Annotation of www/errata56.html, Revision 1.36
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1.3 deraadt 18: <h2><font color="#e00000">
19: OpenBSD 5.6 errata
1.1 jsg 20: </font></h2>
21:
22: <hr>
23: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
24: <br>
25: For errata on a certain release, click below:<br>
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>,
41: <a href="errata36.html">3.6</a>,
42: <br>
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>,
58: <a href="errata52.html">5.2</a>,
59: <br>
60: <a href="errata53.html">5.3</a>,
61: <a href="errata54.html">5.4</a>,
1.21 deraadt 62: <a href="errata55.html">5.5</a>,
63: <a href="errata57.html">5.7</a>.
1.1 jsg 64: <br>
65: <hr>
66:
67: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6.tar.gz">
68: You can also fetch a tar.gz file containing all the following patches</a>.
69: This file is updated once a day.
70: <p>
71:
72: The patches below are available in CVS via the
73: <code>OPENBSD_5_6</code> <a href="stable.html">patch branch</a>.
74: <p>
75:
76: For more detailed information on how to install patches to OpenBSD, please
77: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
78: <p>
79:
80: <hr>
81:
82: <ul>
83:
1.16 bentley 84: <li id="001_rxr">
1.1 jsg 85: <font color="#009000"><strong>001: RELIABILITY FIX: September 5, 2014</strong></font>
86: <i>All architectures</i><br>
87: Incorrect RX ring computation leads to panics under load with bge(4), em(4) and ix(4).
88: <br>
1.2 stsp 89: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/001_rxr.patch.sig">
90: A source code patch exists which remedies this problem.</a>
91: <p>
92:
1.16 bentley 93: <li id="002_nd6">
1.2 stsp 94: <font color="#009000"><strong>002: RELIABILITY FIX: October 1, 2014</strong></font>
95: <i>All architectures</i><br>
96: If IPv6 autoconf is active on an interface and the autoconfprivacy extension is used,
97: redundant addresses are added whenever an autoconfprivacy address expires.
98: The autoconfprivacy extension is used by default and can be disabled with ifconfig(8)
99: as a workaround:
100: <pre>
101: # ifconfig em0 -autoconfprivacy
102: </pre>
103: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/002_nd6.patch.sig">
104: A source code patch exists which remedies this problem.</a>
105: <p>
106:
1.16 bentley 107: <li id="003_nginx">
1.2 stsp 108: <font color="#009000"><strong>003: SECURITY FIX: October 1, 2014</strong></font>
109: <i>All architectures</i><br>
110: nginx can reuse cached SSL sessions in unrelated contexts, allowing virtual
111: host confusion attacks in some configurations.
112: This issue was assigned CVE-2014-3616.
113: <br>
114: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/003_nginx.patch.sig">
1.1 jsg 115: A source code patch exists which remedies this problem.</a>
116: <p>
117:
1.16 bentley 118: <li id="004_kernexec">
1.4 tedu 119: <font color="#009000"><strong>004: RELIABILITY FIX: October 20, 2014</strong></font>
120: <i>All architectures</i><br>
121: Executable headers with an unaligned address will trigger a kernel panic.
122: <br>
123: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/004_kernexec.patch.sig">
124: A source code patch exists which remedies this problem.</a>
125: <p>
126:
1.16 bentley 127: <li id="005_nosslv3">
1.5 tedu 128: <font color="#009000"><strong>005: SECURITY FIX: October 20, 2014</strong></font>
129: <i>All architectures</i><br>
130: This patch disables the SSLv3 protocol by default.
131: <p>
132: <i>
133: Applications depending on SSLv3 may need to be recompiled with
134: <pre> SSL_CTX_clear_option(ctx, SSL_OP_NO_SSLv3);</pre>
135: but we recommend against the continued use of this obsolete protocol.
