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1.47 tj 5: <title>OpenBSD 5.4 Errata</title>
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1.35 deraadt 11: <!--
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1.1 deraadt 16:
1.59 bentley 17: <h2 id=OpenBSD>
1.46 deraadt 18: <a href="index.html">
1.59 bentley 19: <i>Open</i><b>BSD</b></a>
20: 5.4 Errata
1.47 tj 21: </h2>
1.46 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.61 schwarze 25: <a href="errata20.html">2.0</a>,
1.1 deraadt 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>,
1.61 schwarze 41: <br>
1.1 deraadt 42: <a href="errata36.html">3.6</a>,
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>,
49: <a href="errata43.html">4.3</a>,
50: <a href="errata44.html">4.4</a>,
51: <a href="errata45.html">4.5</a>,
52: <a href="errata46.html">4.6</a>,
53: <a href="errata47.html">4.7</a>,
54: <a href="errata48.html">4.8</a>,
55: <a href="errata49.html">4.9</a>,
56: <a href="errata50.html">5.0</a>,
57: <a href="errata51.html">5.1</a>,
1.61 schwarze 58: <br>
1.1 deraadt 59: <a href="errata52.html">5.2</a>,
1.13 deraadt 60: <a href="errata53.html">5.3</a>,
1.33 jsg 61: <a href="errata55.html">5.5</a>,
1.39 deraadt 62: <a href="errata56.html">5.6</a>,
1.42 deraadt 63: <a href="errata57.html">5.7</a>,
1.43 deraadt 64: <a href="errata58.html">5.8</a>,
1.48 deraadt 65: <a href="errata59.html">5.9</a>,
1.51 tj 66: <a href="errata60.html">6.0</a>,
1.55 deraadt 67: <a href="errata61.html">6.1</a>,
1.56 deraadt 68: <a href="errata62.html">6.2</a>,
1.57 deraadt 69: <a href="errata63.html">6.3</a>,
1.58 deraadt 70: <a href="errata64.html">6.4</a>,
1.60 deraadt 71: <a href="errata65.html">6.5</a>,
1.62 deraadt 72: <a href="errata66.html">6.6</a>,
1.63 deraadt 73: <a href="errata67.html">6.7</a>,
1.64 deraadt 74: <a href="errata68.html">6.8</a>,
1.65 tj 75: <br>
1.66 deraadt 76: <a href="errata69.html">6.9</a>,
1.67 deraadt 77: <a href="errata70.html">7.0</a>,
1.68 deraadt 78: <a href="errata71.html">7.1</a>,
1.69 tj 79: <a href="errata72.html">7.2</a>,
1.70 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 deraadt 82: <hr>
83:
1.16 deraadt 84: <p>
1.51 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch contains usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4.tar.gz">tar.gz file</a>
89: for convenience.
1.1 deraadt 90:
1.16 deraadt 91: <p>
1.51 tj 92: Patches for supported releases are also incorporated into the
1.52 tj 93: <a href="stable.html">-stable branch</a>.
1.16 deraadt 94:
1.1 deraadt 95: <hr>
96:
97: <ul>
1.51 tj 98:
1.53 tb 99: <li id="p001_pflow">
1.59 bentley 100: <strong>001: RELIABILITY FIX: Nov 7, 2013</strong>
1.17 deraadt 101: <i>All architectures</i><br>
1.20 jca 102: A crash can happen on
1.54 tb 103: <a href="https://man.openbsd.org/OpenBSD-5.4/pflow.4">pflow(4)</a>
1.20 jca 104: interface destruction.
1.3 deraadt 105:
1.4 deraadt 106: <br>
1.50 tb 107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/001_pflow.patch">
1.16 deraadt 108: A source code patch exists which remedies this problem.</a>
1.3 deraadt 109: <p>
110:
1.53 tb 111: <li id="p002_sshgcm">
1.59 bentley 112: <strong>002: SECURITY FIX: Nov 7, 2013</strong>
1.17 deraadt 113: <i>All architectures</i><br>
1.5 deraadt 114: A memory corruption vulnerability exists in the post-authentication sshd process
115: when an AES-GCM cipher (aes128-gcm@openssh.com or aes256-gcm@openssh.com) is
1.3 deraadt 116: selected during kex exchange.
1.50 tb 117: Review the <a href="https://www.openssh.com/txt/gcmrekey.adv">gcmrekey advisory</a>
1.3 deraadt 118: for a mitigation.
