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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>,
1.62 deraadt 78: <a href="errata71.html">7.1</a>,
1.63 tj 79: <a href="errata72.html">7.2</a>,
1.64 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 deraadt 82: <hr>
83:
84: <p>
1.43 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch is cryptographically signed with the
1.46 tb 87: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 88: usage instructions.
89: All the following patches are also available in one
90: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
91: for convenience.
1.1 deraadt 92:
93: <p>
1.43 tj 94: Patches for supported releases are also incorporated into the
1.44 tj 95: <a href="stable.html">-stable branch</a>.
1.1 deraadt 96:
97: <hr>
98:
99: <ul>
100:
1.45 tb 101: <li id="p001_sparc64_miniroot">
1.51 bentley 102: <strong>001: INSTALL ISSUE: May 1, 2015</strong>
1.3 deraadt 103: <i>sparc64</i><br>
104: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 105: softraid support). This method is used by the official CD 3 as
106: well, so it fails to boot on sparc64 machines.
1.3 deraadt 107: <br>
108: No patch is available for obvious reasons, so use a different install method.
109: <p>
110:
1.45 tb 111: <li id="p002_libxfont">
1.51 bentley 112: <strong>002: SECURITY FIX: March 18, 2015</strong>
1.2 tedu 113: <i>All architectures</i><br>
114: Buffer overflows in libXfont
115: <br>
116: For more information, see the
117: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
118: <br>
1.42 tb 119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 120: A source code patch exists which remedies this problem.</a>
1.5 tedu 121: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 122: <p>
1.1 deraadt 123:
1.45 tb 124: <li id="p003_openssl">
1.51 bentley 125: <strong>003: SECURITY FIX: March 19, 2015</strong>
1.4 tedu 126: <i>All architectures</i><br>
127: Fix several crash causing defects from OpenSSL.<br>
128: These include:<br>
129: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
130: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
131: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
132: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
133: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
134: <br>
135: Several other issues did not apply or were already fixed.<br>
136: For more information, see the
137: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
138: <br>
1.42 tb 139: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 140: A source code patch exists which remedies this problem.</a>
141: <p>
142:
1.45 tb 143: <li id="p004_smtpd">
1.51 bentley 144: <strong>004: RELIABILITY FIX: April 17, 2015</strong>
1.7 gilles 145: <i>All architectures</i><br>
146: Fix a logic error in smtpd handling of SNI.
147: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
148: <br>
1.42 tb 149: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 150: A source code patch exists which remedies this problem.</a>
1.7 gilles 151: <p>
1.52 deraadt 152:
1.45 tb 153: <li id="p005_httpd">
1.51 bentley 154: <strong>005: RELIABILITY FIX: April 30, 2015</strong>
1.8 florian 155: <i>All architectures</i><br>
156: A remote user can crash httpd by forcing the daemon to log to a file
157: before the logging system was initialized.
158: <br>
1.42 tb 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 160: A source code patch exists which remedies this problem.</a>
1.8 florian 161: <p>
162:
1.45 tb 163: <li id="p006_elf">
1.51 bentley 164: <strong>006: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 165: <i>All architectures</i><br>
166: Malformed binaries could trigger kernel panics or view kernel memory.
