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