136: </i>
137: <p>
138: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/005_nosslv3.patch.sig">
139: A source code patch exists which remedies this problem.</a>
140: <p>
141:
1.16 bentley 142: <li id="006_relayd">
1.6 florian 143: <font color="#009000"><strong>006: RELIABILITY FIX: November 17, 2014</strong></font>
144: <i>All architectures</i><br>
145: Certain http requests can crash relayd.
146: <br>
147: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/006_relayd.patch.sig">
148: A source code patch exists which remedies this problem.</a>
149: <p>
150:
1.16 bentley 151: <li id="007_pfctl">
1.8 tedu 152: <font color="#009000"><strong>007: RELIABILITY FIX: November 17, 2014</strong></font>
1.7 sthen 153: <i>All architectures</i><br>
1.8 tedu 154: A PF rule using an IPv4 address
155: followed by an IPv6 address and then a dynamic address, e.g. "pass
156: from {192.0.2.1 2001:db8::1} to (pppoe0)", will have an incorrect /32
157: mask applied to the dynamic address.
1.7 sthen 158: <br>
159: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/007_pfctl.patch.sig">
1.8 tedu 160: A source code patch exists which remedies this problem.</a>
161: <p>
162:
1.16 bentley 163: <li id="008_asr">
1.8 tedu 164: <font color="#009000"><strong>008: RELIABILITY FIX: November 17, 2014</strong></font>
165: <i>All architectures</i><br>
166: Querying an invalid hostname with gethostbyname(3) could cause a NULL deref.
167: <br>
168: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/008_asr.patch.sig">
1.7 sthen 169: A source code patch exists which remedies this problem.</a>
170: <p>
171:
1.16 bentley 172: <li id="009_httpd">
1.9 reyk 173: <font color="#009000"><strong>009: RELIABILITY FIX: November 18, 2014</strong></font>
174: <i>All architectures</i><br>
175: httpd was developed very rapidly in the weeks before 5.6 release, and
176: it has a few flaws. It would be nice to get these flaws fully
177: remediated before the next release, and that requires the community to
178: want to use it. Therefore here is a "jumbo" patch that brings in the
179: most important fixes.
180: <br>
181: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/009_httpd.patch.sig">
182: A source code patch exists which remedies this problem.</a>
1.19 tedu 183: <br>
184: <i>Unfortunately the source tree found on the CD set contains a slightly different
185: checkout, from just before the release was finished and is missing a few httpd
186: commits. Therefore, the patch above will not apply correctly. Users are encouraged
187: to use cvs to get the latest httpd sources if interested.</i>
1.9 reyk 188: <p>
189:
1.16 bentley 190: <li id="010_pipex">
1.10 tedu 191: <font color="#009000"><strong>010: RELIABILITY FIX: December 5, 2014</strong></font>
192: <i>All architectures</i><br>
193: Several bugs were fixed that allowed a crash from remote when an active pipex
194: session exists.
195: <br>
196: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/010_pipex.patch.sig">
197: A source code patch exists which remedies this problem.</a>
198: <p>
199:
1.16 bentley 200: <li id="011_pppoe">
1.11 tedu 201: <font color="#009000"><strong>011: RELIABILITY FIX: December 5, 2014</strong></font>
1.10 tedu 202: <i>All architectures</i><br>
203: An incorrect memcpy call would result in corrupted MAC addresses when
204: using PPPOE.
205: <br>
206: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/011_pppoe.patch.sig">
207: A source code patch exists which remedies this problem.</a>
208: <p>
209:
1.16 bentley 210: <li id="012_unbound">
1.14 tedu 211: <font color="#009000"><strong>012: RELIABILITY FIX: December 9, 2014</strong></font>
1.12 tedu 212: <i>All architectures</i><br>
1.13 tedu 213: Fix a denial of service where a malicious authority could make the resolver chase an
214: endless series of delegations. (CVE-2014-8602)
1.12 tedu 215: <br>
1.13 tedu 216: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/012_unbound.patch.sig">
1.12 tedu 217: A source code patch exists which remedies this problem.</a>
218: <p>
219:
1.16 bentley 220: <li id="013_virtio">
1.14 tedu 221: <font color="#009000"><strong>013: RELIABILITY FIX: December 9, 2014</strong></font>
1.12 tedu 222: <i>All architectures</i><br>
1.13 tedu 223: Missing memory barriers in virtio(4) can lead to hangs with virtio devices,
224: like vio(4) and vioblk(4).
