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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>,
1.61 ! deraadt 77: <a href="errata70.html">7.0</a>,
! 78: <a href="errata71.html">7.1</a>.
1.1 deraadt 79: <hr>
80:
81: <p>
1.43 tj 82: Patches for the OpenBSD base system are distributed as unified diffs.
83: Each patch is cryptographically signed with the
1.46 tb 84: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 85: usage instructions.
86: All the following patches are also available in one
87: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
88: for convenience.
1.1 deraadt 89:
90: <p>
1.43 tj 91: Patches for supported releases are also incorporated into the
1.44 tj 92: <a href="stable.html">-stable branch</a>.
1.1 deraadt 93:
94: <hr>
95:
96: <ul>
97:
1.45 tb 98: <li id="p001_sparc64_miniroot">
1.51 bentley 99: <strong>001: INSTALL ISSUE: May 1, 2015</strong>
1.3 deraadt 100: <i>sparc64</i><br>
101: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 102: softraid support). This method is used by the official CD 3 as
103: well, so it fails to boot on sparc64 machines.
1.3 deraadt 104: <br>
105: No patch is available for obvious reasons, so use a different install method.
106: <p>
107:
1.45 tb 108: <li id="p002_libxfont">
1.51 bentley 109: <strong>002: SECURITY FIX: March 18, 2015</strong>
1.2 tedu 110: <i>All architectures</i><br>
111: Buffer overflows in libXfont
112: <br>
113: For more information, see the
114: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
115: <br>
1.42 tb 116: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 117: A source code patch exists which remedies this problem.</a>
1.5 tedu 118: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 119: <p>
1.1 deraadt 120:
1.45 tb 121: <li id="p003_openssl">
1.51 bentley 122: <strong>003: SECURITY FIX: March 19, 2015</strong>
1.4 tedu 123: <i>All architectures</i><br>
124: Fix several crash causing defects from OpenSSL.<br>
125: These include:<br>
126: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
127: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
128: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
129: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
130: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
131: <br>
132: Several other issues did not apply or were already fixed.<br>
133: For more information, see the
134: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
135: <br>
1.42 tb 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 137: A source code patch exists which remedies this problem.</a>
138: <p>
139:
1.45 tb 140: <li id="p004_smtpd">
1.51 bentley 141: <strong>004: RELIABILITY FIX: April 17, 2015</strong>
1.7 gilles 142: <i>All architectures</i><br>
143: Fix a logic error in smtpd handling of SNI.
144: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
145: <br>
1.42 tb 146: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 147: A source code patch exists which remedies this problem.</a>
1.7 gilles 148: <p>
1.52 deraadt 149:
1.45 tb 150: <li id="p005_httpd">
1.51 bentley 151: <strong>005: RELIABILITY FIX: April 30, 2015</strong>
1.8 florian 152: <i>All architectures</i><br>
153: A remote user can crash httpd by forcing the daemon to log to a file
154: before the logging system was initialized.
155: <br>
1.42 tb 156: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 157: A source code patch exists which remedies this problem.</a>
1.8 florian 158: <p>
159:
1.45 tb 160: <li id="p006_elf">
1.51 bentley 161: <strong>006: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 162: <i>All architectures</i><br>
163: Malformed binaries could trigger kernel panics or view kernel memory.
