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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>,
1.49 ! deraadt 74: <a href="errata68.html">6.8</a>,
! 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
78: <p>
1.35 tj 79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch is cryptographically signed with the
1.38 tb 81: <a href="https://man.openbsd.org/OpenBSD-5.8/signify.1">signify(1)</a> tool and contains
1.35 tj 82: usage instructions.
83: All the following patches are also available in one
84: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8.tar.gz">tar.gz file</a>
85: for convenience.
1.1 deraadt 86:
87: <p>
1.35 tj 88: Patches for supported releases are also incorporated into the
1.36 tj 89: <a href="stable.html">-stable branch</a>.
1.1 deraadt 90:
91: <hr>
92:
93: <ul>
94:
1.37 tb 95: <li id="p001_sshd">
1.44 bentley 96: <strong>001: SECURITY FIX: August 30, 2015</strong>
1.2 deraadt 97: <i>All architectures</i><br>
98: Inverted logic made PermitRootLogin "prohibit-password" unsafe.
1.23 bcook 99: Use "no" (which is the installer default), or apply the following patch.
1.2 deraadt 100: <br>
1.33 tb 101: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/001_sshd.patch.sig">
1.2 deraadt 102: A source code patch exists which remedies this problem.</a>
103: <p>
1.1 deraadt 104:
1.37 tb 105: <li id="p002_sslhello">
1.44 bentley 106: <strong>002: INTEROPERABILITY FIX: August 30, 2015</strong>
1.3 deraadt 107: <i>All architectures</i><br>
108: LibreSSL 2.2.2 incorrectly handles ClientHello messages that do not
109: include TLS extensions, resulting in such handshakes being aborted.
110: <br>
1.33 tb 111: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/002_sslhello.patch.sig">
1.3 deraadt 112: A source code patch exists which remedies this problem.</a>
113: <p>
114:
1.37 tb 115: <li id="p003_uvm">
1.44 bentley 116: <strong>003: RELIABILITY FIX: September 28, 2015</strong>
1.4 deraadt 117: <i>All architectures</i><br>
118: An incorrect operation in uvm could result in system panics.
119: <br>
1.33 tb 120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/003_uvm.patch.sig">
1.4 deraadt 121: A source code patch exists which remedies this problem.</a>
122: <p>
123:
1.37 tb 124: <li id="p004_smtpd">
1.44 bentley 125: <strong>004: SECURITY FIX: October 1, 2015</strong>
1.5 deraadt 126: <i>All architectures</i><br>
127: Fix multiple reliability and security issues in smtpd:<br>
128: <ul>
129: <li>local and remote users could make smtpd crash or stop serving requests.
130: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
131: process could allow a local user to cause a crash or potentially
132: execute arbitrary code.
133: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
134: process could allow a remote attacker to cause a crash or potentially
135: execute arbitrary code.
136: <li>hardlink and symlink attacks allowed a local user to unset chflags or
137: leak the first line of an arbitrary file.
138: </ul>
1.33 tb 139: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/004_smtpd.patch.sig">
1.5 deraadt 140: A source code patch exists which remedies this problem.</a>
141: <p>
142:
1.37 tb 143: <li id="p005_kevent">
1.44 bentley 144: <strong>005: RELIABILITY FIX: October 14, 2015</strong>
1.6 sthen 145: <i>All architectures</i><br>
146: A problem with timer kevents could result in a kernel hang (local denial
147: of service).<br>
1.33 tb 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/005_kevent.patch.sig">
1.6 sthen 149: A source code patch exists which remedies this problem.</a>
150: <p>
151:
1.37 tb 152: <li id="p006_src">
1.44 bentley 153: <strong>006: RELEASE CD ISSUE: Oct 18, 2015</strong>
1.7 deraadt 154: <i>All architectures</i><br>
155: The "src.tar.gz" file on the source tree was created on the wrong day,
156: and does not match the 5.8 release builds.
157:
158: <br>
1.33 tb 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/5.8/cd-src.tar.gz">
1.7 deraadt 160: 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.
161: <p>
162:
1.37 tb 163: <li id="p007_obj2txt">
1.44 bentley 164: <strong>007: RELIABILITY FIX: October 15, 2015</strong>
1.8 tedu 165: <i>All architectures</i><br>
166: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
167: and memory leak, as reported by Qualys Security.<br>
1.33 tb 168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/007_obj2txt.patch.sig">
1.8 tedu 169: A source code patch exists which remedies this problem.</a>
170: <p>
171:
1.37 tb 172: <li id="p008_rsn">
1.44 bentley 173: <strong>008: RELIABILITY FIX: November 9, 2015</strong>
1.9 stsp 174: <i>All architectures</i><br>
175: Insufficient validation of RSN element group cipher values in 802.11
176: beacons and probe responses could result in system panics.<br>
1.33 tb 177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/008_rsn.patch.sig">
1.9 stsp 178: A source code patch exists which remedies this problem.</a>
179: <p>
180:
1.37 tb 181: <li id="p009_clientcert">
1.44 bentley 182: <strong>009: RELIABILITY FIX: Dec 3, 2015</strong>
1.10 beck 183: <i>All architectures</i><br>
1.34 tj 184: A NULL pointer dereference could be triggered by a crafted certificate sent to
1.12 jasper 185: services configured to verify client certificates on TLS/SSL connections.<br>
1.33 tb 186: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/009_clientcert.patch.sig">
1.10 beck 187: A source code patch exists which remedies this problem.</a>
188: <p>
189:
1.37 tb 190: <li id="p010_sshd">
1.44 bentley 191: <strong>010: SECURITY FIX: January 14, 2016</strong>
1.13 deraadt 192: <i>All architectures</i><br>
193: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.14 deraadt 194: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.13 deraadt 195: <br>
196: Prevent this problem immediately by adding the line "UseRoaming no" to
197: <b>/etc/ssh/ssh_config</b>.
