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