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1.42 tj 5: <title>OpenBSD 5.3 Errata</title>
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1.31 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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15:
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>
25: <a href="errata21.html">2.1</a>,
26: <a href="errata22.html">2.2</a>,
27: <a href="errata23.html">2.3</a>,
28: <a href="errata24.html">2.4</a>,
29: <a href="errata25.html">2.5</a>,
30: <a href="errata26.html">2.6</a>,
31: <a href="errata27.html">2.7</a>,
32: <a href="errata28.html">2.8</a>,
33: <a href="errata29.html">2.9</a>,
34: <a href="errata30.html">3.0</a>,
35: <a href="errata31.html">3.1</a>,
36: <a href="errata32.html">3.2</a>,
37: <a href="errata33.html">3.3</a>,
38: <a href="errata34.html">3.4</a>,
39: <a href="errata35.html">3.5</a>,
40: <a href="errata36.html">3.6</a>,
41: <br>
42: <a href="errata37.html">3.7</a>,
43: <a href="errata38.html">3.8</a>,
44: <a href="errata39.html">3.9</a>,
45: <a href="errata40.html">4.0</a>,
46: <a href="errata41.html">4.1</a>,
47: <a href="errata42.html">4.2</a>,
48: <a href="errata43.html">4.3</a>,
49: <a href="errata44.html">4.4</a>,
50: <a href="errata45.html">4.5</a>,
51: <a href="errata46.html">4.6</a>,
52: <a href="errata47.html">4.7</a>,
53: <a href="errata48.html">4.8</a>,
54: <a href="errata49.html">4.9</a>,
55: <a href="errata50.html">5.0</a>,
56: <a href="errata51.html">5.1</a>,
1.10 deraadt 57: <a href="errata52.html">5.2</a>,
1.22 deraadt 58: <br>
1.20 deraadt 59: <a href="errata54.html">5.4</a>,
1.30 jsg 60: <a href="errata55.html">5.5</a>,
1.34 deraadt 61: <a href="errata56.html">5.6</a>,
1.37 deraadt 62: <a href="errata57.html">5.7</a>,
1.38 deraadt 63: <a href="errata58.html">5.8</a>,
1.43 deraadt 64: <a href="errata59.html">5.9</a>,
1.46 tj 65: <a href="errata60.html">6.0</a>,
1.50 deraadt 66: <a href="errata61.html">6.1</a>,
1.51 deraadt 67: <a href="errata62.html">6.2</a>,
1.52 deraadt 68: <a href="errata63.html">6.3</a>,
1.53 deraadt 69: <a href="errata64.html">6.4</a>,
70: <a href="errata65.html">6.5</a>.
1.1 deraadt 71: <hr>
72:
1.23 deraadt 73: <p>
1.46 tj 74: Patches for the OpenBSD base system are distributed as unified diffs.
75: Each patch contains usage instructions.
76: All the following patches are also available in one
77: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3.tar.gz">tar.gz file</a>
78: for convenience.
1.1 deraadt 79:
1.23 deraadt 80: <p>
1.46 tj 81: Patches for supported releases are also incorporated into the
1.47 tj 82: <a href="stable.html">-stable branch</a>.
1.23 deraadt 83:
1.1 deraadt 84: <hr>
85:
86: <ul>
1.48 tb 87: <li id="p001_bgpd">
1.54 ! bentley 88: <strong>001: RELIABILITY FIX: March 15, 2013</strong>
1.24 deraadt 89: <i>All architectures</i><br>
1.3 deraadt 90: A rare condition during session startup may cause bgpd to replace
1.1 deraadt 91: an active session leading to unknown consequences. Bug found by
92: inspection (we do not know how to reproduce it, consider that a challenge).
93:
94: <br>
1.45 tb 95: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/001_bgpd.patch">
1.23 deraadt 96: A source code patch exists which remedies this problem.</a>
1.1 deraadt 97: <p>
1.4 dtucker 98:
1.48 tb 99: <li id="p002_vr">
1.54 ! bentley 100: <strong>002: RELIABILITY FIX: May 5, 2013</strong>
1.24 deraadt 101: <i>All architectures</i><br>
1.49 tb 102: A flaw exists in the <a href="https://man.openbsd.org/OpenBSD-5.3/vr.4"
1.4 dtucker 103: >vr(4)</a> driver that may cause it to not recover from some error conditions.