167: <br>
1.42 tb 168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 169: A source code patch exists which remedies this problem.</a>
1.10 guenther 170: <p>
171:
1.45 tb 172: <li id="p007_tar">
1.51 bentley 173: <strong>007: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 174: <i>All architectures</i><br>
175: Multiple issues in tar/pax/cpio:
176: <ul>
177: <li>extracting a malicious archive could create files outside of
178: the current directory without using pre-existing symlinks to 'escape',
179: and could change the timestamps and modes on preexisting files
180: <li>tar without -P would permit extraction of paths with ".." components
181: <li>there was a buffer overflow in the handling of pax extension headers
182: </ul>
1.42 tb 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 184: A source code patch exists which remedies this problem.</a>
185: <p>
186:
1.45 tb 187: <li id="p008_smtpd">
1.51 bentley 188: <strong>008: RELIABILITY FIX: June 11, 2015</strong>
1.14 deraadt 189: <i>All architectures</i><br>
190: Fix multiple reliability issues in smtpd:
191: <ul>
192: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
193: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
194: </ul>
1.42 tb 195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 196: A source code patch exists which remedies this problem.</a>
197: <p>
198:
1.45 tb 199: <li id="p009_openssl">
1.51 bentley 200: <strong>009: SECURITY FIX: June 11, 2015</strong>
1.14 deraadt 201: <i>All architectures</i><br>
202: Fix several defects from OpenSSL:
203: <ul>
204: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
205: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
206: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
207: </ul>
1.15 doug 208: Note that CMS was already disabled in LibreSSL.
209: Several other issues did not apply or were already fixed and one is under review.<br>
210: For more information, see the
211: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
212: <br>
1.42 tb 213: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 214: A source code patch exists which remedies this problem.</a>
1.10 guenther 215: <p>
216:
1.45 tb 217: <li id="p010_tcp">
1.51 bentley 218: <strong>010: SECURITY FIX: July 14, 2015</strong>
1.17 deraadt 219: <i>All architectures</i><br>
220: A TCP socket can become confused and not properly cleanup resources.
221: <br>
1.42 tb 222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 223: A source code patch exists which remedies this problem.</a>
224: <p>
225:
1.45 tb 226: <li id="p011_execve">
1.51 bentley 227: <strong>011: RELIABILITY FIX: July 26, 2015</strong>
1.20 deraadt 228: <i>All architectures</i><br>
229: A kernel memory leak could be triggered by an unprivileged user in
230: a failure case when using execve under systrace.
231: <br>
1.42 tb 232: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 233: A source code patch exists which remedies this problem.</a>
234: <p>
235:
1.45 tb 236: <li id="p012_patch">
1.51 bentley 237: <strong>012: SECURITY FIX: July 26, 2015</strong>
1.20 deraadt 238: <i>All architectures</i><br>
239: The patch utility could be made to invoke arbitrary commands via
240: the obsolete RCS support when processing a crafted input file.
241: This patch deletes the RCS support.
242: <br>
1.42 tb 243: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 244: A source code patch exists which remedies this problem.</a>
245: <p>
246:
1.45 tb 247: <li id="p013_patch">
1.51 bentley 248: <strong>013: SECURITY FIX: July 30, 2015</strong>
1.21 deraadt 249: <i>All architectures</i><br>
250: The patch utility could become desyncronized processing ed(1)-style diffs.
251: <br>
1.42 tb 252: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 253: A source code patch exists which remedies this problem.</a>
254: <p>
255:
1.45 tb 256: <li id="p014_sshd">
1.51 bentley 257: <strong>014: SECURITY FIX: August 16, 2015</strong>
1.23 sthen 258: <i>All architectures</i><br>
259: A change to sshd resulted in incorrect permissions being applied to pseudo
260: terminal devices, allowing local users to write to (but not read from) them.
261: <br>
1.42 tb 262: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 263: A source code patch exists which remedies this problem.</a>
264: <p>
265:
1.45 tb 266: <li id="p015_relayd">
1.51 bentley 267: <strong>015: RELIABILITY FIX: September 28, 2015</strong>
1.24 benno 268: <i>All architectures</i><br>
269: Various problems were identified in relayd and merged back from
1.57 jsg 270: current to 5.7 in this maintenance update.
1.24 benno 271: <br>
1.42 tb 272: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 273: A source code patch exists which remedies this problem.</a>
274: <p>
275:
1.45 tb 276: <li id="p016_uvm">
1.51 bentley 277: <strong>016: RELIABILITY FIX: September 28, 2015</strong>
1.25 deraadt 278: <i>All architectures</i><br>
279: An incorrect operation in uvm could result in system panics.
