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1.42 tj 5: <title>OpenBSD 5.3 Errata</title>
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1.31 deraadt 11: <!--
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1.1 deraadt 16:
1.54 bentley 17: <h2 id=OpenBSD>
1.41 deraadt 18: <a href="index.html">
1.54 bentley 19: <i>Open</i><b>BSD</b></a>
20: 5.3 Errata
1.42 tj 21: </h2>
1.41 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.56 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>,
1.56 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>,
1.56 schwarze 58: <br>
1.10 deraadt 59: <a href="errata52.html">5.2</a>,
1.20 deraadt 60: <a href="errata54.html">5.4</a>,
1.30 jsg 61: <a href="errata55.html">5.5</a>,
1.34 deraadt 62: <a href="errata56.html">5.6</a>,
1.37 deraadt 63: <a href="errata57.html">5.7</a>,
1.38 deraadt 64: <a href="errata58.html">5.8</a>,
1.43 deraadt 65: <a href="errata59.html">5.9</a>,
1.46 tj 66: <a href="errata60.html">6.0</a>,
1.50 deraadt 67: <a href="errata61.html">6.1</a>,
1.51 deraadt 68: <a href="errata62.html">6.2</a>,
1.52 deraadt 69: <a href="errata63.html">6.3</a>,
1.53 deraadt 70: <a href="errata64.html">6.4</a>,
1.55 deraadt 71: <a href="errata65.html">6.5</a>,
1.57 ! deraadt 72: <a href="errata66.html">6.6</a>,
! 73: <a href="errata67.html">6.7</a>.
1.1 deraadt 74: <hr>
75:
1.23 deraadt 76: <p>
1.46 tj 77: Patches for the OpenBSD base system are distributed as unified diffs.
78: Each patch contains usage instructions.
79: All the following patches are also available in one
80: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3.tar.gz">tar.gz file</a>
81: for convenience.
1.1 deraadt 82:
1.23 deraadt 83: <p>
1.46 tj 84: Patches for supported releases are also incorporated into the
1.47 tj 85: <a href="stable.html">-stable branch</a>.
1.23 deraadt 86:
1.1 deraadt 87: <hr>
88:
89: <ul>
1.48 tb 90: <li id="p001_bgpd">
1.54 bentley 91: <strong>001: RELIABILITY FIX: March 15, 2013</strong>
1.24 deraadt 92: <i>All architectures</i><br>
1.3 deraadt 93: A rare condition during session startup may cause bgpd to replace
1.1 deraadt 94: an active session leading to unknown consequences. Bug found by
95: inspection (we do not know how to reproduce it, consider that a challenge).
96:
97: <br>
1.45 tb 98: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/001_bgpd.patch">
1.23 deraadt 99: A source code patch exists which remedies this problem.</a>
1.1 deraadt 100: <p>
1.4 dtucker 101:
1.48 tb 102: <li id="p002_vr">
1.54 bentley 103: <strong>002: RELIABILITY FIX: May 5, 2013</strong>
1.24 deraadt 104: <i>All architectures</i><br>
1.49 tb 105: A flaw exists in the <a href="https://man.openbsd.org/OpenBSD-5.3/vr.4"
1.4 dtucker 106: >vr(4)</a> driver that may cause it to not recover from some error conditions.
107:
108: <br>
1.45 tb 109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/002_vr.patch">
1.23 deraadt 110: A source code patch exists which remedies this problem.</a>
1.4 dtucker 111: <p>
112:
1.48 tb 113: <li id="p003_nginx">
1.54 bentley 114: <strong>003: RELIABILITY FIX: May 17, 2013</strong>
1.24 deraadt 115: <i>All architectures</i><br>
1.7 sthen 116: A problem exists in
1.49 tb 117: <a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
1.7 sthen 118: if proxy_pass is used with untrusted HTTP backend servers.
119: The problem may lead to a denial of service or a disclosure of a
120: worker process memory on a specially crafted response from an
121: upstream proxied server.
122: This issue was assigned CVE-2013-2070.
1.5 jasper 123: <br>
1.45 tb 124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/003_nginx.patch">
1.23 deraadt 125: A source code patch exists which remedies this problem.</a>
1.5 jasper 126: <p>
127:
1.48 tb 128: <li id="p004_route">
1.54 bentley 129: <strong>004: RELIABILITY FIX: May 17, 2013</strong>
1.24 deraadt 130: <i>All architectures</i><br>
1.6 sthen 131: As discovered by Peter Philipp, it is possible for an unprivileged user
132: process to trigger deleting the undeletable RNF_ROOT route, resulting in
133: a kernel panic.
134:
135: <br>
1.45 tb 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/004_route.patch">
1.23 deraadt 137: A source code patch exists which remedies this problem.</a>
1.6 sthen 138: <p>
139:
1.48 tb 140: <li id="p005_in6">
1.54 bentley 141: <strong>005: RELIABILITY FIX: May 31, 2013</strong>
1.24 deraadt 142: <i>All architectures</i><br>
1.8 sthen 143: A local denial of service is possible by an unprivileged user if the
144: SIOCSIFADDR ioctl is performed upon an AF_INET6 socket with a specially
145: crafted parameter.
146: <br>
1.45 tb 147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/005_in6.patch">
1.23 deraadt 148: A source code patch exists which remedies this problem.</a>
1.8 sthen 149: <p>
150:
1.48 tb 151: <li id="p006_tftpd">
1.54 bentley 152: <strong>006: RELIABILITY FIX: June 12, 2013</strong>
1.24 deraadt 153: <i>All architectures</i><br>
1.9 sthen 154: A denial of services was discovered where certain combinations of
155: TFTP options could cause OACK generation to fail, which in turn
156: caused a double free in tftpd.
