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1.51 bentley 17: <h2 id=OpenBSD>
1.38 deraadt 18: <a href="index.html">
1.51 bentley 19: <i>Open</i><b>BSD</b></a>
20: 5.7 Errata
1.39 tj 21: </h2>
1.38 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.54 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>,
1.54 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>,
1.54 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>,
1.22 deraadt 63: <a href="errata56.html">5.6</a>,
1.35 deraadt 64: <a href="errata58.html">5.8</a>,
1.40 deraadt 65: <a href="errata59.html">5.9</a>,
1.43 tj 66: <a href="errata60.html">6.0</a>,
1.47 deraadt 67: <a href="errata61.html">6.1</a>,
1.48 deraadt 68: <a href="errata62.html">6.2</a>,
1.49 deraadt 69: <a href="errata63.html">6.3</a>,
1.50 deraadt 70: <a href="errata64.html">6.4</a>,
1.53 deraadt 71: <a href="errata65.html">6.5</a>,
1.55 deraadt 72: <a href="errata66.html">6.6</a>,
1.56 deraadt 73: <a href="errata67.html">6.7</a>,
1.58 deraadt 74: <a href="errata68.html">6.8</a>,
1.59 tj 75: <br>
1.60 ! deraadt 76: <a href="errata69.html">6.9</a>,
! 77: <a href="errata70.html">7.0</a>.
1.1 deraadt 78: <hr>
79:
80: <p>
1.43 tj 81: Patches for the OpenBSD base system are distributed as unified diffs.
82: Each patch is cryptographically signed with the
1.46 tb 83: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 84: usage instructions.
85: All the following patches are also available in one
86: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
87: for convenience.
1.1 deraadt 88:
89: <p>
1.43 tj 90: Patches for supported releases are also incorporated into the
1.44 tj 91: <a href="stable.html">-stable branch</a>.
1.1 deraadt 92:
93: <hr>
94:
95: <ul>
96:
1.45 tb 97: <li id="p001_sparc64_miniroot">
1.51 bentley 98: <strong>001: INSTALL ISSUE: May 1, 2015</strong>
1.3 deraadt 99: <i>sparc64</i><br>
100: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 101: softraid support). This method is used by the official CD 3 as
102: well, so it fails to boot on sparc64 machines.
1.3 deraadt 103: <br>
104: No patch is available for obvious reasons, so use a different install method.
105: <p>
106:
1.45 tb 107: <li id="p002_libxfont">
1.51 bentley 108: <strong>002: SECURITY FIX: March 18, 2015</strong>
1.2 tedu 109: <i>All architectures</i><br>
110: Buffer overflows in libXfont
111: <br>
112: For more information, see the
113: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
114: <br>
1.42 tb 115: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 116: A source code patch exists which remedies this problem.</a>
1.5 tedu 117: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 118: <p>
1.1 deraadt 119:
1.45 tb 120: <li id="p003_openssl">
1.51 bentley 121: <strong>003: SECURITY FIX: March 19, 2015</strong>
1.4 tedu 122: <i>All architectures</i><br>
123: Fix several crash causing defects from OpenSSL.<br>
124: These include:<br>
125: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
126: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
127: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
128: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
129: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
130: <br>
131: Several other issues did not apply or were already fixed.<br>
132: For more information, see the
133: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
134: <br>
1.42 tb 135: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 136: A source code patch exists which remedies this problem.</a>
137: <p>
138:
1.45 tb 139: <li id="p004_smtpd">
1.51 bentley 140: <strong>004: RELIABILITY FIX: April 17, 2015</strong>
1.7 gilles 141: <i>All architectures</i><br>
142: Fix a logic error in smtpd handling of SNI.
143: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
144: <br>
1.42 tb 145: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 146: A source code patch exists which remedies this problem.</a>
1.7 gilles 147: <p>
1.52 deraadt 148:
1.45 tb 149: <li id="p005_httpd">
1.51 bentley 150: <strong>005: RELIABILITY FIX: April 30, 2015</strong>
1.8 florian 151: <i>All architectures</i><br>
152: A remote user can crash httpd by forcing the daemon to log to a file
153: before the logging system was initialized.
154: <br>
1.42 tb 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 156: A source code patch exists which remedies this problem.</a>
1.8 florian 157: <p>
158:
1.45 tb 159: <li id="p006_elf">
1.51 bentley 160: <strong>006: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 161: <i>All architectures</i><br>
162: Malformed binaries could trigger kernel panics or view kernel memory.