1.12 tedu 225: <br>
1.13 tedu 226: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/013_virtio.patch.sig">
1.12 tedu 227: A source code patch exists which remedies this problem.</a>
228: <p>
229:
1.16 bentley 230: <li id="014_xserver">
1.14 tedu 231: <font color="#009000"><strong>014: SECURITY FIX: December 9, 2014</strong></font>
1.12 tedu 232: <i>All architectures</i><br>
233: One year after Ilja van Sprundel discovered and reported a large number
234: of issues in the way the X server code base handles requests from X clients,
235: they have been fixed.
236: <br>
237: <a href="http://www.x.org/wiki/Development/Security/Advisory-2014-12-09/">X Advisory</a>
238: <br>
239: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/014_xserver.patch.sig">
240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.16 bentley 243: <li id="015_libevent">
1.15 bluhm 244: <font color="#009000"><strong>015: SECURITY FIX: January 13, 2015</strong></font>
245: <i>All architectures</i><br>
246: Fix CVE-2014-6272 in libevent 1.4 event buffer handling. OpenBSD
247: base uses it for the programs: cu tmux ftp-proxy httpd ldapd relayd
248: tftp-proxy tftpd
249: <br>
250: <a href="http://www.wangafu.net/~nickm/volatile/advisory.txt.asc">Libevent Advisory</a>
251: <br>
252: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/015_libevent.patch.sig">
253: A source code patch exists which remedies this problem.</a>
254: <p>
1.10 tedu 255:
1.17 tedu 256: <li id="016_xserver">
257: <font color="#009000"><strong>016: SECURITY FIX: March 3, 2015</strong></font>
258: <i>All architectures</i><br>
259: Information leak in the XkbSetGeometry request of X servers.
260: <br>
261: For more information, see the
262: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-02-10/">X.org advisory</a>.
263: <br>
264: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/016_xserver.patch.sig">
265: A source code patch exists which remedies this problem.</a>
266: <p>
267:
1.20 tedu 268: <li id="017_openssl">
269: <font color="#009000"><strong>017: SECURITY FIX: March 13, 2015</strong></font>
270: <i>All architectures</i><br>
271: Don't permit TLS client connections to be downgraded to weak keys.
272: <br>
273: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/017_openssl.patch.sig">
274: A source code patch exists which remedies this problem.</a>
275: <p>
276:
277: <li id="018_freetype">
278: <font color="#009000"><strong>018: SECURITY FIX: March 13, 2015</strong></font>
279: <i>All architectures</i><br>
280: Another fix for buffer overflows in malformed fonts.
281: <br>
282: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/018_freetype.patch.sig">
283: A source code patch exists which remedies this problem.</a>
284: <p>
285:
1.23 tedu 286: <li id="019_libxfont">
1.22 tedu 287: <font color="#009000"><strong>019: SECURITY FIX: March 18, 2015</strong></font>
288: <i>All architectures</i><br>
289: Buffer overflows in libXfont
290: <br>
291: For more information, see the
292: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
293: <br>
294: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/019_libxfont.patch.sig">
1.23 tedu 295: A source code patch exists which remedies this problem.</a>
1.24 tedu 296: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.23 tedu 297: <p>
298:
299: <li id="020_openssl">
300: <font color="#009000"><strong>020: SECURITY FIX: March 19, 2015</strong></font>
301: <i>All architectures</i><br>
302: Fix several crash causing defects from OpenSSL.<br>
303: These include:<br>
304: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
305: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
306: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
307: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
308: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
309: <br>
310: Several other issues did not apply or were already fixed.<br>
311: For more information, see the
312: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
313: <br>
314: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/020_openssl.patch.sig">
1.22 tedu 315: A source code patch exists which remedies this problem.</a>
316: <p>
317:
1.25 gilles 318: <li id="021_smtpd">
319: <font color="#009000"><strong>021: RELIABILITY FIX: April 17, 2015</strong></font>
320: <i>All architectures</i><br>
321: Fix a logic error in smtpd handling of SNI.
