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15: <h2><font color="#0000e0">
16: This is the OpenBSD 4.5 release errata & patch list:
17:
18: </font></h2>
19:
20: <hr>
21: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
22: <br>
23: For errata on a certain release, click below:<br>
24: <a href="errata21.html">2.1</a>,
25: <a href="errata22.html">2.2</a>,
26: <a href="errata23.html">2.3</a>,
27: <a href="errata24.html">2.4</a>,
28: <a href="errata25.html">2.5</a>,
29: <a href="errata26.html">2.6</a>,
30: <a href="errata27.html">2.7</a>,
31: <a href="errata28.html">2.8</a>,
32: <a href="errata29.html">2.9</a>,
33: <a href="errata30.html">3.0</a>,
34: <a href="errata31.html">3.1</a>,
35: <a href="errata32.html">3.2</a>,
36: <a href="errata33.html">3.3</a>,
37: <a href="errata34.html">3.4</a>,
38: <a href="errata35.html">3.5</a>,
39: <a href="errata36.html">3.6</a>,
40: <br>
41: <a href="errata37.html">3.7</a>,
42: <a href="errata38.html">3.8</a>,
43: <a href="errata39.html">3.9</a>,
44: <a href="errata40.html">4.0</a>,
45: <a href="errata41.html">4.1</a>,
46: <a href="errata42.html">4.2</a>,
1.3 deraadt 47: <a href="errata43.html">4.3</a>,
1.10 deraadt 48: <a href="errata44.html">4.4</a>,
1.16 deraadt 49: <a href="errata46.html">4.6</a>,
1.26 deraadt 50: <a href="errata47.html">4.7</a>,
1.27 miod 51: <a href="errata48.html">4.8</a>,
1.28 nick 52: <a href="errata49.html">4.9</a>,
1.29 sthen 53: <a href="errata50.html">5.0</a>,
1.30 deraadt 54: <a href="errata51.html">5.1</a>,
1.31 deraadt 55: <a href="errata52.html">5.2</a>,
1.32 deraadt 56: <a href="errata53.html">5.3</a>,
1.35 deraadt 57: <br>
1.33 deraadt 58: <a href="errata54.html">5.4</a>,
1.38 ! jsg 59: <a href="errata55.html">5.5</a>,
! 60: <a href="errata56.html">5.6</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.
1.36 deraadt 67: <p>
1.1 djm 68:
1.36 deraadt 69: The patches below are available in CVS via the
1.1 djm 70: <code>OPENBSD_4_5</code> <a href="stable.html">patch branch</a>.
1.36 deraadt 71: <p>
1.1 djm 72:
73: For more detailed information on how to install patches to OpenBSD, please
74: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.36 deraadt 75: <p>
76:
1.1 djm 77: <hr>
78:
79: <ul>
1.23 jasper 80: <li><a name="016_openssl"></a>
1.37 deraadt 81: <font color="#009000"><strong>016: SECURITY FIX: April 14, 2010</strong></font>
82: <i>All architectures</i><br>
1.23 jasper 83: In TLS connections, certain incorrectly formatted records can cause
84: an OpenSSL client or server to crash due to a read attempt at NULL.
85: <br>
1.25 sthen 86: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/016_openssl.patch">
1.36 deraadt 87: A source code patch exists which remedies this problem.</a>
1.23 jasper 88: <p>
1.22 jasper 89:
1.19 dlg 90: <li><a name="015_mpi"></a>
1.37 deraadt 91: <font color="#009000"><strong>015: RELIABILITY FIX: April 4, 2010</strong></font>
92: <i>All architectures</i><br>
1.19 dlg 93: When updating sensors showing the state of RAID volumes
94: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=mpi&sektion=4">mpi(4)</a>
95: allocates temporary memory and then returns it to the kernel as
96: device memory.
97: This causes kernel memory usage to be misrepresented, eventually
98: leading to a denial of service when a resource limit is apparently
99: reached.
100: <br>
1.25 sthen 101: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/015_mpi.patch">
1.36 deraadt 102: A source code patch exists which remedies this problem.</a>
1.19 dlg 103: <p>
104:
1.18 jasper 105: <li><a name="014_kerberos"></a>
1.37 deraadt 106: <font color="#009000"><strong>014: RELIABILITY FIX: March 31, 2010</strong></font>
107: <i>All architectures</i><br>
1.18 jasper 108: When decrypting packets, the internal decryption functions were not
109: paranoid enough in checking for underruns, which could potentially
110: lead to crashes.