198: <br>
1.33 tb 199: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/010_ssh.patch.sig">
1.13 deraadt 200: A source code patch exists which remedies this problem.</a>
201: <p>
202:
1.37 tb 203: <li id="p011_sshd">
1.44 bentley 204: <strong>011: SECURITY FIX: March 10, 2016</strong>
1.16 deraadt 205: <i>All architectures</i><br>
1.33 tb 206: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.16 deraadt 207: Lack of credential sanitization allows injection of commands to xauth(1).</a>
208: <br>
209: Prevent this problem immediately by not using the "X11Forwarding" feature
210: (which is disabled by default)
211: <br>
1.33 tb 212: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/011_sshd.patch.sig">
1.16 deraadt 213: A source code patch exists which remedies this problem.</a>
214: <p>
215:
1.37 tb 216: <li id="p012_in6bind">
1.44 bentley 217: <strong>012: SECURITY FIX: March 16, 2016</strong>
1.17 deraadt 218: <i>All architectures</i><br>
219: Insufficient checks in IPv6 socket binding and UDP IPv6 option
220: processing allow a local user to send UDP packets with a source
221: (IPv6 address + port) already reserved by another user.
222: <br>
1.33 tb 223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/012_in6bind.patch.sig">
1.17 deraadt 224: A source code patch exists which remedies this problem.</a>
225: <p>
226:
1.37 tb 227: <li id="p013_crypto">
1.44 bentley 228: <strong>013: SECURITY FIX: May 3, 2016</strong>
1.20 tedu 229: <i>All architectures</i><br>
230: Fix issues in the libcrypto library.
231: Refer to <a href="https://www.openssl.org/news/secadv/20160503.txt">the OpenSSL advisory</a>.
232: <ul>
233: <li>Memory corruption in the ASN.1 encoder (CVE-2016-2108)
234: <li>Padding oracle in AES-NI CBC MAC check (CVE-2016-2107)
235: <li>EVP_EncodeUpdate overflow (CVE-2016-2105)
236: <li>EVP_EncryptUpdate overflow (CVE-2016-2106)
237: <li>ASN.1 BIO excessive memory allocation (CVE-2016-2109)
238: </ul>
239: <br>
1.33 tb 240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/013_crypto.patch.sig">
1.20 tedu 241: A source code patch exists which remedies this problem.</a>
242: <p>
243:
1.37 tb 244: <li id="p014_uvideo">
1.44 bentley 245: <strong>014: SECURITY FIX: May 17, 2016</strong>
1.21 kettenis 246: <i>All architectures</i><br>
247: Insufficient checks in the uvideo(4) V4L2 ioctl handling leak kernel
248: memory contents to a local user.
249: <br>
1.33 tb 250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/014_uvideo.patch.sig">
1.21 kettenis 251: A source code patch exists which remedies this problem.</a>
252: <p>
1.20 tedu 253:
1.37 tb 254: <li id="p015_crypto">
1.44 bentley 255: <strong>015: RELIABILITY FIX: May 29, 2016</strong>
1.23 bcook 256: <i>All architectures</i><br>
257: Fix a bug in the libcrypto library when parsing certain ASN.1 elements.
258: <br>
1.33 tb 259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/015_crypto.patch.sig">
1.23 bcook 260: A source code patch exists which remedies this problem.</a>
261: <p>
1.24 deraadt 262:
1.37 tb 263: <li id="p016_libexpat">
1.44 bentley 264: <strong>016: SECURITY FIX: June 2, 2016</strong>
1.24 deraadt 265: <i>All architectures</i><br>
266: Fix issues in the libexpat library to prevent multiple integer and buffer overflows.
267: <br>
1.33 tb 268: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/016_libexpat.patch.sig">
1.24 deraadt 269: A source code patch exists which remedies this problem.</a>
270: <p>
271:
1.37 tb 272: <li id="p017_crypto">
1.44 bentley 273: <strong>017: SECURITY FIX: June 6, 2016</strong>
1.25 awolk 274: <i>All architectures</i><br>
275: Correct a problem that prevents the DSA signing algorithm from running
276: in constant time even if the flag BN_FLG_CONSTTIME is set.
