Annotation of www/errata57.html, Revision 1.58
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1.39 tj 5: <title>OpenBSD 5.7 Errata</title>
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1.1 deraadt 10:
11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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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>,
! 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
78: <p>
1.43 tj 79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch is cryptographically signed with the
1.46 tb 81: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 82: usage instructions.
83: All the following patches are also available in one
84: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
85: for convenience.
1.1 deraadt 86:
87: <p>
1.43 tj 88: Patches for supported releases are also incorporated into the
1.44 tj 89: <a href="stable.html">-stable branch</a>.
1.1 deraadt 90:
91: <hr>
92:
93: <ul>
94:
1.45 tb 95: <li id="p001_sparc64_miniroot">
1.51 bentley 96: <strong>001: INSTALL ISSUE: May 1, 2015</strong>
1.3 deraadt 97: <i>sparc64</i><br>
98: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 99: softraid support). This method is used by the official CD 3 as
100: well, so it fails to boot on sparc64 machines.
1.3 deraadt 101: <br>
102: No patch is available for obvious reasons, so use a different install method.
103: <p>
104:
1.45 tb 105: <li id="p002_libxfont">
1.51 bentley 106: <strong>002: SECURITY FIX: March 18, 2015</strong>
1.2 tedu 107: <i>All architectures</i><br>
108: Buffer overflows in libXfont
109: <br>
110: For more information, see the
111: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
112: <br>
1.42 tb 113: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 114: A source code patch exists which remedies this problem.</a>
1.5 tedu 115: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 116: <p>
1.1 deraadt 117:
1.45 tb 118: <li id="p003_openssl">
1.51 bentley 119: <strong>003: SECURITY FIX: March 19, 2015</strong>
1.4 tedu 120: <i>All architectures</i><br>
121: Fix several crash causing defects from OpenSSL.<br>
122: These include:<br>
123: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
124: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
125: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
126: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
127: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
128: <br>
129: Several other issues did not apply or were already fixed.<br>
130: For more information, see the
131: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
132: <br>
1.42 tb 133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 134: A source code patch exists which remedies this problem.</a>
135: <p>
136:
1.45 tb 137: <li id="p004_smtpd">
1.51 bentley 138: <strong>004: RELIABILITY FIX: April 17, 2015</strong>
1.7 gilles 139: <i>All architectures</i><br>
140: Fix a logic error in smtpd handling of SNI.
141: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
142: <br>
1.42 tb 143: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 144: A source code patch exists which remedies this problem.</a>
1.7 gilles 145: <p>
1.52 deraadt 146:
1.45 tb 147: <li id="p005_httpd">
1.51 bentley 148: <strong>005: RELIABILITY FIX: April 30, 2015</strong>
1.8 florian 149: <i>All architectures</i><br>
150: A remote user can crash httpd by forcing the daemon to log to a file
151: before the logging system was initialized.
152: <br>
1.42 tb 153: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 154: A source code patch exists which remedies this problem.</a>
1.8 florian 155: <p>
156:
1.45 tb 157: <li id="p006_elf">
1.51 bentley 158: <strong>006: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 159: <i>All architectures</i><br>
160: Malformed binaries could trigger kernel panics or view kernel memory.
