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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>,
1.65 ! tj 81: <a href="errata74.html">7.4</a>,
! 82: <a href="errata75.html">7.5</a>.
1.1 deraadt 83: <hr>
84:
85: <p>
1.43 tj 86: Patches for the OpenBSD base system are distributed as unified diffs.
87: Each patch is cryptographically signed with the
1.46 tb 88: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 89: usage instructions.
90: All the following patches are also available in one
91: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
92: for convenience.
1.1 deraadt 93:
94: <p>
1.43 tj 95: Patches for supported releases are also incorporated into the
1.44 tj 96: <a href="stable.html">-stable branch</a>.
1.1 deraadt 97:
98: <hr>
99:
100: <ul>
101:
1.45 tb 102: <li id="p001_sparc64_miniroot">
1.51 bentley 103: <strong>001: INSTALL ISSUE: May 1, 2015</strong>
1.3 deraadt 104: <i>sparc64</i><br>
105: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 106: softraid support). This method is used by the official CD 3 as
107: well, so it fails to boot on sparc64 machines.
1.3 deraadt 108: <br>
109: No patch is available for obvious reasons, so use a different install method.
110: <p>
111:
1.45 tb 112: <li id="p002_libxfont">
1.51 bentley 113: <strong>002: SECURITY FIX: March 18, 2015</strong>
1.2 tedu 114: <i>All architectures</i><br>
115: Buffer overflows in libXfont
116: <br>
117: For more information, see the
118: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
119: <br>
1.42 tb 120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 121: A source code patch exists which remedies this problem.</a>
1.5 tedu 122: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 123: <p>
1.1 deraadt 124:
1.45 tb 125: <li id="p003_openssl">
1.51 bentley 126: <strong>003: SECURITY FIX: March 19, 2015</strong>
1.4 tedu 127: <i>All architectures</i><br>
128: Fix several crash causing defects from OpenSSL.<br>
129: These include:<br>
130: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
131: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
132: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
133: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
134: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
135: <br>
136: Several other issues did not apply or were already fixed.<br>
137: For more information, see the
138: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
139: <br>
1.42 tb 140: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 141: A source code patch exists which remedies this problem.</a>
142: <p>
143:
1.45 tb 144: <li id="p004_smtpd">
1.51 bentley 145: <strong>004: RELIABILITY FIX: April 17, 2015</strong>
1.7 gilles 146: <i>All architectures</i><br>
147: Fix a logic error in smtpd handling of SNI.
148: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
149: <br>
1.42 tb 150: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 151: A source code patch exists which remedies this problem.</a>
1.7 gilles 152: <p>
1.52 deraadt 153:
1.45 tb 154: <li id="p005_httpd">
1.51 bentley 155: <strong>005: RELIABILITY FIX: April 30, 2015</strong>
1.8 florian 156: <i>All architectures</i><br>
157: A remote user can crash httpd by forcing the daemon to log to a file
158: before the logging system was initialized.
159: <br>
1.42 tb 160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 161: A source code patch exists which remedies this problem.</a>
1.8 florian 162: <p>
163:
1.45 tb 164: <li id="p006_elf">
1.51 bentley 165: <strong>006: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 166: <i>All architectures</i><br>
167: Malformed binaries could trigger kernel panics or view kernel memory.