164: <br>
1.42 tb 165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 166: A source code patch exists which remedies this problem.</a>
1.10 guenther 167: <p>
168:
1.45 tb 169: <li id="p007_tar">
1.51 bentley 170: <strong>007: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 171: <i>All architectures</i><br>
172: Multiple issues in tar/pax/cpio:
173: <ul>
174: <li>extracting a malicious archive could create files outside of
175: the current directory without using pre-existing symlinks to 'escape',
176: and could change the timestamps and modes on preexisting files
177: <li>tar without -P would permit extraction of paths with ".." components
178: <li>there was a buffer overflow in the handling of pax extension headers
179: </ul>
1.42 tb 180: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 181: A source code patch exists which remedies this problem.</a>
182: <p>
183:
1.45 tb 184: <li id="p008_smtpd">
1.51 bentley 185: <strong>008: RELIABILITY FIX: June 11, 2015</strong>
1.14 deraadt 186: <i>All architectures</i><br>
187: Fix multiple reliability issues in smtpd:
188: <ul>
189: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
190: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
191: </ul>
1.42 tb 192: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 193: A source code patch exists which remedies this problem.</a>
194: <p>
195:
1.45 tb 196: <li id="p009_openssl">
1.51 bentley 197: <strong>009: SECURITY FIX: June 11, 2015</strong>
1.14 deraadt 198: <i>All architectures</i><br>
199: Fix several defects from OpenSSL:
200: <ul>
201: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
202: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
203: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
204: </ul>
1.15 doug 205: Note that CMS was already disabled in LibreSSL.
206: Several other issues did not apply or were already fixed and one is under review.<br>
207: For more information, see the
208: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
209: <br>
1.42 tb 210: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 211: A source code patch exists which remedies this problem.</a>
1.10 guenther 212: <p>
213:
1.45 tb 214: <li id="p010_tcp">
1.51 bentley 215: <strong>010: SECURITY FIX: July 14, 2015</strong>
1.17 deraadt 216: <i>All architectures</i><br>
217: A TCP socket can become confused and not properly cleanup resources.
218: <br>
1.42 tb 219: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 220: A source code patch exists which remedies this problem.</a>
221: <p>
222:
1.45 tb 223: <li id="p011_execve">
1.51 bentley 224: <strong>011: RELIABILITY FIX: July 26, 2015</strong>
1.20 deraadt 225: <i>All architectures</i><br>
226: A kernel memory leak could be triggered by an unprivileged user in
227: a failure case when using execve under systrace.
228: <br>
1.42 tb 229: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 230: A source code patch exists which remedies this problem.</a>
231: <p>
232:
1.45 tb 233: <li id="p012_patch">
1.51 bentley 234: <strong>012: SECURITY FIX: July 26, 2015</strong>
1.20 deraadt 235: <i>All architectures</i><br>
236: The patch utility could be made to invoke arbitrary commands via
237: the obsolete RCS support when processing a crafted input file.
238: This patch deletes the RCS support.
239: <br>
1.42 tb 240: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 241: A source code patch exists which remedies this problem.</a>
242: <p>
243:
1.45 tb 244: <li id="p013_patch">
1.51 bentley 245: <strong>013: SECURITY FIX: July 30, 2015</strong>
1.21 deraadt 246: <i>All architectures</i><br>
247: The patch utility could become desyncronized processing ed(1)-style diffs.
248: <br>
1.42 tb 249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 250: A source code patch exists which remedies this problem.</a>
251: <p>
252:
1.45 tb 253: <li id="p014_sshd">
1.51 bentley 254: <strong>014: SECURITY FIX: August 16, 2015</strong>
1.23 sthen 255: <i>All architectures</i><br>
256: A change to sshd resulted in incorrect permissions being applied to pseudo
257: terminal devices, allowing local users to write to (but not read from) them.
258: <br>
1.42 tb 259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 260: A source code patch exists which remedies this problem.</a>
261: <p>
262:
1.45 tb 263: <li id="p015_relayd">
1.51 bentley 264: <strong>015: RELIABILITY FIX: September 28, 2015</strong>
1.24 benno 265: <i>All architectures</i><br>
266: Various problems were identified in relayd and merged back from
1.57 jsg 267: current to 5.7 in this maintenance update.
1.24 benno 268: <br>
1.42 tb 269: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 270: A source code patch exists which remedies this problem.</a>
271: <p>
272:
1.45 tb 273: <li id="p016_uvm">
1.51 bentley 274: <strong>016: RELIABILITY FIX: September 28, 2015</strong>
1.25 deraadt 275: <i>All architectures</i><br>
276: An incorrect operation in uvm could result in system panics.