163: <br>
1.42 tb 164: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 165: A source code patch exists which remedies this problem.</a>
1.10 guenther 166: <p>
167:
1.45 tb 168: <li id="p007_tar">
1.51 bentley 169: <strong>007: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 170: <i>All architectures</i><br>
171: Multiple issues in tar/pax/cpio:
172: <ul>
173: <li>extracting a malicious archive could create files outside of
174: the current directory without using pre-existing symlinks to 'escape',
175: and could change the timestamps and modes on preexisting files
176: <li>tar without -P would permit extraction of paths with ".." components
177: <li>there was a buffer overflow in the handling of pax extension headers
178: </ul>
1.42 tb 179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 180: A source code patch exists which remedies this problem.</a>
181: <p>
182:
1.45 tb 183: <li id="p008_smtpd">
1.51 bentley 184: <strong>008: RELIABILITY FIX: June 11, 2015</strong>
1.14 deraadt 185: <i>All architectures</i><br>
186: Fix multiple reliability issues in smtpd:
187: <ul>
188: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
189: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
190: </ul>
1.42 tb 191: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 192: A source code patch exists which remedies this problem.</a>
193: <p>
194:
1.45 tb 195: <li id="p009_openssl">
1.51 bentley 196: <strong>009: SECURITY FIX: June 11, 2015</strong>
1.14 deraadt 197: <i>All architectures</i><br>
198: Fix several defects from OpenSSL:
199: <ul>
200: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
201: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
202: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
203: </ul>
1.15 doug 204: Note that CMS was already disabled in LibreSSL.
205: Several other issues did not apply or were already fixed and one is under review.<br>
206: For more information, see the
207: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
208: <br>
1.42 tb 209: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 210: A source code patch exists which remedies this problem.</a>
1.10 guenther 211: <p>
212:
1.45 tb 213: <li id="p010_tcp">
1.51 bentley 214: <strong>010: SECURITY FIX: July 14, 2015</strong>
1.17 deraadt 215: <i>All architectures</i><br>
216: A TCP socket can become confused and not properly cleanup resources.
217: <br>
1.42 tb 218: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 219: A source code patch exists which remedies this problem.</a>
220: <p>
221:
1.45 tb 222: <li id="p011_execve">
1.51 bentley 223: <strong>011: RELIABILITY FIX: July 26, 2015</strong>
1.20 deraadt 224: <i>All architectures</i><br>
225: A kernel memory leak could be triggered by an unprivileged user in
226: a failure case when using execve under systrace.
227: <br>
1.42 tb 228: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 229: A source code patch exists which remedies this problem.</a>
230: <p>
231:
1.45 tb 232: <li id="p012_patch">
1.51 bentley 233: <strong>012: SECURITY FIX: July 26, 2015</strong>
1.20 deraadt 234: <i>All architectures</i><br>
235: The patch utility could be made to invoke arbitrary commands via
236: the obsolete RCS support when processing a crafted input file.
237: This patch deletes the RCS support.
238: <br>
1.42 tb 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.45 tb 243: <li id="p013_patch">
1.51 bentley 244: <strong>013: SECURITY FIX: July 30, 2015</strong>
1.21 deraadt 245: <i>All architectures</i><br>
246: The patch utility could become desyncronized processing ed(1)-style diffs.
247: <br>
1.42 tb 248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 249: A source code patch exists which remedies this problem.</a>
250: <p>
251:
1.45 tb 252: <li id="p014_sshd">
1.51 bentley 253: <strong>014: SECURITY FIX: August 16, 2015</strong>
1.23 sthen 254: <i>All architectures</i><br>
255: A change to sshd resulted in incorrect permissions being applied to pseudo
256: terminal devices, allowing local users to write to (but not read from) them.
257: <br>
1.42 tb 258: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 259: A source code patch exists which remedies this problem.</a>
260: <p>
261:
1.45 tb 262: <li id="p015_relayd">
1.51 bentley 263: <strong>015: RELIABILITY FIX: September 28, 2015</strong>
1.24 benno 264: <i>All architectures</i><br>
265: Various problems were identified in relayd and merged back from
1.57 jsg 266: current to 5.7 in this maintenance update.