168: <br>
1.42 tb 169: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 170: A source code patch exists which remedies this problem.</a>
1.10 guenther 171: <p>
172:
1.45 tb 173: <li id="p007_tar">
1.51 bentley 174: <strong>007: SECURITY FIX: April 30, 2015</strong>
1.10 guenther 175: <i>All architectures</i><br>
176: Multiple issues in tar/pax/cpio:
177: <ul>
178: <li>extracting a malicious archive could create files outside of
179: the current directory without using pre-existing symlinks to 'escape',
180: and could change the timestamps and modes on preexisting files
181: <li>tar without -P would permit extraction of paths with ".." components
182: <li>there was a buffer overflow in the handling of pax extension headers
183: </ul>
1.42 tb 184: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 185: A source code patch exists which remedies this problem.</a>
186: <p>
187:
1.45 tb 188: <li id="p008_smtpd">
1.51 bentley 189: <strong>008: RELIABILITY FIX: June 11, 2015</strong>
1.14 deraadt 190: <i>All architectures</i><br>
191: Fix multiple reliability issues in smtpd:
192: <ul>
193: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
194: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
195: </ul>
1.42 tb 196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 197: A source code patch exists which remedies this problem.</a>
198: <p>
199:
1.45 tb 200: <li id="p009_openssl">
1.51 bentley 201: <strong>009: SECURITY FIX: June 11, 2015</strong>
1.14 deraadt 202: <i>All architectures</i><br>
203: Fix several defects from OpenSSL:
204: <ul>
205: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
206: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
207: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
208: </ul>
1.15 doug 209: Note that CMS was already disabled in LibreSSL.
210: Several other issues did not apply or were already fixed and one is under review.<br>
211: For more information, see the
212: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
213: <br>
1.42 tb 214: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 215: A source code patch exists which remedies this problem.</a>
1.10 guenther 216: <p>
217:
1.45 tb 218: <li id="p010_tcp">
1.51 bentley 219: <strong>010: SECURITY FIX: July 14, 2015</strong>
1.17 deraadt 220: <i>All architectures</i><br>
221: A TCP socket can become confused and not properly cleanup resources.
222: <br>
1.42 tb 223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 224: A source code patch exists which remedies this problem.</a>
225: <p>
226:
1.45 tb 227: <li id="p011_execve">
1.51 bentley 228: <strong>011: RELIABILITY FIX: July 26, 2015</strong>
1.20 deraadt 229: <i>All architectures</i><br>
230: A kernel memory leak could be triggered by an unprivileged user in
231: a failure case when using execve under systrace.
232: <br>
1.42 tb 233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 234: A source code patch exists which remedies this problem.</a>
235: <p>
236:
1.45 tb 237: <li id="p012_patch">
1.51 bentley 238: <strong>012: SECURITY FIX: July 26, 2015</strong>
1.20 deraadt 239: <i>All architectures</i><br>
240: The patch utility could be made to invoke arbitrary commands via
241: the obsolete RCS support when processing a crafted input file.
242: This patch deletes the RCS support.
243: <br>
1.42 tb 244: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 245: A source code patch exists which remedies this problem.</a>
246: <p>
247:
1.45 tb 248: <li id="p013_patch">
1.51 bentley 249: <strong>013: SECURITY FIX: July 30, 2015</strong>
1.21 deraadt 250: <i>All architectures</i><br>
251: The patch utility could become desyncronized processing ed(1)-style diffs.
252: <br>
1.42 tb 253: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 254: A source code patch exists which remedies this problem.</a>
255: <p>
256:
1.45 tb 257: <li id="p014_sshd">
1.51 bentley 258: <strong>014: SECURITY FIX: August 16, 2015</strong>
1.23 sthen 259: <i>All architectures</i><br>
260: A change to sshd resulted in incorrect permissions being applied to pseudo
261: terminal devices, allowing local users to write to (but not read from) them.
262: <br>
1.42 tb 263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 264: A source code patch exists which remedies this problem.</a>
265: <p>
266:
1.45 tb 267: <li id="p015_relayd">
1.51 bentley 268: <strong>015: RELIABILITY FIX: September 28, 2015</strong>
1.24 benno 269: <i>All architectures</i><br>
270: Various problems were identified in relayd and merged back from
1.57 jsg 271: current to 5.7 in this maintenance update.
1.24 benno 272: <br>
1.42 tb 273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 274: A source code patch exists which remedies this problem.</a>
275: <p>
276:
1.45 tb 277: <li id="p016_uvm">
1.51 bentley 278: <strong>016: RELIABILITY FIX: September 28, 2015</strong>
1.25 deraadt 279: <i>All architectures</i><br>
280: An incorrect operation in uvm could result in system panics.