277: <br>
1.42 tb 278: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 279: A source code patch exists which remedies this problem.</a>
280: <p>
281:
1.45 tb 282: <li id="p017_smtpd">
1.51 bentley 283: <strong>017: SECURITY FIX: October 1, 2015</strong>
1.26 deraadt 284: <i>All architectures</i><br>
285: Fix multiple reliability and security issues in smtpd:<br>
286: <ul>
287: <li>local and remote users could make smtpd crash or stop serving requests.
288: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
289: process could allow a local user to cause a crash or potentially
290: execute arbitrary code.
291: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
292: process could allow a remote attacker to cause a crash or potentially
293: execute arbitrary code.
294: <li>hardlink and symlink attacks allowed a local user to unset chflags or
295: leak the first line of an arbitrary file.
296: </ul>
1.42 tb 297: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 298: A source code patch exists which remedies this problem.</a>
299: <p>
300:
1.45 tb 301: <li id="p018_kevent">
1.51 bentley 302: <strong>018: RELIABILITY FIX: October 14, 2015</strong>
1.27 sthen 303: <i>All architectures</i><br>
304: A problem with timer kevents could result in a kernel hang (local denial
305: of service).<br>
1.42 tb 306: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 307: A source code patch exists which remedies this problem.</a>
308: <p>
309:
1.45 tb 310: <li id="p019_obj2txt">
1.51 bentley 311: <strong>019: RELIABILITY FIX: October 15, 2015</strong>
1.28 tedu 312: <i>All architectures</i><br>
313: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
314: and memory leak, as reported by Qualys Security.<br>
1.42 tb 315: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 316: A source code patch exists which remedies this problem.</a>
317: <p>
318:
1.45 tb 319: <li id="p020_rsn">
1.51 bentley 320: <strong>020: RELIABILITY FIX: November 9, 2015</strong>
1.29 stsp 321: <i>All architectures</i><br>
322: Insufficient validation of RSN element group cipher values in 802.11
323: beacons and probe responses could result in system panics.<br>
1.42 tb 324: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 325: A source code patch exists which remedies this problem.</a>
326: <p>
327:
1.45 tb 328: <li id="p021_clientcert">
1.51 bentley 329: <strong>021: RELIABILITY FIX: Dec 3, 2015</strong>
1.30 beck 330: <i>All architectures</i><br>
331: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 332: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 333: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 334: A source code patch exists which remedies this problem.</a>
335: <p>
336:
1.45 tb 337: <li id="p022_sshd">
1.51 bentley 338: <strong>022: SECURITY FIX: January 14, 2016</strong>
1.33 deraadt 339: <i>All architectures</i><br>
340: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 341: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 342: <br>
343: Prevent this problem immediately by adding the line "UseRoaming no" to
344: <b>/etc/ssh/ssh_config</b>.
345: <br>
1.42 tb 346: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 347: A source code patch exists which remedies this problem.</a>
348: <p>
349:
1.45 tb 350: <li id="p023_sshd">
1.51 bentley 351: <strong>023: SECURITY FIX: March 10, 2016</strong>
1.36 deraadt 352: <i>All architectures</i><br>
1.42 tb 353: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 354: Lack of credential sanitization allows injection of commands to xauth(1).</a>
355: <br>
356: Prevent this problem immediately by not using the "X11Forwarding" feature
357: (which is disabled by default)
358: <br>
1.42 tb 359: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 360: A source code patch exists which remedies this problem.</a>
361: <p>
362:
1.45 tb 363: <li id="p024_in6bind">
1.51 bentley 364: <strong>024: SECURITY FIX: March 16, 2016</strong>
1.37 deraadt 365: <i>All architectures</i><br>
366: Insufficient checks in IPv6 socket binding and UDP IPv6 option
367: processing allow a local user to send UDP packets with a source
368: (IPv6 address + port) already reserved by another user.
369: <br>
1.42 tb 370: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 371: A source code patch exists which remedies this problem.</a>
372: <p>
373:
1.1 deraadt 374: </ul>
375:
376: <hr>
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