104:
105: <br>
1.45 tb 106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/002_vr.patch">
1.23 deraadt 107: A source code patch exists which remedies this problem.</a>
1.4 dtucker 108: <p>
109:
1.48 tb 110: <li id="p003_nginx">
1.54 ! bentley 111: <strong>003: RELIABILITY FIX: May 17, 2013</strong>
1.24 deraadt 112: <i>All architectures</i><br>
1.7 sthen 113: A problem exists in
1.49 tb 114: <a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
1.7 sthen 115: if proxy_pass is used with untrusted HTTP backend servers.
116: The problem may lead to a denial of service or a disclosure of a
117: worker process memory on a specially crafted response from an
118: upstream proxied server.
119: This issue was assigned CVE-2013-2070.
1.5 jasper 120: <br>
1.45 tb 121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/003_nginx.patch">
1.23 deraadt 122: A source code patch exists which remedies this problem.</a>
1.5 jasper 123: <p>
124:
1.48 tb 125: <li id="p004_route">
1.54 ! bentley 126: <strong>004: RELIABILITY FIX: May 17, 2013</strong>
1.24 deraadt 127: <i>All architectures</i><br>
1.6 sthen 128: As discovered by Peter Philipp, it is possible for an unprivileged user
129: process to trigger deleting the undeletable RNF_ROOT route, resulting in
130: a kernel panic.
131:
132: <br>
1.45 tb 133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/004_route.patch">
1.23 deraadt 134: A source code patch exists which remedies this problem.</a>
1.6 sthen 135: <p>
136:
1.48 tb 137: <li id="p005_in6">
1.54 ! bentley 138: <strong>005: RELIABILITY FIX: May 31, 2013</strong>
1.24 deraadt 139: <i>All architectures</i><br>
1.8 sthen 140: A local denial of service is possible by an unprivileged user if the
141: SIOCSIFADDR ioctl is performed upon an AF_INET6 socket with a specially
142: crafted parameter.
143: <br>
1.45 tb 144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/005_in6.patch">
1.23 deraadt 145: A source code patch exists which remedies this problem.</a>
1.8 sthen 146: <p>
147:
1.48 tb 148: <li id="p006_tftpd">
1.54 ! bentley 149: <strong>006: RELIABILITY FIX: June 12, 2013</strong>
1.24 deraadt 150: <i>All architectures</i><br>
1.9 sthen 151: A denial of services was discovered where certain combinations of
152: TFTP options could cause OACK generation to fail, which in turn
153: caused a double free in tftpd.
154: <br>
1.45 tb 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/006_tftpd.patch">
1.23 deraadt 156: A source code patch exists which remedies this problem.</a>
1.9 sthen 157: <p>
158:
1.48 tb 159: <li id="p007_vio">
1.54 ! bentley 160: <strong>007: RELIABILITY FIX: June 12, 2013</strong>
1.24 deraadt 161: <i>All architectures</i><br>
1.49 tb 162: Two flaws in the <a href="https://man.openbsd.org/OpenBSD-5.3/vio.4">vio(4)</a>
1.9 sthen 163: driver may cause a kernel panic, and may cause IPv6 neighbour discovery to fail
164: due to multicast receive problems.<br>
1.45 tb 165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/007_vio.patch">
1.23 deraadt 166: A source code patch exists which remedies this problem.</a>
1.9 sthen 167: <p>
168:
1.48 tb 169: <li id="p008_pflow">
1.54 ! bentley 170: <strong>008: RELIABILITY FIX: Nov 7, 2013</strong>
1.24 deraadt 171: <i>All architectures</i><br>
1.27 jca 172: A crash can happen on
1.49 tb 173: <a href="https://man.openbsd.org/OpenBSD-5.3/pflow.4">pflow(4)</a>
1.27 jca 174: interface destruction.
1.11 deraadt 175:
176: <br>
1.45 tb 177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/008_pflow.patch">
1.23 deraadt 178: A source code patch exists which remedies this problem.</a>
1.11 deraadt 179: <p>
180:
1.48 tb 181: <li id="p009_sshgcm">
1.54 ! bentley 182: <strong>009: SECURITY FIX: Nov 7, 2013</strong>
1.24 deraadt 183: <i>All architectures</i><br>
1.12 deraadt 184: A memory corruption vulnerability exists in the post-authentication sshd process
185: when an AES-GCM cipher (aes128-gcm@openssh.com or aes256-gcm@openssh.com) is
186: selected during kex exchange.