277: <br>
1.33 tb 278: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/017_crypto.patch.sig">
1.25 awolk 279: A source code patch exists which remedies this problem.</a>
280: <p>
281:
1.37 tb 282: <li id="p018_splice">
1.44 bentley 283: <strong>018: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 284: <i>All architectures</i><br>
285: Splicing sockets in a loop could cause a kernel spin.
286: <br>
1.33 tb 287: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/018_splice.patch.sig">
1.26 deraadt 288: A source code patch exists which remedies this problem.</a>
289: <p>
290:
1.37 tb 291: <li id="p019_dirent">
1.44 bentley 292: <strong>019: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 293: <i>All architectures</i><br>
294: ufs_readdir failed to limit size of memory allocation, leading to panics.
295: <br>
1.33 tb 296: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/019_dirent.patch.sig">
1.26 deraadt 297: A source code patch exists which remedies this problem.</a>
298: <p>
299:
1.37 tb 300: <li id="p020_mmap">
1.44 bentley 301: <strong>020: SECURITY FIX: July 14, 2016</strong>
1.26 deraadt 302: <i>All architectures</i><br>
303: The mmap extension __MAP_NOFAULT could overcommit resources and crash
304: the system.
305: <br>
1.33 tb 306: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/020_mmap.patch.sig">
1.26 deraadt 307: A source code patch exists which remedies this problem.</a>
308: <p>
309:
1.37 tb 310: <li id="p021_timeout">
1.44 bentley 311: <strong>021: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 312: <i>All architectures</i><br>
313: Tick counting overflows could cause a kernel crash.
314: <br>
1.33 tb 315: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/021_timeout.patch.sig">
1.26 deraadt 316: A source code patch exists which remedies this problem.</a>
317: <p>
318:
1.37 tb 319: <li id="p022_kevent">
1.44 bentley 320: <strong>022: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 321: <i>All architectures</i><br>
322: Invalid file descriptor use with kevent(2) could lead to a kernel crash.
323: <br>
1.33 tb 324: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/022_kevent.patch.sig">
1.26 deraadt 325: A source code patch exists which remedies this problem.</a>
326: <p>
327:
1.37 tb 328: <li id="p023_amap">
1.44 bentley 329: <strong>023: RELIABILITY FIX: July 14, 2016</strong>
1.26 deraadt 330: <i>All architectures</i><br>
331: Unchecked parameters and integer overflows in the amap allocation routines
332: could cause malloc(9) to either not allocate enough memory, leading to memory
333: corruption, or to trigger a "malloc: allocation too large" panic.
334: <br>
1.33 tb 335: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/023_amap.patch.sig">
1.26 deraadt 336: A source code patch exists which remedies this problem.</a>
337: <p>
338:
1.37 tb 339: <li id="p024_relayd">
1.44 bentley 340: <strong>024: RELIABILITY FIX: July 25, 2016</strong>
1.28 benno 341: <i>All architectures</i><br>
342: When signaling an error to an HTTP relay client, the connection can be
343: terminated prematurely, leading to a crash.
344: <br>
1.33 tb 345: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/024_relayd.patch.sig">
1.28 benno 346: A source code patch exists which remedies this problem.</a>
347: <p>
348:
1.37 tb 349: <li id="p025_sysctl">
1.44 bentley 350: <strong>025: RELIABILITY FIX: August 2, 2016</strong>
1.30 tj 351: <i>All architectures</i>
352: <br>
353: A missing NULL check in sysctl code results in a crash.
354: <br>
1.33 tb 355: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/025_sysctl.patch.sig">
1.30 tj 356: A source code patch exists which remedies this problem.</a>
357: <p>
358:
1.37 tb 359: <li id="p026_uvmisavail">
1.44 bentley 360: <strong>026: RELIABILITY FIX: August 2, 2016</strong>
1.30 tj 361: <i>All architectures</i>
362: <br>
363: Missing overflow checks in uvm may result in panics.
364: <br>
1.33 tb 365: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/026_uvmisavail.patch.sig">
1.30 tj 366: A source code patch exists which remedies this problem.</a>
367: <p>
368:
1.37 tb 369: <li id="p027_perl">
1.44 bentley 370: <strong>027: SECURITY FIX: August 6, 2016</strong>
1.31 tj 371: <i>All architectures</i>
372: <br>
373: Don't look in the current working directory for perl modules to load.
1.39 tb 374: See the <a href="https://marc.info/?l=perl5-porters&m=146945269625067&w=2">
1.31 tj 375: perl5-porters announcement</a> for details.
376: <br>
1.33 tb 377: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/027_perl.patch.sig">
1.31 tj 378: A source code patch exists which remedies this problem.</a>
379: <p>
380:
1.37 tb 381: <li id="p028_relayd">
1.44 bentley 382: <strong>028: RELIABILITY FIX: August 6, 2016</strong>
1.31 tj 383: <i>All architectures</i>
384: <br>
385: Improve relayd's parsing of the Host-header by following RFC 7230
386: Section 5.4 more strictly.
387: <br>
1.33 tb 388: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.8/common/028_relayd.patch.sig">
1.31 tj 389: A source code patch exists which remedies this problem.</a>
390: <p>
391:
1.1 deraadt 392: </ul>
393:
394: <hr>
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