119:
1.4 deraadt 120: <br>
1.50 tb 121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/002_sshgcm.patch">
1.16 deraadt 122: A source code patch exists which remedies this problem.</a>
1.3 deraadt 123: <p>
124:
1.53 tb 125: <li id="p003_vnode">
1.59 bentley 126: <strong>003: RELIABILITY FIX: Nov 11, 2013</strong>
1.17 deraadt 127: <i>All architectures</i><br>
1.6 william 128: An unprivileged user may hang the system.
129:
130: <br>
1.50 tb 131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/003_vnode.patch">
1.16 deraadt 132: A source code patch exists which remedies this problem.</a>
1.6 william 133: <p>
1.3 deraadt 134:
1.53 tb 135: <li id="p004_nginx">
1.59 bentley 136: <strong>004: SECURITY FIX: Nov 21, 2013</strong>
1.17 deraadt 137: <i>All architectures</i><br>
1.7 sthen 138: A problem exists in
1.54 tb 139: <a href="https://man.openbsd.org/OpenBSD-5.4/nginx.8">nginx(8)</a>
1.7 sthen 140: which might allow an attacker to bypass security restrictions in certain
141: configurations by using a specially crafted request.
142: This issue was assigned CVE-2013-4547.
143: <br>
1.50 tb 144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/004_nginx.patch">
1.16 deraadt 145: A source code patch exists which remedies this problem.</a>
1.7 sthen 146: <p>
147:
1.53 tb 148: <li id="p005_sha512">
1.59 bentley 149: <strong>005: RELIABILITY FIX: Dec 19, 2013</strong>
1.17 deraadt 150: <i>Strict alignment architectures</i><br>
1.9 jca 151: In OpenSSL, use of the SHA384 SSL/TLS ciphers may result in a crash of
152: the application. The i386, amd64, vax and m68k platforms aren't
153: affected.
154: <br>
1.50 tb 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/005_sha512.patch">
1.16 deraadt 156: A source code patch exists which remedies this problem.</a>
1.9 jca 157: <p>
158:
1.53 tb 159: <li id="p006_libXfont">
1.59 bentley 160: <strong>006: SECURITY FIX: Jan 10, 2014</strong>
1.17 deraadt 161: <i>All architectures</i><br>
1.10 matthieu 162: A BDF font file containing a longer than expected string could overflow
163: a buffer on the stack in the X server.
164: This issue was assigned CVE-2013-6462.
165: <br>
1.50 tb 166: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/006_libXfont.patch">
1.16 deraadt 167: A source code patch exists which remedies this problem.</a>
1.10 matthieu 168: <p>
169:
1.53 tb 170: <li id="p007_openssl">
1.59 bentley 171: <strong>007: SECURITY FIX: April 8, 2014</strong>
1.18 deraadt 172: <i>All architectures</i><br>
173: Missing bounds checking in OpenSSL's implementation of the TLS/DTLS
174: heartbeat extension (RFC6520) which can result in a leak of memory contents.
175: <br>
1.50 tb 176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/007_openssl.patch">
1.18 deraadt 177: A source code patch exists which remedies this problem.</a>
178: <p>
179:
1.53 tb 180: <li id="p008_openssl">
1.59 bentley 181: <strong>008: SECURITY FIX: April 12, 2014</strong>
1.21 deraadt 182: <i>All architectures</i><br>
183: A use-after-free race condition in OpenSSL's read buffer may permit an attacker
184: to inject data from one connection into another.
185: <br>
1.50 tb 186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/008_openssl.patch">
1.21 deraadt 187: A source code patch exists which remedies this problem.</a>
188: <p>
189:
1.53 tb 190: <li id="p009_openssl">
1.59 bentley 191: <strong>009: RELIABILITY FIX: May 1, 2014</strong>
1.23 deraadt 192: <i>All architectures</i><br>
193: An attacker can trigger generation of an SSL alert which could cause
194: a null pointer dereference.