157: <br>
1.45 tb 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/006_tftpd.patch">
1.23 deraadt 159: A source code patch exists which remedies this problem.</a>
1.9 sthen 160: <p>
161:
1.48 tb 162: <li id="p007_vio">
1.54 bentley 163: <strong>007: RELIABILITY FIX: June 12, 2013</strong>
1.24 deraadt 164: <i>All architectures</i><br>
1.49 tb 165: Two flaws in the <a href="https://man.openbsd.org/OpenBSD-5.3/vio.4">vio(4)</a>
1.9 sthen 166: driver may cause a kernel panic, and may cause IPv6 neighbour discovery to fail
167: due to multicast receive problems.<br>
1.45 tb 168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/007_vio.patch">
1.23 deraadt 169: A source code patch exists which remedies this problem.</a>
1.9 sthen 170: <p>
171:
1.48 tb 172: <li id="p008_pflow">
1.54 bentley 173: <strong>008: RELIABILITY FIX: Nov 7, 2013</strong>
1.24 deraadt 174: <i>All architectures</i><br>
1.27 jca 175: A crash can happen on
1.49 tb 176: <a href="https://man.openbsd.org/OpenBSD-5.3/pflow.4">pflow(4)</a>
1.27 jca 177: interface destruction.
1.11 deraadt 178:
179: <br>
1.45 tb 180: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/008_pflow.patch">
1.23 deraadt 181: A source code patch exists which remedies this problem.</a>
1.11 deraadt 182: <p>
183:
1.48 tb 184: <li id="p009_sshgcm">
1.54 bentley 185: <strong>009: SECURITY FIX: Nov 7, 2013</strong>
1.24 deraadt 186: <i>All architectures</i><br>
1.12 deraadt 187: A memory corruption vulnerability exists in the post-authentication sshd process
188: when an AES-GCM cipher (aes128-gcm@openssh.com or aes256-gcm@openssh.com) is
189: selected during kex exchange.
1.45 tb 190: Review the <a href="https://www.openssh.com/txt/gcmrekey.adv">gcmrekey advisory</a>
1.12 deraadt 191: for a mitigation.
192:
193: <br>
1.45 tb 194: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/009_sshgcm.patch">
1.23 deraadt 195: A source code patch exists which remedies this problem.</a>
1.12 deraadt 196: <p>
1.9 sthen 197:
1.13 william 198:
1.48 tb 199: <li id="p010_vnode">
1.54 bentley 200: <strong>010: RELIABILITY FIX: Nov 11, 2013</strong>
1.24 deraadt 201: <i>All architectures</i><br>
1.13 william 202: An unprivileged user may hang the system.
203:
204: <br>
1.45 tb 205: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/010_vnode.patch">
1.23 deraadt 206: A source code patch exists which remedies this problem.</a>
1.13 william 207: <p>
208:
1.48 tb 209: <li id="p011_nginx">
1.54 bentley 210: <strong>011: SECURITY FIX: Nov 21, 2013</strong>
1.24 deraadt 211: <i>All architectures</i><br>
1.14 sthen 212: A problem exists in
1.49 tb 213: <a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
1.14 sthen 214: which might allow an attacker to bypass security restrictions in certain
215: configurations by using a specially crafted request.
216: This issue was assigned CVE-2013-4547.
217: <br>
1.45 tb 218: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/011_nginx.patch">
1.23 deraadt 219: A source code patch exists which remedies this problem.</a>
1.14 sthen 220: <p>
221:
1.48 tb 222: <li id="p012_sha512">
1.54 bentley 223: <strong>012: RELIABILITY FIX: Dec 19, 2013</strong>
1.24 deraadt 224: <i>Strict alignment architectures</i><br>
1.16 jca 225: In OpenSSL, use of the SHA384 SSL/TLS ciphers may result in a crash of
226: the application. The i386, amd64, vax and m68k platforms aren't
227: affected.
228: <br>
1.45 tb 229: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/012_sha512.patch">
1.23 deraadt 230: A source code patch exists which remedies this problem.</a>
1.16 jca 231: <p>
232:
1.48 tb 233: <li id="p013_libXfont">
1.54 bentley 234: <strong>013: SECURITY FIX: Jan 10, 2014</strong>
1.24 deraadt 235: <i>All architectures</i><br>
1.17 matthieu 236: A BDF font file containing a longer than expected string could overflow
237: a buffer on the stack in the X server.
238: This issue was assigned CVE-2013-6462.
239: <br>
1.45 tb 240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/013_libXfont.patch">
1.23 deraadt 241: A source code patch exists which remedies this problem.</a>
1.17 matthieu 242: <p>
243:
1.48 tb 244: <li id="p014_openssl">
1.54 bentley 245: <strong>014: SECURITY FIX: April 8, 2014</strong>
1.25 deraadt 246: <i>All architectures</i><br>
247: Missing bounds checking in OpenSSL's implementation of the TLS/DTLS
248: heartbeat extension (RFC6520) which can result in a leak of memory contents.
249: <br>
1.45 tb 250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/014_openssl.patch">
1.25 deraadt 251: A source code patch exists which remedies this problem.</a>
252: <p>
253:
1.48 tb 254: <li id="p015_openssl">
1.54 bentley 255: <strong>015: SECURITY FIX: April 12, 2014</strong>
1.28 deraadt 256: <i>All architectures</i><br>
257: A use-after-free race condition in OpenSSL's read buffer may permit an attacker
258: to inject data from one connection into another.
259: <br>
1.45 tb 260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/015_openssl.patch">
1.28 deraadt 261: A source code patch exists which remedies this problem.</a>
262: <p>
263:
1.1 deraadt 264: </ul>
265:
1.33 tedu 266: <hr>
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