161: <br>
1.42 tb 162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 163: A source code patch exists which remedies this problem.</a>
1.10 guenther 164: <p>
165:
1.45 tb 166: <li id="p007_tar">
1.51 bentley 167: <strong>007: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 168: <i>All architectures</i><br>
169: Multiple issues in tar/pax/cpio:
170: <ul>
171: <li>extracting a malicious archive could create files outside of
172: the current directory without using pre-existing symlinks to 'escape',
173: and could change the timestamps and modes on preexisting files
174: <li>tar without -P would permit extraction of paths with ".." components
175: <li>there was a buffer overflow in the handling of pax extension headers
176: </ul>
1.42 tb 177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 178: A source code patch exists which remedies this problem.</a>
179: <p>
180:
1.45 tb 181: <li id="p008_smtpd">
1.51 bentley 182: <strong>008: RELIABILITY FIX: June 11, 2015</strong>
1.14 deraadt 183: <i>All architectures</i><br>
184: Fix multiple reliability issues in smtpd:
185: <ul>
186: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
187: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
188: </ul>
1.42 tb 189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 190: A source code patch exists which remedies this problem.</a>
191: <p>
192:
1.45 tb 193: <li id="p009_openssl">
1.51 bentley 194: <strong>009: SECURITY FIX: June 11, 2015</strong>
1.14 deraadt 195: <i>All architectures</i><br>
196: Fix several defects from OpenSSL:
197: <ul>
198: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
199: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
200: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
201: </ul>
1.15 doug 202: Note that CMS was already disabled in LibreSSL.
203: Several other issues did not apply or were already fixed and one is under review.<br>
204: For more information, see the
205: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
206: <br>
1.42 tb 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 208: A source code patch exists which remedies this problem.</a>
1.10 guenther 209: <p>
210:
1.45 tb 211: <li id="p010_tcp">
1.51 bentley 212: <strong>010: SECURITY FIX: July 14, 2015</strong>
1.17 deraadt 213: <i>All architectures</i><br>
214: A TCP socket can become confused and not properly cleanup resources.
215: <br>
1.42 tb 216: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 217: A source code patch exists which remedies this problem.</a>
218: <p>
219:
1.45 tb 220: <li id="p011_execve">
1.51 bentley 221: <strong>011: RELIABILITY FIX: July 26, 2015</strong>
1.20 deraadt 222: <i>All architectures</i><br>
223: A kernel memory leak could be triggered by an unprivileged user in
224: a failure case when using execve under systrace.
225: <br>
1.42 tb 226: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 227: A source code patch exists which remedies this problem.</a>
228: <p>
229:
1.45 tb 230: <li id="p012_patch">
1.51 bentley 231: <strong>012: SECURITY FIX: July 26, 2015</strong>
1.20 deraadt 232: <i>All architectures</i><br>
233: The patch utility could be made to invoke arbitrary commands via
234: the obsolete RCS support when processing a crafted input file.
235: This patch deletes the RCS support.
236: <br>
1.42 tb 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 238: A source code patch exists which remedies this problem.</a>
239: <p>
240:
1.45 tb 241: <li id="p013_patch">
1.51 bentley 242: <strong>013: SECURITY FIX: July 30, 2015</strong>
1.21 deraadt 243: <i>All architectures</i><br>
244: The patch utility could become desyncronized processing ed(1)-style diffs.
245: <br>
1.42 tb 246: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 247: A source code patch exists which remedies this problem.</a>
248: <p>
249:
1.45 tb 250: <li id="p014_sshd">
1.51 bentley 251: <strong>014: SECURITY FIX: August 16, 2015</strong>
1.23 sthen 252: <i>All architectures</i><br>
253: A change to sshd resulted in incorrect permissions being applied to pseudo
254: terminal devices, allowing local users to write to (but not read from) them.
255: <br>
1.42 tb 256: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 257: A source code patch exists which remedies this problem.</a>
258: <p>
259:
1.45 tb 260: <li id="p015_relayd">
1.51 bentley 261: <strong>015: RELIABILITY FIX: September 28, 2015</strong>
1.24 benno 262: <i>All architectures</i><br>
263: Various problems were identified in relayd and merged back from
1.57 jsg 264: current to 5.7 in this maintenance update.
1.24 benno 265: <br>
1.42 tb 266: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 267: A source code patch exists which remedies this problem.</a>
268: <p>
269:
1.45 tb 270: <li id="p016_uvm">
1.51 bentley 271: <strong>016: RELIABILITY FIX: September 28, 2015</strong>
1.25 deraadt 272: <i>All architectures</i><br>
273: An incorrect operation in uvm could result in system panics.