195: <br>
1.50 tb 196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/009_openssl.patch">
1.23 deraadt 197: A source code patch exists which remedies this problem.</a>
198: <p>
199:
1.53 tb 200: <li id="p010_libXfont">
1.59 bentley 201: <strong>010: SECURITY FIX: May 24, 2014</strong>
1.26 deraadt 202: <i>All architectures with X server</i><br>
203: X Font Service Protocol & Font metadata file handling issues in libXfont
204: <ul>
205: <li>CVE-2014-0209: integer overflow of allocations in font metadata file parsing
206: <li>CVE-2014-0210: unvalidated length fields when parsing xfs protocol replies
207: <li>CVE-2014-0211: integer overflows calculating memory needs for xfs replies
208: </ul>
209: Please see <a href="http://lists.x.org/archives/xorg-announce/2014-May/002431.html">the advisory</a> for more information.
210: <br>
1.50 tb 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/010_libXfont.patch">
1.26 deraadt 212: A source code patch exists which remedies this problem.</a>
213: <p>
1.27 deraadt 214:
1.53 tb 215: <li id="p011_sendmail">
1.59 bentley 216: <strong>011: SECURITY FIX: June 5, 2014</strong>
1.27 deraadt 217: <i>All architectures</i><br>
218: Sendmail was not properly closing file descriptions before executing programs.
219: This could enable local users to interfere with an open SMTP connection.
220: This issue was assigned CVE-2014-3956.
221: <br>
1.50 tb 222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/011_sendmail.patch">
1.27 deraadt 223: A source code patch exists which remedies this problem.</a>
224: <p>
225:
1.53 tb 226: <li id="p012_openssl">
1.59 bentley 227: <strong>012: SECURITY FIX: June 6, 2014</strong>
1.28 deraadt 228: <i>All architectures</i><br>
229: This patch contains a number of SSL library fixes.
230: <br>
1.50 tb 231: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/012_openssl.patch">
1.28 deraadt 232: A source code patch exists which remedies this problem.</a>
233: <p>
234:
1.53 tb 235: <li id="p013_dhcp">
1.59 bentley 236: <strong>013: RELIABILITY FIX: July 30, 2014</strong>
1.31 tobias 237: <i>All architectures</i><br>
238: Packets with illegal DHCP options can lead to memory exhaustion of
1.54 tb 239: <a href="https://man.openbsd.org/OpenBSD-5.4/dhclient.8">dhclient(8)</a>
1.31 tobias 240: and
1.54 tb 241: <a href="https://man.openbsd.org/OpenBSD-5.4/dhcpd.8">dhcpd(8)</a>.
1.31 tobias 242: <br>
1.50 tb 243: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/013_dhcp.patch">
1.31 tobias 244: A source code patch exists which remedies this problem.</a>
245: <p>
246:
1.53 tb 247: <li id="p014_openssl">
1.59 bentley 248: <strong>014: SECURITY FIX: August 9, 2014</strong>
1.32 tedu 249: <i>All architectures</i><br>
250: This patch contains a number of SSL library fixes.
251: <br>
1.50 tb 252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/014_openssl.patch">
1.32 tedu 253: A source code patch exists which remedies this problem.</a>
254: <p>
255:
1.53 tb 256: <li id="p015_nginx">
1.59 bentley 257: <strong>015: SECURITY FIX: October 1, 2014</strong>
1.34 stsp 258: <i>All architectures</i><br>
259: nginx can reuse cached SSL sessions in unrelated contexts, allowing virtual
260: host confusion attacks in some configurations.
261: This issue was assigned CVE-2014-3616.
262: <br>
1.50 tb 263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/015_nginx.patch">
1.34 stsp 264: A source code patch exists which remedies this problem.</a>
265: <p>
266:
1.53 tb 267: <li id="p016_openssl">
1.59 bentley 268: <strong>016: RELIABILITY FIX: October 20, 2014</strong>
1.36 tedu 269: <i>All architectures</i><br>
270: Two remotely triggerable memory leaks in OpenSSL can lead to a denial of
271: service in server applications.
272: <br>
1.50 tb 273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/016_openssl.patch">
1.36 tedu 274: A source code patch exists which remedies this problem.</a>
275: <p>
276:
1.53 tb 277: <li id="p017_kernexec">
1.59 bentley 278: <strong>017: RELIABILITY FIX: October 20, 2014</strong>
1.36 tedu 279: <i>All architectures</i><br>
280: Executable headers with an unaligned address will trigger a kernel panic.
281: <br>
1.50 tb 282: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.4/common/017_kernexec.patch">
1.36 tedu 283: A source code patch exists which remedies this problem.</a>
284: <p>
285:
1.1 deraadt 286: </ul>
287:
1.38 tedu 288: <hr>
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