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