322: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
323: <br>
324: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/021_smtpd.patch.sig">
1.28 deraadt 325: A source code patch exists which remedies this problem.</a>
1.25 gilles 326: <p>
327:
1.26 florian 328: <li id="022_httpd">
329: <font color="#009000"><strong>022: RELIABILITY FIX: April 30, 2015</strong></font>
330: <i>All architectures</i><br>
331: A remote user can crash httpd by forcing the daemon to log to a file
332: before the logging system was initialized.
333: <br>
334: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/022_httpd.patch.sig">
1.28 deraadt 335: A source code patch exists which remedies this problem.</a>
1.26 florian 336: <p>
337:
1.27 guenther 338: <li id="023_elf">
1.29 deraadt 339: <font color="#009000"><strong>023: SECURITY FIX: April 30, 2015</strong></font>
1.27 guenther 340: <i>All architectures</i><br>
341: Malformed binaries could trigger kernel panics or view kernel memory.
342: <br>
343: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/023_elf.patch.sig">
1.28 deraadt 344: A source code patch exists which remedies this problem.</a>
1.27 guenther 345: <p>
346:
347: <li id="024_tar">
1.29 deraadt 348: <font color="#009000"><strong>024: SECURITY FIX: April 30, 2015</strong></font>
1.27 guenther 349: <i>All architectures</i><br>
350: Multiple issues in tar/pax/cpio:
351: <ul>
352: <li>extracting a malicious archive could create files outside of
353: the current directory without using pre-existing symlinks to 'escape',
354: and could change the timestamps and modes on preexisting files
355: <li>tar without -P would permit extraction of paths with ".." components
356: <li>there was a buffer overflow in the handling of pax extension headers
357: </ul>
358: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/024_tar.patch.sig">
1.31 deraadt 359: A source code patch exists which remedies this problem.</a>
360: <p>
361:
362: <li id="025_smtpd">
363: <font color="#009000"><strong>025: RELIABILITY FIX: June 11, 2015</strong></font>
364: <i>All architectures</i><br>
365: Fix multiple reliability issues in smtpd:
366: <ul>
367: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
368: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
369: </ul>
370: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/025_smtpd.patch.sig">
371: A source code patch exists which remedies this problem.</a>
372: <p>
373:
374: <li id="026_openssl">
375: <font color="#009000"><strong>026: SECURITY FIX: June 11, 2015</strong></font>
376: <i>All architectures</i><br>
377: Fix several defects from OpenSSL:
378: <ul>
379: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
380: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
381: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
382: </ul>
1.32 doug 383: Note that CMS was already disabled in LibreSSL.
384: Several other issues did not apply or were already fixed and one is under review.<br>
385: For more information, see the
386: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
387: <br>
1.31 deraadt 388: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/026_openssl.patch.sig">
1.28 deraadt 389: A source code patch exists which remedies this problem.</a>
1.27 guenther 390: <p>
391:
1.34 deraadt 392: <li id="026_tcp">
393: <font color="#009000"><strong>027: SECURITY FIX: July 14, 2015</strong></font>
394: <i>All architectures</i><br>
395: A TCP socket can become confused and not properly cleanup resources.
396: <br>
1.36 ! deraadt 397: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/5.6/common/027_tcp_persist.patch.sig">
1.34 deraadt 398: A source code patch exists which remedies this problem.</a>
399: <p>
400:
1.1 jsg 401: </ul>
402:
1.18 tedu 403: <hr>
404:
1.1 jsg 405: </body>
406: </html>
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