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1.44 bentley 17: <h2 id=OpenBSD>
1.18 deraadt 18: <a href="index.html">
1.44 bentley 19: <i>Open</i><b>BSD</b></a>
20: 5.8 Errata
1.19 tj 21: </h2>
1.18 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.46 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>,
1.46 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>,
1.46 schwarze 58: <br>
1.1 deraadt 59: <a href="errata52.html">5.2</a>,
60: <a href="errata53.html">5.3</a>,
61: <a href="errata54.html">5.4</a>,
62: <a href="errata55.html">5.5</a>,
63: <a href="errata56.html">5.6</a>,
1.15 deraadt 64: <a href="errata57.html">5.7</a>,
1.29 deraadt 65: <a href="errata59.html">5.9</a>,
1.35 tj 66: <a href="errata60.html">6.0</a>,
1.40 deraadt 67: <a href="errata61.html">6.1</a>,
1.41 deraadt 68: <a href="errata62.html">6.2</a>,
1.42 deraadt 69: <a href="errata63.html">6.3</a>,
1.43 deraadt 70: <a href="errata64.html">6.4</a>,
1.45 deraadt 71: <a href="errata65.html">6.5</a>,
1.47 deraadt 72: <a href="errata66.html">6.6</a>,
1.48 ! deraadt 73: <a href="errata67.html">6.7</a>,
! 74: <a href="errata68.html">6.8</a>.
1.1 deraadt 75: <hr>
76:
77: <p>
1.35 tj 78: Patches for the OpenBSD base system are distributed as unified diffs.
79: Each patch is cryptographically signed with the
1.38 tb 80: <a href="https://man.openbsd.org/OpenBSD-5.8/signify.1">signify(1)</a> tool and contains
1.35 tj 81: usage instructions.
82: All the following patches are also available in one
83: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8.tar.gz">tar.gz file</a>
84: for convenience.
1.1 deraadt 85:
86: <p>
1.35 tj 87: Patches for supported releases are also incorporated into the
1.36 tj 88: <a href="stable.html">-stable branch</a>.
1.1 deraadt 89:
90: <hr>
91:
92: <ul>
93:
1.37 tb 94: <li id="p001_sshd">
1.44 bentley 95: <strong>001: SECURITY FIX: August 30, 2015</strong>
1.2 deraadt 96: <i>All architectures</i><br>
97: Inverted logic made PermitRootLogin "prohibit-password" unsafe.
1.23 bcook 98: Use "no" (which is the installer default), or apply the following patch.
1.2 deraadt 99: <br>
1.33 tb 100: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/001_sshd.patch.sig">
1.2 deraadt 101: A source code patch exists which remedies this problem.</a>
102: <p>
1.1 deraadt 103:
1.37 tb 104: <li id="p002_sslhello">
1.44 bentley 105: <strong>002: INTEROPERABILITY FIX: August 30, 2015</strong>
1.3 deraadt 106: <i>All architectures</i><br>
107: LibreSSL 2.2.2 incorrectly handles ClientHello messages that do not
108: include TLS extensions, resulting in such handshakes being aborted.
109: <br>
1.33 tb 110: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/002_sslhello.patch.sig">
1.3 deraadt 111: A source code patch exists which remedies this problem.</a>
112: <p>
113:
1.37 tb 114: <li id="p003_uvm">
1.44 bentley 115: <strong>003: RELIABILITY FIX: September 28, 2015</strong>
1.4 deraadt 116: <i>All architectures</i><br>
117: An incorrect operation in uvm could result in system panics.
118: <br>
1.33 tb 119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/003_uvm.patch.sig">
1.4 deraadt 120: A source code patch exists which remedies this problem.</a>
121: <p>
122:
1.37 tb 123: <li id="p004_smtpd">
1.44 bentley 124: <strong>004: SECURITY FIX: October 1, 2015</strong>
1.5 deraadt 125: <i>All architectures</i><br>
126: Fix multiple reliability and security issues in smtpd:<br>
127: <ul>
128: <li>local and remote users could make smtpd crash or stop serving requests.
129: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
130: process could allow a local user to cause a crash or potentially
131: execute arbitrary code.
