patch exists which remedies this problem</a>.<br>
184: <p>
185:
1.9 jasper 186: <li><a name="007_bind"></a>
187: <font color="#009000"><strong>007: RELIABILITY FIX: July 29, 2009</strong></font> <i>All architectures</i><br>
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.
192: <br>
1.25 sthen 193: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.9 jasper 194: A source code patch exists which remedies this problem</a>.<br>
195: <p>
196:
1.8 fkr 197: <li><a name="006_perl"></a>
198: <font color="#009000"><strong>006: RELIABILITY FIX: June 24, 2009</strong></font> <i>All architectures</i><br>
199: An off-by-one error in the inflate function in Zlib.xs in the
200: 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>),
201: as used in AMaViS, SpamAssassin, and possibly other products,
202: allows context-dependent attackers to cause a denial of service
203: (hang or crash) via a crafted zlib compressed stream that
204: triggers a heap-based buffer overflow.
205: <br>
1.25 sthen 206: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.8 fkr 207: A source code patch exists which remedies this problem</a>.<br>
208: <p>
209:
1.1 djm 210:
1.7 ratchov 211: <li><a name="005_audio"></a>
212: <font color="#009000"><strong>005: RELIABILITY FIX: April 24, 2009</strong></font> <i>All architectures</i><br>
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">
1.7 ratchov 221: A source code patch exists which remedies this problem</a>.<br>
222: <p>
223:
224: <li><a name="004_aucat"></a>
225: <font color="#009000"><strong>004: RELIABILITY FIX: April 24, 2009</strong></font> <i>All architectures</i><br>
226: In server mode when in full-duplex mode (the default)
227: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=aucat&sektion=1">aucat(1)</a>
228: will send each synchronization message twice, causing client applications
229: to think that buffer underruns are occuring. Depending on the
230: application, this may cause the sound to stutter.
231: <br>
1.25 sthen 232: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.7 ratchov 233: A source code patch exists which remedies this problem</a>.<br>
234: <p>
235:
236: <li><a name="003_bus_dma"></a>
237: <font color="#009000"><strong>003: RELIABILITY FIX: April 24, 2009</strong></font> <i>i386 only</i><br>
238: When DMA'able memory is mapped by device drivers, the
239: mapping flags and protection are partially uninitialized.
240: Depending on the calling context, this may cause devices to misbehave, like
241: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
242: to stutter, but other anomalies might be observed for other
243: device types.
244: <br>
1.25 sthen 245: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.7 ratchov 246: A source code patch exists which remedies this problem</a>.<br>
247: <p>
248:
1.4 sthen 249: <li><a name="002_pf"></a>
250: <font color="#009000"><strong>002: RELIABILITY FIX: April 11, 2009</strong></font> <i>All architectures</i><br>
251: When pf attempts to perform translation on a specially crafted IP datagram,
252: a null pointer dereference will occur, resulting in a kernel panic.
253: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 254: <br>
1.4 sthen 255: Restricting translation rules to protocols that are specific to the IP version
256: in use, is an effective workaround until the patch can be installed. As an
257: example, for IPv4 nat/binat/rdr rules you can use:
258: <pre>
259: nat/rdr ... inet proto { tcp udp icmp } ...
260: </pre>
261: Or for IPv6 nat/binat/rdr rules you can use:
262: <pre>
263: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
264: </pre>
1.25 sthen 265: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.4 sthen 266: A source code patch exists which remedies this problem</a>.<br>
267: <p>
268:
1.1 djm 269: <li><a name="001_openssl"></a>
270: <font color="#009000"><strong>001: RELIABILITY FIX: April 8, 2009</strong></font> <i>All architectures</i><br>
271: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.6 tobias 272: accesses through the use of certain invalid strings
1.1 djm 273: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
274: or under certain error conditions triggerable by invalid ASN.1 structures
275: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
276: These vulnerabilities could be exploited to achieve a
277: denial-of-service. A more detailed description of these problems is available
278: in the
279: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
280: Checking During CMS verification" relates to code not enabled in OpenBSD.
281: <br>
1.25 sthen 282: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.1 djm 283: A source code patch exists which remedies this problem</a>.<br>
284: <p>
285:
286: </ul>
287:
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