1.45 tb 187: Review the <a href="https://www.openssh.com/txt/gcmrekey.adv">gcmrekey advisory</a>
1.12 deraadt 188: for a mitigation.
189:
190: <br>
1.45 tb 191: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/009_sshgcm.patch">
1.23 deraadt 192: A source code patch exists which remedies this problem.</a>
1.12 deraadt 193: <p>
1.9 sthen 194:
1.13 william 195:
1.48 tb 196: <li id="p010_vnode">
1.54 ! bentley 197: <strong>010: RELIABILITY FIX: Nov 11, 2013</strong>
1.24 deraadt 198: <i>All architectures</i><br>
1.13 william 199: An unprivileged user may hang the system.
200:
201: <br>
1.45 tb 202: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/010_vnode.patch">
1.23 deraadt 203: A source code patch exists which remedies this problem.</a>
1.13 william 204: <p>
205:
1.48 tb 206: <li id="p011_nginx">
1.54 ! bentley 207: <strong>011: SECURITY FIX: Nov 21, 2013</strong>
1.24 deraadt 208: <i>All architectures</i><br>
1.14 sthen 209: A problem exists in
1.49 tb 210: <a href="https://man.openbsd.org/OpenBSD-5.3/nginx.8">nginx(8)</a>
1.14 sthen 211: which might allow an attacker to bypass security restrictions in certain
212: configurations by using a specially crafted request.
213: This issue was assigned CVE-2013-4547.
214: <br>
1.45 tb 215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/011_nginx.patch">
1.23 deraadt 216: A source code patch exists which remedies this problem.</a>
1.14 sthen 217: <p>
218:
1.48 tb 219: <li id="p012_sha512">
1.54 ! bentley 220: <strong>012: RELIABILITY FIX: Dec 19, 2013</strong>
1.24 deraadt 221: <i>Strict alignment architectures</i><br>
1.16 jca 222: In OpenSSL, use of the SHA384 SSL/TLS ciphers may result in a crash of
223: the application. The i386, amd64, vax and m68k platforms aren't
224: affected.
225: <br>
1.45 tb 226: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/012_sha512.patch">
1.23 deraadt 227: A source code patch exists which remedies this problem.</a>
1.16 jca 228: <p>
229:
1.48 tb 230: <li id="p013_libXfont">
1.54 ! bentley 231: <strong>013: SECURITY FIX: Jan 10, 2014</strong>
1.24 deraadt 232: <i>All architectures</i><br>
1.17 matthieu 233: A BDF font file containing a longer than expected string could overflow
234: a buffer on the stack in the X server.
235: This issue was assigned CVE-2013-6462.
236: <br>
1.45 tb 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/013_libXfont.patch">
1.23 deraadt 238: A source code patch exists which remedies this problem.</a>
1.17 matthieu 239: <p>
240:
1.48 tb 241: <li id="p014_openssl">
1.54 ! bentley 242: <strong>014: SECURITY FIX: April 8, 2014</strong>
1.25 deraadt 243: <i>All architectures</i><br>
244: Missing bounds checking in OpenSSL's implementation of the TLS/DTLS
245: heartbeat extension (RFC6520) which can result in a leak of memory contents.
246: <br>
1.45 tb 247: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/014_openssl.patch">
1.25 deraadt 248: A source code patch exists which remedies this problem.</a>
249: <p>
250:
1.48 tb 251: <li id="p015_openssl">
1.54 ! bentley 252: <strong>015: SECURITY FIX: April 12, 2014</strong>
1.28 deraadt 253: <i>All architectures</i><br>
254: A use-after-free race condition in OpenSSL's read buffer may permit an attacker
255: to inject data from one connection into another.
256: <br>
1.45 tb 257: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.3/common/015_openssl.patch">
1.28 deraadt 258: A source code patch exists which remedies this problem.</a>
259: <p>
260:
1.1 deraadt 261: </ul>
262:
1.33 tedu 263: <hr>
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