132: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
133: process could allow a remote attacker to cause a crash or potentially
134: execute arbitrary code.
135: <li>hardlink and symlink attacks allowed a local user to unset chflags or
136: leak the first line of an arbitrary file.
137: </ul>
1.33 tb 138: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/004_smtpd.patch.sig">
1.5 deraadt 139: A source code patch exists which remedies this problem.</a>
140: <p>
141:
1.37 tb 142: <li id="p005_kevent">
1.44 bentley 143: <strong>005: RELIABILITY FIX: October 14, 2015</strong>
1.6 sthen 144: <i>All architectures</i><br>
145: A problem with timer kevents could result in a kernel hang (local denial
146: of service).<br>
1.33 tb 147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/005_kevent.patch.sig">
1.6 sthen 148: A source code patch exists which remedies this problem.</a>
149: <p>
150:
1.37 tb 151: <li id="p006_src">
1.44 bentley 152: <strong>006: RELEASE CD ISSUE: Oct 18, 2015</strong>
1.7 deraadt 153: <i>All architectures</i><br>
154: The "src.tar.gz" file on the source tree was created on the wrong day,
155: and does not match the 5.8 release builds.
156:
157: <br>
1.33 tb 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/5.8/cd-src.tar.gz">
1.7 deraadt 159: A replacement file is available</a> in the 5.8 release directory with the name <b>cd-src.tar.gz</b>; due to size of the file, check local mirrors also.
160: <p>
161:
1.37 tb 162: <li id="p007_obj2txt">
1.44 bentley 163: <strong>007: RELIABILITY FIX: October 15, 2015</strong>
1.8 tedu 164: <i>All architectures</i><br>
165: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
166: and memory leak, as reported by Qualys Security.<br>
1.33 tb 167: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/007_obj2txt.patch.sig">
1.8 tedu 168: A source code patch exists which remedies this problem.</a>
169: <p>
170:
1.37 tb 171: <li id="p008_rsn">
1.44 bentley 172: <strong>008: RELIABILITY FIX: November 9, 2015</strong>
1.9 stsp 173: <i>All architectures</i><br>
174: Insufficient validation of RSN element group cipher values in 802.11
175: beacons and probe responses could result in system panics.<br>
1.33 tb 176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/008_rsn.patch.sig">
1.9 stsp 177: A source code patch exists which remedies this problem.</a>
178: <p>
179:
1.37 tb 180: <li id="p009_clientcert">
1.44 bentley 181: <strong>009: RELIABILITY FIX: Dec 3, 2015</strong>
1.10 beck 182: <i>All architectures</i><br>
1.34 tj 183: A NULL pointer dereference could be triggered by a crafted certificate sent to
1.12 jasper 184: services configured to verify client certificates on TLS/SSL connections.<br>
1.33 tb 185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/009_clientcert.patch.sig">
1.10 beck 186: A source code patch exists which remedies this problem.</a>
187: <p>
188:
1.37 tb 189: <li id="p010_sshd">
1.44 bentley 190: <strong>010: SECURITY FIX: January 14, 2016</strong>
1.13 deraadt 191: <i>All architectures</i><br>
192: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.14 deraadt 193: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.13 deraadt 194: <br>
195: Prevent this problem immediately by adding the line "UseRoaming no" to
196: <b>/etc/ssh/ssh_config</b>.
197: <br>
1.33 tb 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/010_ssh.patch.sig">
1.13 deraadt 199: A source code patch exists which remedies this problem.</a>
200: <p>
201:
1.37 tb 202: <li id="p011_sshd">
1.44 bentley 203: <strong>011: SECURITY FIX: March 10, 2016</strong>
1.16 deraadt 204: <i>All architectures</i><br>
1.33 tb 205: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.16 deraadt 206: Lack of credential sanitization allows injection of commands to xauth(1).</a>
207: <br>
208: Prevent this problem immediately by not using the "X11Forwarding" feature
209: (which is disabled by default)
210: <br>
1.33 tb 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/011_sshd.patch.sig">
1.16 deraadt 212: A source code patch exists which remedies this problem.</a>
213: <p>
214:
1.37 tb 215: <li id="p012_in6bind">
1.44 bentley 216: <strong>012: SECURITY FIX: March 16, 2016</strong>
1.17 deraadt 217: <i>All architectures</i><br>
218: Insufficient checks in IPv6 socket binding and UDP IPv6 option
219: processing allow a local user to send UDP packets with a source
220: (IPv6 address + port) already reserved by another user.
