Annotation of www/errata45.html, Revision 1.39
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1.39 ! deraadt 20: <h2><font color="#e00000">
! 21: OpenBSD 4.5 errata
1.1 djm 22: </font></h2>
23:
24: <hr>
25: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
26: <br>
27: For errata on a certain release, click below:<br>
28: <a href="errata21.html">2.1</a>,
29: <a href="errata22.html">2.2</a>,
30: <a href="errata23.html">2.3</a>,
31: <a href="errata24.html">2.4</a>,
32: <a href="errata25.html">2.5</a>,
33: <a href="errata26.html">2.6</a>,
34: <a href="errata27.html">2.7</a>,
35: <a href="errata28.html">2.8</a>,
36: <a href="errata29.html">2.9</a>,
37: <a href="errata30.html">3.0</a>,
38: <a href="errata31.html">3.1</a>,
39: <a href="errata32.html">3.2</a>,
40: <a href="errata33.html">3.3</a>,
41: <a href="errata34.html">3.4</a>,
42: <a href="errata35.html">3.5</a>,
43: <a href="errata36.html">3.6</a>,
44: <br>
45: <a href="errata37.html">3.7</a>,
46: <a href="errata38.html">3.8</a>,
47: <a href="errata39.html">3.9</a>,
48: <a href="errata40.html">4.0</a>,
49: <a href="errata41.html">4.1</a>,
50: <a href="errata42.html">4.2</a>,
1.3 deraadt 51: <a href="errata43.html">4.3</a>,
1.10 deraadt 52: <a href="errata44.html">4.4</a>,
1.16 deraadt 53: <a href="errata46.html">4.6</a>,
1.26 deraadt 54: <a href="errata47.html">4.7</a>,
1.27 miod 55: <a href="errata48.html">4.8</a>,
1.28 nick 56: <a href="errata49.html">4.9</a>,
1.29 sthen 57: <a href="errata50.html">5.0</a>,
1.30 deraadt 58: <a href="errata51.html">5.1</a>,
1.31 deraadt 59: <a href="errata52.html">5.2</a>,
1.32 deraadt 60: <a href="errata53.html">5.3</a>,
1.35 deraadt 61: <br>
1.33 deraadt 62: <a href="errata54.html">5.4</a>,
1.38 jsg 63: <a href="errata55.html">5.5</a>,
64: <a href="errata56.html">5.6</a>.
1.1 djm 65: <br>
66: <hr>
67:
1.25 sthen 68: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5.tar.gz">
1.1 djm 69: You can also fetch a tar.gz file containing all the following patches</a>.
70: This file is updated once a day.
1.36 deraadt 71: <p>
1.1 djm 72:
1.36 deraadt 73: The patches below are available in CVS via the
1.1 djm 74: <code>OPENBSD_4_5</code> <a href="stable.html">patch branch</a>.
1.36 deraadt 75: <p>
1.1 djm 76:
77: For more detailed information on how to install patches to OpenBSD, please
78: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.36 deraadt 79: <p>
80:
1.1 djm 81: <hr>
82:
83: <ul>
1.23 jasper 84: <li><a name="016_openssl"></a>
1.37 deraadt 85: <font color="#009000"><strong>016: SECURITY FIX: April 14, 2010</strong></font>
86: <i>All architectures</i><br>
1.23 jasper 87: In TLS connections, certain incorrectly formatted records can cause
88: an OpenSSL client or server to crash due to a read attempt at NULL.
89: <br>
1.25 sthen 90: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 91: A source code patch exists which remedies this problem.</a>
1.23 jasper 92: <p>
1.22 jasper 93:
1.19 dlg 94: <li><a name="015_mpi"></a>
1.37 deraadt 95: <font color="#009000"><strong>015: RELIABILITY FIX: April 4, 2010</strong></font>
96: <i>All architectures</i><br>
1.19 dlg 97: When updating sensors showing the state of RAID volumes
98: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mpi&sektion=4">mpi(4)</a>
99: allocates temporary memory and then returns it to the kernel as
100: device memory.
101: This causes kernel memory usage to be misrepresented, eventually
102: leading to a denial of service when a resource limit is apparently
103: reached.