274: <br>
1.42 tb 275: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 276: A source code patch exists which remedies this problem.</a>
277: <p>
278:
1.45 tb 279: <li id="p017_smtpd">
1.51 bentley 280: <strong>017: SECURITY FIX: October 1, 2015</strong>
1.26 deraadt 281: <i>All architectures</i><br>
282: Fix multiple reliability and security issues in smtpd:<br>
283: <ul>
284: <li>local and remote users could make smtpd crash or stop serving requests.
285: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
286: process could allow a local user to cause a crash or potentially
287: execute arbitrary code.
288: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
289: process could allow a remote attacker to cause a crash or potentially
290: execute arbitrary code.
291: <li>hardlink and symlink attacks allowed a local user to unset chflags or
292: leak the first line of an arbitrary file.
293: </ul>
1.42 tb 294: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 295: A source code patch exists which remedies this problem.</a>
296: <p>
297:
1.45 tb 298: <li id="p018_kevent">
1.51 bentley 299: <strong>018: RELIABILITY FIX: October 14, 2015</strong>
1.27 sthen 300: <i>All architectures</i><br>
301: A problem with timer kevents could result in a kernel hang (local denial
302: of service).<br>
1.42 tb 303: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 304: A source code patch exists which remedies this problem.</a>
305: <p>
306:
1.45 tb 307: <li id="p019_obj2txt">
1.51 bentley 308: <strong>019: RELIABILITY FIX: October 15, 2015</strong>
1.28 tedu 309: <i>All architectures</i><br>
310: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
311: and memory leak, as reported by Qualys Security.<br>
1.42 tb 312: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 313: A source code patch exists which remedies this problem.</a>
314: <p>
315:
1.45 tb 316: <li id="p020_rsn">
1.51 bentley 317: <strong>020: RELIABILITY FIX: November 9, 2015</strong>
1.29 stsp 318: <i>All architectures</i><br>
319: Insufficient validation of RSN element group cipher values in 802.11
320: beacons and probe responses could result in system panics.<br>
1.42 tb 321: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 322: A source code patch exists which remedies this problem.</a>
323: <p>
324:
1.45 tb 325: <li id="p021_clientcert">
1.51 bentley 326: <strong>021: RELIABILITY FIX: Dec 3, 2015</strong>
1.30 beck 327: <i>All architectures</i><br>
328: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 329: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 330: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 331: A source code patch exists which remedies this problem.</a>
332: <p>
333:
1.45 tb 334: <li id="p022_sshd">
1.51 bentley 335: <strong>022: SECURITY FIX: January 14, 2016</strong>
1.33 deraadt 336: <i>All architectures</i><br>
337: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 338: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 339: <br>
340: Prevent this problem immediately by adding the line "UseRoaming no" to
341: <b>/etc/ssh/ssh_config</b>.
342: <br>
1.42 tb 343: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 344: A source code patch exists which remedies this problem.</a>
345: <p>
346:
1.45 tb 347: <li id="p023_sshd">
1.51 bentley 348: <strong>023: SECURITY FIX: March 10, 2016</strong>
1.36 deraadt 349: <i>All architectures</i><br>
1.42 tb 350: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 351: Lack of credential sanitization allows injection of commands to xauth(1).</a>
352: <br>
353: Prevent this problem immediately by not using the "X11Forwarding" feature
354: (which is disabled by default)
355: <br>
1.42 tb 356: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 357: A source code patch exists which remedies this problem.</a>
358: <p>
359:
1.45 tb 360: <li id="p024_in6bind">
1.51 bentley 361: <strong>024: SECURITY FIX: March 16, 2016</strong>
1.37 deraadt 362: <i>All architectures</i><br>
363: Insufficient checks in IPv6 socket binding and UDP IPv6 option
364: processing allow a local user to send UDP packets with a source
365: (IPv6 address + port) already reserved by another user.
366: <br>
1.42 tb 367: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 368: A source code patch exists which remedies this problem.</a>
369: <p>
370:
1.1 deraadt 371: </ul>
372:
373: <hr>