280: <br>
1.42 tb 281: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 282: A source code patch exists which remedies this problem.</a>
283: <p>
284:
1.45 tb 285: <li id="p017_smtpd">
1.51 bentley 286: <strong>017: SECURITY FIX: October 1, 2015</strong>
1.26 deraadt 287: <i>All architectures</i><br>
288: Fix multiple reliability and security issues in smtpd:<br>
289: <ul>
290: <li>local and remote users could make smtpd crash or stop serving requests.
291: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
292: process could allow a local user to cause a crash or potentially
293: execute arbitrary code.
294: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
295: process could allow a remote attacker to cause a crash or potentially
296: execute arbitrary code.
297: <li>hardlink and symlink attacks allowed a local user to unset chflags or
298: leak the first line of an arbitrary file.
299: </ul>
1.42 tb 300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 301: A source code patch exists which remedies this problem.</a>
302: <p>
303:
1.45 tb 304: <li id="p018_kevent">
1.51 bentley 305: <strong>018: RELIABILITY FIX: October 14, 2015</strong>
1.27 sthen 306: <i>All architectures</i><br>
307: A problem with timer kevents could result in a kernel hang (local denial
308: of service).<br>
1.42 tb 309: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 310: A source code patch exists which remedies this problem.</a>
311: <p>
312:
1.45 tb 313: <li id="p019_obj2txt">
1.51 bentley 314: <strong>019: RELIABILITY FIX: October 15, 2015</strong>
1.28 tedu 315: <i>All architectures</i><br>
316: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
317: and memory leak, as reported by Qualys Security.<br>
1.42 tb 318: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 319: A source code patch exists which remedies this problem.</a>
320: <p>
321:
1.45 tb 322: <li id="p020_rsn">
1.51 bentley 323: <strong>020: RELIABILITY FIX: November 9, 2015</strong>
1.29 stsp 324: <i>All architectures</i><br>
325: Insufficient validation of RSN element group cipher values in 802.11
326: beacons and probe responses could result in system panics.<br>
1.42 tb 327: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 328: A source code patch exists which remedies this problem.</a>
329: <p>
330:
1.45 tb 331: <li id="p021_clientcert">
1.51 bentley 332: <strong>021: RELIABILITY FIX: Dec 3, 2015</strong>
1.30 beck 333: <i>All architectures</i><br>
334: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 335: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 337: A source code patch exists which remedies this problem.</a>
338: <p>
339:
1.45 tb 340: <li id="p022_sshd">
1.51 bentley 341: <strong>022: SECURITY FIX: January 14, 2016</strong>
1.33 deraadt 342: <i>All architectures</i><br>
343: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 344: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 345: <br>
346: Prevent this problem immediately by adding the line "UseRoaming no" to
347: <b>/etc/ssh/ssh_config</b>.
348: <br>
1.42 tb 349: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 350: A source code patch exists which remedies this problem.</a>
351: <p>
352:
1.45 tb 353: <li id="p023_sshd">
1.51 bentley 354: <strong>023: SECURITY FIX: March 10, 2016</strong>
1.36 deraadt 355: <i>All architectures</i><br>
1.42 tb 356: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 357: Lack of credential sanitization allows injection of commands to xauth(1).</a>
358: <br>
359: Prevent this problem immediately by not using the "X11Forwarding" feature
360: (which is disabled by default)
361: <br>
1.42 tb 362: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 363: A source code patch exists which remedies this problem.</a>
364: <p>
365:
1.45 tb 366: <li id="p024_in6bind">
1.51 bentley 367: <strong>024: SECURITY FIX: March 16, 2016</strong>
1.37 deraadt 368: <i>All architectures</i><br>
369: Insufficient checks in IPv6 socket binding and UDP IPv6 option
370: processing allow a local user to send UDP packets with a source
371: (IPv6 address + port) already reserved by another user.
372: <br>
1.42 tb 373: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 374: A source code patch exists which remedies this problem.</a>
375: <p>
376:
1.1 deraadt 377: </ul>
378:
379: <hr>
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