221: <br>
1.33 tb 222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/012_in6bind.patch.sig">
1.17 deraadt 223: A source code patch exists which remedies this problem.</a>
224: <p>
225:
1.37 tb 226: <li id="p013_crypto">
1.44 bentley 227: <strong>013: SECURITY FIX: May 3, 2016</strong>
1.20 tedu 228: <i>All architectures</i><br>
229: Fix issues in the libcrypto library.
230: Refer to <a href="https://www.openssl.org/news/secadv/20160503.txt">the OpenSSL advisory</a>.
231: <ul>
232: <li>Memory corruption in the ASN.1 encoder (CVE-2016-2108)
233: <li>Padding oracle in AES-NI CBC MAC check (CVE-2016-2107)
234: <li>EVP_EncodeUpdate overflow (CVE-2016-2105)
235: <li>EVP_EncryptUpdate overflow (CVE-2016-2106)
236: <li>ASN.1 BIO excessive memory allocation (CVE-2016-2109)
237: </ul>
238: <br>
1.33 tb 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/013_crypto.patch.sig">
1.20 tedu 240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.37 tb 243: <li id="p014_uvideo">
1.44 bentley 244: <strong>014: SECURITY FIX: May 17, 2016</strong>
1.21 kettenis 245: <i>All architectures</i><br>
246: Insufficient checks in the uvideo(4) V4L2 ioctl handling leak kernel
247: memory contents to a local user.
248: <br>
1.33 tb 249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/014_uvideo.patch.sig">
1.21 kettenis 250: A source code patch exists which remedies this problem.</a>
251: <p>
1.20 tedu 252:
1.37 tb 253: <li id="p015_crypto">
1.44 bentley 254: <strong>015: RELIABILITY FIX: May 29, 2016</strong>
1.23 bcook 255: <i>All architectures</i><br>
256: Fix a bug in the libcrypto library when parsing certain ASN.1 elements.
257: <br>
1.33 tb 258: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/015_crypto.patch.sig">
1.23 bcook 259: A source code patch exists which remedies this problem.</a>
260: <p>
1.24 deraadt 261:
1.37 tb 262: <li id="p016_libexpat">
1.44 bentley 263: <strong>016: SECURITY FIX: June 2, 2016</strong>
1.24 deraadt 264: <i>All architectures</i><br>
265: Fix issues in the libexpat library to prevent multiple integer and buffer overflows.
266: <br>
1.33 tb 267: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/016_libexpat.patch.sig">
1.24 deraadt 268: A source code patch exists which remedies this problem.</a>
269: <p>
270:
1.37 tb 271: <li id="p017_crypto">
1.44 bentley 272: <strong>017: SECURITY FIX: June 6, 2016</strong>
1.25 awolk 273: <i>All architectures</i><br>
274: Correct a problem that prevents the DSA signing algorithm from running
275: in constant time even if the flag BN_FLG_CONSTTIME is set.
276: <br>
1.33 tb 277: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/017_crypto.patch.sig">
1.25 awolk 278: A source code patch exists which remedies this problem.</a>
279: <p>
280:
1.37 tb 281: <li id="p018_splice">
1.44 bentley 282: <strong>018: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 283: <i>All architectures</i><br>
284: Splicing sockets in a loop could cause a kernel spin.
285: <br>
1.33 tb 286: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/018_splice.patch.sig">
1.26 deraadt 287: A source code patch exists which remedies this problem.</a>
288: <p>
289:
1.37 tb 290: <li id="p019_dirent">
1.44 bentley 291: <strong>019: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 292: <i>All architectures</i><br>
293: ufs_readdir failed to limit size of memory allocation, leading to panics.
294: <br>
1.33 tb 295: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/019_dirent.patch.sig">
1.26 deraadt 296: A source code patch exists which remedies this problem.</a>
297: <p>
298:
1.37 tb 299: <li id="p020_mmap">
1.44 bentley 300: <strong>020: SECURITY FIX: July 14, 2016</strong>
1.26 deraadt 301: <i>All architectures</i><br>
302: The mmap extension __MAP_NOFAULT could overcommit resources and crash
303: the system.