1.24 benno 267: <br>
1.42 tb 268: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 269: A source code patch exists which remedies this problem.</a>
270: <p>
271:
1.45 tb 272: <li id="p016_uvm">
1.51 bentley 273: <strong>016: RELIABILITY FIX: September 28, 2015</strong>
1.25 deraadt 274: <i>All architectures</i><br>
275: An incorrect operation in uvm could result in system panics.
276: <br>
1.42 tb 277: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 278: A source code patch exists which remedies this problem.</a>
279: <p>
280:
1.45 tb 281: <li id="p017_smtpd">
1.51 bentley 282: <strong>017: SECURITY FIX: October 1, 2015</strong>
1.26 deraadt 283: <i>All architectures</i><br>
284: Fix multiple reliability and security issues in smtpd:<br>
285: <ul>
286: <li>local and remote users could make smtpd crash or stop serving requests.
287: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
288: process could allow a local user to cause a crash or potentially
289: execute arbitrary code.
290: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
291: process could allow a remote attacker to cause a crash or potentially
292: execute arbitrary code.
293: <li>hardlink and symlink attacks allowed a local user to unset chflags or
294: leak the first line of an arbitrary file.
295: </ul>
1.42 tb 296: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 297: A source code patch exists which remedies this problem.</a>
298: <p>
299:
1.45 tb 300: <li id="p018_kevent">
1.51 bentley 301: <strong>018: RELIABILITY FIX: October 14, 2015</strong>
1.27 sthen 302: <i>All architectures</i><br>
303: A problem with timer kevents could result in a kernel hang (local denial
304: of service).<br>
1.42 tb 305: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 306: A source code patch exists which remedies this problem.</a>
307: <p>
308:
1.45 tb 309: <li id="p019_obj2txt">
1.51 bentley 310: <strong>019: RELIABILITY FIX: October 15, 2015</strong>
1.28 tedu 311: <i>All architectures</i><br>
312: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
313: and memory leak, as reported by Qualys Security.<br>
1.42 tb 314: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 315: A source code patch exists which remedies this problem.</a>
316: <p>
317:
1.45 tb 318: <li id="p020_rsn">
1.51 bentley 319: <strong>020: RELIABILITY FIX: November 9, 2015</strong>
1.29 stsp 320: <i>All architectures</i><br>
321: Insufficient validation of RSN element group cipher values in 802.11
322: beacons and probe responses could result in system panics.<br>
1.42 tb 323: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 324: A source code patch exists which remedies this problem.</a>
325: <p>
326:
1.45 tb 327: <li id="p021_clientcert">
1.51 bentley 328: <strong>021: RELIABILITY FIX: Dec 3, 2015</strong>
1.30 beck 329: <i>All architectures</i><br>
330: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 331: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 332: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 333: A source code patch exists which remedies this problem.</a>
334: <p>
335:
1.45 tb 336: <li id="p022_sshd">
1.51 bentley 337: <strong>022: SECURITY FIX: January 14, 2016</strong>
1.33 deraadt 338: <i>All architectures</i><br>
339: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 340: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 341: <br>
342: Prevent this problem immediately by adding the line "UseRoaming no" to
343: <b>/etc/ssh/ssh_config</b>.
344: <br>
1.42 tb 345: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 346: A source code patch exists which remedies this problem.</a>
347: <p>
348:
1.45 tb 349: <li id="p023_sshd">
1.51 bentley 350: <strong>023: SECURITY FIX: March 10, 2016</strong>
1.36 deraadt 351: <i>All architectures</i><br>
1.42 tb 352: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 353: Lack of credential sanitization allows injection of commands to xauth(1).</a>
354: <br>
355: Prevent this problem immediately by not using the "X11Forwarding" feature
356: (which is disabled by default)
357: <br>
1.42 tb 358: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 359: A source code patch exists which remedies this problem.</a>
360: <p>
361:
1.45 tb 362: <li id="p024_in6bind">
1.51 bentley 363: <strong>024: SECURITY FIX: March 16, 2016</strong>
1.37 deraadt 364: <i>All architectures</i><br>
365: Insufficient checks in IPv6 socket binding and UDP IPv6 option
366: processing allow a local user to send UDP packets with a source
367: (IPv6 address + port) already reserved by another user.
368: <br>
1.42 tb 369: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 370: A source code patch exists which remedies this problem.</a>
371: <p>
372:
1.1 deraadt 373: </ul>
374:
375: <hr>
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