111: <br>
1.25 sthen 112: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/014_kerberos.patch">
1.36 deraadt 113: A source code patch exists which remedies this problem.</a>
1.18 jasper 114: <p>
115:
1.17 jasper 116: <li><a name="013_ftpd"></a>
1.37 deraadt 117: <font color="#009000"><strong>013: RELIABILITY FIX: March 12, 2010</strong></font>
118: <i>All architectures</i><br>
1.17 jasper 119: Due to a null pointer dereference, it would be possible to crash ftpd when
120: handling glob(3)'ing requests. This is non-exploitable.
121: <br>
1.25 sthen 122: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/013_ftpd.patch">
1.36 deraadt 123: A source code patch exists which remedies this problem.</a>
1.17 jasper 124: <p>
125:
126: <li><a name="012_openssl"></a>
1.37 deraadt 127: <font color="#009000"><strong>012: SECURITY FIX: March 12, 2010</strong></font>
128: <i>All architectures</i><br>
1.17 jasper 129: OpenSSL is susceptible to a buffer overflow due to a failure
130: to check for NULL returns from bn_wexpand function calls.
131: <br>
1.25 sthen 132: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/012_openssl.patch">
1.36 deraadt 133: A source code patch exists which remedies this problem.</a>
1.17 jasper 134: <p>
135:
1.15 sthen 136: <li><a name="011_ptrace"></a>
1.37 deraadt 137: <font color="#009000"><strong>011: RELIABILITY FIX: January 29, 2010</strong></font>
138: <i>All architectures</i><br>
1.15 sthen 139: By using ptrace(2) on an ancestor process, a loop in the process tree
140: could be created, violating assumptions in other parts of the kernel
141: and resulting in infinite loops.
142: <br>
1.25 sthen 143: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/011_ptrace.patch">
1.36 deraadt 144: A source code patch exists which remedies this problem.</a>
1.15 sthen 145: <p>
146:
1.14 sthen 147: <li><a name="010_openssl"></a>
1.37 deraadt 148: <font color="#009000"><strong>010: SECURITY FIX: November 26, 2009</strong></font>
149: <i>All architectures</i><br>
1.14 sthen 150: The SSL/TLS protocol is subject to man-in-the-middle attacks related to
151: renegotiation (see CVE-2009-3555, draft-ietf-tls-renegotiation-00).
152: OpenSSL permitted this protocol feature by default and had no way to
153: disable it.
154: <br>
1.25 sthen 155: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/010_openssl.patch">
1.36 deraadt 156: A source code patch exists which remedies this problem.</a>
1.14 sthen 157: <p>
158:
1.13 deraadt 159: <li><a name="009_getsockopt"></a>
1.37 deraadt 160: <font color="#009000"><strong>009: RELIABILITY FIX: October 28, 2009</strong></font>
161: <i>All architectures</i><br>
1.13 deraadt 162: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
163: IP_IPCOMP_LEVEL will crash the system.
164: <br>
1.25 sthen 165: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/009_getsockopt.patch">
1.36 deraadt 166: A source code patch exists which remedies this problem.</a>
1.13 deraadt 167: <p>
168:
1.12 jsing 169: <li><a name="008_xmm"></a>
1.37 deraadt 170: <font color="#009000"><strong>008: RELIABILITY FIX: October 05, 2009</strong></font>
171: <i>i386 only</i><br>
1.12 jsing 172: XMM exceptions are not correctly handled resulting in a kernel panic.
173: <br>
1.25 sthen 174: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/008_xmm.patch">
1.36 deraadt 175: A source code patch exists which remedies this problem.</a>
1.12 jsing 176: <p>
177:
1.9 jasper 178: <li><a name="007_bind"></a>
1.37 deraadt 179: <font color="#009000"><strong>007: RELIABILITY FIX: July 29, 2009</strong></font>
180: <i>All architectures</i><br>
1.9 jasper 181: A vulnerability has been found in BIND's named server
182: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
183: An attacker could crash a server with a specially crafted dynamic update message to a
184: zone for which the server is master.