104: <br>
1.25 sthen 105: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 106: A source code patch exists which remedies this problem.</a>
1.19 dlg 107: <p>
108:
1.18 jasper 109: <li><a name="014_kerberos"></a>
1.37 deraadt 110: <font color="#009000"><strong>014: RELIABILITY FIX: March 31, 2010</strong></font>
111: <i>All architectures</i><br>
1.18 jasper 112: When decrypting packets, the internal decryption functions were not
113: paranoid enough in checking for underruns, which could potentially
114: lead to crashes.
115: <br>
1.25 sthen 116: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 117: A source code patch exists which remedies this problem.</a>
1.18 jasper 118: <p>
119:
1.17 jasper 120: <li><a name="013_ftpd"></a>
1.37 deraadt 121: <font color="#009000"><strong>013: RELIABILITY FIX: March 12, 2010</strong></font>
122: <i>All architectures</i><br>
1.17 jasper 123: Due to a null pointer dereference, it would be possible to crash ftpd when
124: handling glob(3)'ing requests. This is non-exploitable.
125: <br>
1.25 sthen 126: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 127: A source code patch exists which remedies this problem.</a>
1.17 jasper 128: <p>
129:
130: <li><a name="012_openssl"></a>
1.37 deraadt 131: <font color="#009000"><strong>012: SECURITY FIX: March 12, 2010</strong></font>
132: <i>All architectures</i><br>
1.17 jasper 133: OpenSSL is susceptible to a buffer overflow due to a failure
134: to check for NULL returns from bn_wexpand function calls.
135: <br>
1.25 sthen 136: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 137: A source code patch exists which remedies this problem.</a>
1.17 jasper 138: <p>
139:
1.15 sthen 140: <li><a name="011_ptrace"></a>
1.37 deraadt 141: <font color="#009000"><strong>011: RELIABILITY FIX: January 29, 2010</strong></font>
142: <i>All architectures</i><br>
1.15 sthen 143: By using ptrace(2) on an ancestor process, a loop in the process tree
144: could be created, violating assumptions in other parts of the kernel
145: and resulting in infinite loops.
146: <br>
1.25 sthen 147: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.36 deraadt 148: A source code patch exists which remedies this problem.</a>
1.15 sthen 149: <p>
150:
1.14 sthen 151: <li><a name="010_openssl"></a>
1.37 deraadt 152: <font color="#009000"><strong>010: SECURITY FIX: November 26, 2009</strong></font>
153: <i>All architectures</i><br>
1.14 sthen 154: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
155: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
156: OpenSSL permitted this protocol feature by default and had no way to
157: disable it.
158: <br>
1.25 sthen 159: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 160: A source code patch exists which remedies this problem.</a>
1.14 sthen 161: <p>
162:
1.13 deraadt 163: <li><a name="009_getsockopt"></a>
1.37 deraadt 164: <font color="#009000"><strong>009: RELIABILITY FIX: October 28, 2009</strong></font>
165: <i>All architectures</i><br>
1.13 deraadt 166: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
167: IP_IPCOMP_LEVEL will crash the system.
168: <br>
1.25 sthen 169: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 170: A source code patch exists which remedies this problem.</a>
1.13 deraadt 171: <p>
172:
1.12 jsing 173: <li><a name="008_xmm"></a>
1.37 deraadt 174: <font color="#009000"><strong>008: RELIABILITY FIX: October 05, 2009</strong></font>
175: <i>i386 only</i><br>
1.12 jsing 176: XMM exceptions are not correctly handled resulting in a kernel panic.
177: <br>
1.25 sthen 178: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 179: A source code patch exists which remedies this problem.</a>
1.12 jsing 180: <p>
181:
1.9 jasper 182: <li><a name="007_bind"></a>
1.37 deraadt 183: <font color="#009000"><strong>007: RELIABILITY FIX: July 29, 2009</strong></font>
184: <i>All architectures</i><br>
1.9 jasper 185: A vulnerability has been found in BIND's named server
186: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
187: An attacker could crash a server with a specially crafted dynamic update message to a
188: zone for which the server is master.