281: <br>
1.42 tb 282: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 283: A source code patch exists which remedies this problem.</a>
284: <p>
285:
1.45 tb 286: <li id="p017_smtpd">
1.51 bentley 287: <strong>017: SECURITY FIX: October 1, 2015</strong>
1.26 deraadt 288: <i>All architectures</i><br>
289: Fix multiple reliability and security issues in smtpd:<br>
290: <ul>
291: <li>local and remote users could make smtpd crash or stop serving requests.
292: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
293: process could allow a local user to cause a crash or potentially
294: execute arbitrary code.
295: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
296: process could allow a remote attacker to cause a crash or potentially
297: execute arbitrary code.
298: <li>hardlink and symlink attacks allowed a local user to unset chflags or
299: leak the first line of an arbitrary file.
300: </ul>
1.42 tb 301: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 302: A source code patch exists which remedies this problem.</a>
303: <p>
304:
1.45 tb 305: <li id="p018_kevent">
1.51 bentley 306: <strong>018: RELIABILITY FIX: October 14, 2015</strong>
1.27 sthen 307: <i>All architectures</i><br>
308: A problem with timer kevents could result in a kernel hang (local denial
309: of service).<br>
1.42 tb 310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 311: A source code patch exists which remedies this problem.</a>
312: <p>
313:
1.45 tb 314: <li id="p019_obj2txt">
1.51 bentley 315: <strong>019: RELIABILITY FIX: October 15, 2015</strong>
1.28 tedu 316: <i>All architectures</i><br>
317: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
318: and memory leak, as reported by Qualys Security.<br>
1.42 tb 319: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 320: A source code patch exists which remedies this problem.</a>
321: <p>
322:
1.45 tb 323: <li id="p020_rsn">
1.51 bentley 324: <strong>020: RELIABILITY FIX: November 9, 2015</strong>
1.29 stsp 325: <i>All architectures</i><br>
326: Insufficient validation of RSN element group cipher values in 802.11
327: beacons and probe responses could result in system panics.<br>
1.42 tb 328: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 329: A source code patch exists which remedies this problem.</a>
330: <p>
331:
1.45 tb 332: <li id="p021_clientcert">
1.51 bentley 333: <strong>021: RELIABILITY FIX: Dec 3, 2015</strong>
1.30 beck 334: <i>All architectures</i><br>
335: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 336: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 337: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 338: A source code patch exists which remedies this problem.</a>
339: <p>
340:
1.45 tb 341: <li id="p022_sshd">
1.51 bentley 342: <strong>022: SECURITY FIX: January 14, 2016</strong>
1.33 deraadt 343: <i>All architectures</i><br>
344: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 345: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 346: <br>
347: Prevent this problem immediately by adding the line "UseRoaming no" to
348: <b>/etc/ssh/ssh_config</b>.
349: <br>
1.42 tb 350: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 351: A source code patch exists which remedies this problem.</a>
352: <p>
353:
1.45 tb 354: <li id="p023_sshd">
1.51 bentley 355: <strong>023: SECURITY FIX: March 10, 2016</strong>
1.36 deraadt 356: <i>All architectures</i><br>
1.42 tb 357: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 358: Lack of credential sanitization allows injection of commands to xauth(1).</a>
359: <br>
360: Prevent this problem immediately by not using the "X11Forwarding" feature
361: (which is disabled by default)
362: <br>
1.42 tb 363: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 364: A source code patch exists which remedies this problem.</a>
365: <p>
366:
1.45 tb 367: <li id="p024_in6bind">
1.51 bentley 368: <strong>024: SECURITY FIX: March 16, 2016</strong>
1.37 deraadt 369: <i>All architectures</i><br>
370: Insufficient checks in IPv6 socket binding and UDP IPv6 option
371: processing allow a local user to send UDP packets with a source
372: (IPv6 address + port) already reserved by another user.
373: <br>
1.42 tb 374: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 375: A source code patch exists which remedies this problem.</a>
376: <p>
377:
1.1 deraadt 378: </ul>
379:
380: <hr>
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