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