189: <br>
1.25 sthen 190: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.36 deraadt 191: A source code patch exists which remedies this problem.</a>
1.9 jasper 192: <p>
193:
1.8 fkr 194: <li><a name="006_perl"></a>
1.37 deraadt 195: <font color="#009000"><strong>006: RELIABILITY FIX: June 24, 2009</strong></font>
196: <i>All architectures</i><br>
1.8 fkr 197: An off-by-one error in the inflate function in Zlib.xs in the
198: 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>),
199: as used in AMaViS, SpamAssassin, and possibly other products,
200: allows context-dependent attackers to cause a denial of service
201: (hang or crash) via a crafted zlib compressed stream that
202: triggers a heap-based buffer overflow.
203: <br>
1.25 sthen 204: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 205: A source code patch exists which remedies this problem.</a>
1.8 fkr 206: <p>
207:
1.1 djm 208:
1.7 ratchov 209: <li><a name="005_audio"></a>
1.37 deraadt 210: <font color="#009000"><strong>005: RELIABILITY FIX: April 24, 2009</strong></font>
211: <i>All architectures</i><br>
1.7 ratchov 212: On very high system load, an audio interrupt may occur while the
213: audio process is filling audio ring buffers. This triggers bogus
1.33 deraadt 214: (and useless) correction code in the
1.7 ratchov 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">
1.36 deraadt 220: A source code patch exists which remedies this problem.</a>
1.7 ratchov 221: <p>
222:
223: <li><a name="004_aucat"></a>
1.37 deraadt 224: <font color="#009000"><strong>004: RELIABILITY FIX: April 24, 2009</strong></font>
225: <i>All architectures</i><br>
1.7 ratchov 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">
1.36 deraadt 233: A source code patch exists which remedies this problem.</a>
1.7 ratchov 234: <p>
235:
236: <li><a name="003_bus_dma"></a>
1.37 deraadt 237: <font color="#009000"><strong>003: RELIABILITY FIX: April 24, 2009</strong></font>
238: <i>i386 only</i><br>
1.7 ratchov 239: When DMA'able memory is mapped by device drivers, the
240: mapping flags and protection are partially uninitialized.
241: Depending on the calling context, this may cause devices to misbehave, like
242: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
243: to stutter, but other anomalies might be observed for other
244: device types.
245: <br>
1.25 sthen 246: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 247: A source code patch exists which remedies this problem.</a>
1.7 ratchov 248: <p>
249:
1.4 sthen 250: <li><a name="002_pf"></a>
1.37 deraadt 251: <font color="#009000"><strong>002: RELIABILITY FIX: April 11, 2009</strong></font>
252: <i>All architectures</i><br>
1.4 sthen 253: When pf attempts to perform translation on a specially crafted IP datagram,
254: a null pointer dereference will occur, resulting in a kernel panic.
255: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 256: <br>
1.4 sthen 257: Restricting translation rules to protocols that are specific to the IP version
258: in use, is an effective workaround until the patch can be installed. As an
259: example, for IPv4 nat/binat/rdr rules you can use:
260: <pre>
261: nat/rdr ... inet proto { tcp udp icmp } ...
262: </pre>
263: Or for IPv6 nat/binat/rdr rules you can use:
264: <pre>
265: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
266: </pre>
1.25 sthen 267: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 268: A source code patch exists which remedies this problem.</a>
1.4 sthen 269: <p>
270:
1.1 djm 271: <li><a name="001_openssl"></a>
1.37 deraadt 272: <font color="#009000"><strong>001: RELIABILITY FIX: April 8, 2009</strong></font>
273: <i>All architectures</i><br>
1.1 djm 274: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
1.6 tobias 275: accesses through the use of certain invalid strings
1.1 djm 276: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
277: or under certain error conditions triggerable by invalid ASN.1 structures
278: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
279: These vulnerabilities could be exploited to achieve a
280: denial-of-service. A more detailed description of these problems is available
281: in the
282: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
283: Checking During CMS verification" relates to code not enabled in OpenBSD.
284: <br>
1.25 sthen 285: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/001_openssl.patch">
1.36 deraadt 286: A source code patch exists which remedies this problem.</a>
1.1 djm 287: <p>
288:
289: </ul>
290:
291: </body>
292: </html>