185: <br>
1.25 sthen 186: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/007_bind.patch">
1.36 deraadt 187: A source code patch exists which remedies this problem.</a>
1.9 jasper 188: <p>
189:
1.8 fkr 190: <li><a name="006_perl"></a>
1.37 deraadt 191: <font color="#009000"><strong>006: RELIABILITY FIX: June 24, 2009</strong></font>
192: <i>All architectures</i><br>
1.8 fkr 193: An off-by-one error in the inflate function in Zlib.xs in the
194: 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>),
195: as used in AMaViS, SpamAssassin, and possibly other products,
196: allows context-dependent attackers to cause a denial of service
197: (hang or crash) via a crafted zlib compressed stream that
198: triggers a heap-based buffer overflow.
199: <br>
1.25 sthen 200: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/006_perl_zlib.patch">
1.36 deraadt 201: A source code patch exists which remedies this problem.</a>
1.8 fkr 202: <p>
203:
1.1 djm 204:
1.7 ratchov 205: <li><a name="005_audio"></a>
1.37 deraadt 206: <font color="#009000"><strong>005: RELIABILITY FIX: April 24, 2009</strong></font>
207: <i>All architectures</i><br>
1.7 ratchov 208: On very high system load, an audio interrupt may occur while the
209: audio process is filling audio ring buffers. This triggers bogus
1.33 deraadt 210: (and useless) correction code in the
1.7 ratchov 211: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
212: driver causing the audio application to go out of sync, and in turn causing
213: continuous stuttering until the application is restarted.
214: <br>
1.25 sthen 215: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/005_audio.patch">
1.36 deraadt 216: A source code patch exists which remedies this problem.</a>
1.7 ratchov 217: <p>
218:
219: <li><a name="004_aucat"></a>
1.37 deraadt 220: <font color="#009000"><strong>004: RELIABILITY FIX: April 24, 2009</strong></font>
221: <i>All architectures</i><br>
1.7 ratchov 222: In server mode when in full-duplex mode (the default)
223: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=aucat&sektion=1">aucat(1)</a>
224: will send each synchronization message twice, causing client applications
225: to think that buffer underruns are occuring. Depending on the
226: application, this may cause the sound to stutter.
227: <br>
1.25 sthen 228: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/004_aucat.patch">
1.36 deraadt 229: A source code patch exists which remedies this problem.</a>
1.7 ratchov 230: <p>
231:
232: <li><a name="003_bus_dma"></a>
1.37 deraadt 233: <font color="#009000"><strong>003: RELIABILITY FIX: April 24, 2009</strong></font>
234: <i>i386 only</i><br>
1.7 ratchov 235: When DMA'able memory is mapped by device drivers, the
236: mapping flags and protection are partially uninitialized.
237: Depending on the calling context, this may cause devices to misbehave, like
238: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=audio&sektion=4">audio(4)</a>
239: to stutter, but other anomalies might be observed for other
240: device types.
241: <br>
1.25 sthen 242: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/i386/003_bus_dma.patch">
1.36 deraadt 243: A source code patch exists which remedies this problem.</a>
1.7 ratchov 244: <p>
245:
1.4 sthen 246: <li><a name="002_pf"></a>
1.37 deraadt 247: <font color="#009000"><strong>002: RELIABILITY FIX: April 11, 2009</strong></font>
248: <i>All architectures</i><br>
1.4 sthen 249: When pf attempts to perform translation on a specially crafted IP datagram,
250: a null pointer dereference will occur, resulting in a kernel panic.
251: In certain configurations this may be triggered by a remote attacker.
1.5 sthen 252: <br>
1.4 sthen 253: Restricting translation rules to protocols that are specific to the IP version
254: in use, is an effective workaround until the patch can be installed. As an
255: example, for IPv4 nat/binat/rdr rules you can use:
256: <pre>
257: nat/rdr ... inet proto { tcp udp icmp } ...
258: </pre>
259: Or for IPv6 nat/binat/rdr rules you can use:
260: <pre>
261: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
262: </pre>
1.25 sthen 263: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/4.5/common/002_pf.patch">
1.36 deraadt 264: A source code patch exists which remedies this problem.</a>
1.4 sthen 265: <p>
266:
1.1 djm 267: <li><a name="001_openssl"></a>
1.37 deraadt 268: <font color="#009000"><strong>001: RELIABILITY FIX: April 8, 2009</strong></font>
269: <i>All architectures</i><br>
1.1 djm 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">
1.36 deraadt 282: A source code patch exists which remedies this problem.</a>
1.1 djm 283: <p>
284:
285: </ul>
286:
287: </body>
288: </html>
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