304: <br>
1.33 tb 305: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/020_mmap.patch.sig">
1.26 deraadt 306: A source code patch exists which remedies this problem.</a>
307: <p>
308:
1.37 tb 309: <li id="p021_timeout">
1.44 bentley 310: <strong>021: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 311: <i>All architectures</i><br>
312: Tick counting overflows could cause a kernel crash.
313: <br>
1.33 tb 314: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/021_timeout.patch.sig">
1.26 deraadt 315: A source code patch exists which remedies this problem.</a>
316: <p>
317:
1.37 tb 318: <li id="p022_kevent">
1.44 bentley 319: <strong>022: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 320: <i>All architectures</i><br>
321: Invalid file descriptor use with kevent(2) could lead to a kernel crash.
322: <br>
1.33 tb 323: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/022_kevent.patch.sig">
1.26 deraadt 324: A source code patch exists which remedies this problem.</a>
325: <p>
326:
1.37 tb 327: <li id="p023_amap">
1.44 bentley 328: <strong>023: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 329: <i>All architectures</i><br>
330: Unchecked parameters and integer overflows in the amap allocation routines
331: could cause malloc(9) to either not allocate enough memory, leading to memory
332: corruption, or to trigger a "malloc: allocation too large" panic.
333: <br>
1.33 tb 334: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/023_amap.patch.sig">
1.26 deraadt 335: A source code patch exists which remedies this problem.</a>
336: <p>
337:
1.37 tb 338: <li id="p024_relayd">
1.44 bentley 339: <strong>024: RELIABILITY FIX: July 25, 2016</strong>
1.28 benno 340: <i>All architectures</i><br>
341: When signaling an error to an HTTP relay client, the connection can be
342: terminated prematurely, leading to a crash.
343: <br>
1.33 tb 344: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/024_relayd.patch.sig">
1.28 benno 345: A source code patch exists which remedies this problem.</a>
346: <p>
347:
1.37 tb 348: <li id="p025_sysctl">
1.44 bentley 349: <strong>025: RELIABILITY FIX: August 2, 2016</strong>
1.30 tj 350: <i>All architectures</i>
351: <br>
352: A missing NULL check in sysctl code results in a crash.
353: <br>
1.33 tb 354: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/025_sysctl.patch.sig">
1.30 tj 355: A source code patch exists which remedies this problem.</a>
356: <p>
357:
1.37 tb 358: <li id="p026_uvmisavail">
1.44 bentley 359: <strong>026: RELIABILITY FIX: August 2, 2016</strong>
1.30 tj 360: <i>All architectures</i>
361: <br>
362: Missing overflow checks in uvm may result in panics.
363: <br>
1.33 tb 364: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/026_uvmisavail.patch.sig">
1.30 tj 365: A source code patch exists which remedies this problem.</a>
366: <p>
367:
1.37 tb 368: <li id="p027_perl">
1.44 bentley 369: <strong>027: SECURITY FIX: August 6, 2016</strong>
1.31 tj 370: <i>All architectures</i>
371: <br>
372: Don't look in the current working directory for perl modules to load.
1.39 tb 373: See the <a href="https://marc.info/?l=perl5-porters&m=146945269625067&w=2">
1.31 tj 374: perl5-porters announcement</a> for details.
375: <br>
1.33 tb 376: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/027_perl.patch.sig">
1.31 tj 377: A source code patch exists which remedies this problem.</a>
378: <p>
379:
1.37 tb 380: <li id="p028_relayd">
1.44 bentley 381: <strong>028: RELIABILITY FIX: August 6, 2016</strong>
1.31 tj 382: <i>All architectures</i>
383: <br>
384: Improve relayd's parsing of the Host-header by following RFC 7230
385: Section 5.4 more strictly.
386: <br>
1.33 tb 387: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/028_relayd.patch.sig">
1.31 tj 388: A source code patch exists which remedies this problem.</a>
389: <p>
390:
1.1 deraadt 391: </ul>
392:
393: <hr>
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