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1.38 deraadt 19: <h2>
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21: <font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
1.39 tj 22: <font color="#e00000">5.7 Errata</font>
23: </h2>
1.38 deraadt 24: <hr>
1.1 deraadt 25:
26: For errata on a certain release, click below:<br>
27: <a href="errata21.html">2.1</a>,
28: <a href="errata22.html">2.2</a>,
29: <a href="errata23.html">2.3</a>,
30: <a href="errata24.html">2.4</a>,
31: <a href="errata25.html">2.5</a>,
32: <a href="errata26.html">2.6</a>,
33: <a href="errata27.html">2.7</a>,
34: <a href="errata28.html">2.8</a>,
35: <a href="errata29.html">2.9</a>,
36: <a href="errata30.html">3.0</a>,
37: <a href="errata31.html">3.1</a>,
38: <a href="errata32.html">3.2</a>,
39: <a href="errata33.html">3.3</a>,
40: <a href="errata34.html">3.4</a>,
41: <a href="errata35.html">3.5</a>,
42: <a href="errata36.html">3.6</a>,
43: <br>
44: <a href="errata37.html">3.7</a>,
45: <a href="errata38.html">3.8</a>,
46: <a href="errata39.html">3.9</a>,
47: <a href="errata40.html">4.0</a>,
48: <a href="errata41.html">4.1</a>,
49: <a href="errata42.html">4.2</a>,
50: <a href="errata43.html">4.3</a>,
51: <a href="errata44.html">4.4</a>,
52: <a href="errata45.html">4.5</a>,
53: <a href="errata46.html">4.6</a>,
54: <a href="errata47.html">4.7</a>,
55: <a href="errata48.html">4.8</a>,
56: <a href="errata49.html">4.9</a>,
57: <a href="errata50.html">5.0</a>,
58: <a href="errata51.html">5.1</a>,
59: <a href="errata52.html">5.2</a>,
60: <br>
61: <a href="errata53.html">5.3</a>,
62: <a href="errata54.html">5.4</a>,
63: <a href="errata55.html">5.5</a>,
1.22 deraadt 64: <a href="errata56.html">5.6</a>,
1.35 deraadt 65: <a href="errata58.html">5.8</a>,
1.40 deraadt 66: <a href="errata59.html">5.9</a>,
1.43 tj 67: <a href="errata60.html">6.0</a>,
68: <a href="errata61.html">6.1</a>.
1.1 deraadt 69: <hr>
70:
71: <p>
1.43 tj 72: Patches for the OpenBSD base system are distributed as unified diffs.
73: Each patch is cryptographically signed with the
1.46 ! tb 74: <a href="https://man.openbsd.org/OpenBSD-5.7/signify.1">signify(1)</a> tool and contains
1.43 tj 75: usage instructions.
76: All the following patches are also available in one
77: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7.tar.gz">tar.gz file</a>
78: for convenience.
1.1 deraadt 79:
80: <p>
1.43 tj 81: Patches for supported releases are also incorporated into the
1.44 tj 82: <a href="stable.html">-stable branch</a>.
1.1 deraadt 83:
84: <hr>
85:
86: <ul>
87:
1.45 tb 88: <li id="p001_sparc64_miniroot">
1.3 deraadt 89: <font color="#009000"><strong>001: INSTALL ISSUE: May 1, 2015</strong></font>
90: <i>sparc64</i><br>
91: The "miniroot" install method is broken (related to the addition of
1.9 deraadt 92: softraid support). This method is used by the official CD 3 as
93: well, so it fails to boot on sparc64 machines.
1.3 deraadt 94: <br>
95: No patch is available for obvious reasons, so use a different install method.
96: <p>
97:
1.45 tb 98: <li id="p002_libxfont">
1.2 tedu 99: <font color="#009000"><strong>002: SECURITY FIX: March 18, 2015</strong></font>
100: <i>All architectures</i><br>
101: Buffer overflows in libXfont
102: <br>
103: For more information, see the
104: <a href="http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/">X.org advisory</a>.
105: <br>
1.42 tb 106: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/002_libxfont.patch.sig">
1.2 tedu 107: A source code patch exists which remedies this problem.</a>
1.5 tedu 108: <br>Note that the instructions should read <code>cd /usr/xenocara/lib/libXfont</code>.
1.2 tedu 109: <p>
1.1 deraadt 110:
1.45 tb 111: <li id="p003_openssl">
1.4 tedu 112: <font color="#009000"><strong>003: SECURITY FIX: March 19, 2015</strong></font>
113: <i>All architectures</i><br>
114: Fix several crash causing defects from OpenSSL.<br>
115: These include:<br>
116: CVE-2015-0209 - Use After Free following d2i_ECPrivatekey error<br>
117: CVE-2015-0286 - Segmentation fault in ASN1_TYPE_cmp<br>
118: CVE-2015-0287 - ASN.1 structure reuse memory corruption<br>
119: CVE-2015-0288 - X509_to_X509_REQ NULL pointer deref<br>
120: CVE-2015-0289 - PKCS7 NULL pointer dereferences<br>
121: <br>
122: Several other issues did not apply or were already fixed.<br>
123: For more information, see the
124: <a href="https://www.openssl.org/news/secadv_20150319.txt">OpenSSL advisory</a>.
125: <br>
1.42 tb 126: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/003_openssl.patch.sig">
1.4 tedu 127: A source code patch exists which remedies this problem.</a>
128: <p>
129:
1.45 tb 130: <li id="p004_smtpd">
1.7 gilles 131: <font color="#009000"><strong>004: RELIABILITY FIX: April 17, 2015</strong></font>
132: <i>All architectures</i><br>
133: Fix a logic error in smtpd handling of SNI.
134: This could allow a remote user to crash the server or provoke a disconnect of other sessions.
135: <br>
1.42 tb 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/004_smtpd.patch.sig">
1.11 deraadt 137: A source code patch exists which remedies this problem.</a>
1.7 gilles 138: <p>
139:
1.45 tb 140: <li id="p005_httpd">
1.8 florian 141: <font color="#009000"><strong>005: RELIABILITY FIX: April 30, 2015</strong></font>
142: <i>All architectures</i><br>
143: A remote user can crash httpd by forcing the daemon to log to a file
144: before the logging system was initialized.
145: <br>
1.42 tb 146: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/005_httpd.patch.sig">
1.11 deraadt 147: A source code patch exists which remedies this problem.</a>
1.8 florian 148: <p>
149:
1.45 tb 150: <li id="p006_elf">
1.12 deraadt 151: <font color="#009000"><strong>006: SECURITY FIX: April 30, 2015</strong></font>
1.10 guenther 152: <i>All architectures</i><br>
153: Malformed binaries could trigger kernel panics or view kernel memory.
154: <br>
1.42 tb 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/006_elf.patch.sig">
1.11 deraadt 156: A source code patch exists which remedies this problem.</a>
1.10 guenther 157: <p>
158:
1.45 tb 159: <li id="p007_tar">
1.12 deraadt 160: <font color="#009000"><strong>007: SECURITY FIX: April 30, 2015</strong></font>
1.10 guenther 161: <i>All architectures</i><br>
162: Multiple issues in tar/pax/cpio:
163: <ul>
164: <li>extracting a malicious archive could create files outside of
165: the current directory without using pre-existing symlinks to 'escape',
166: and could change the timestamps and modes on preexisting files
167: <li>tar without -P would permit extraction of paths with ".." components
168: <li>there was a buffer overflow in the handling of pax extension headers
169: </ul>
1.42 tb 170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/007_tar.patch.sig">
1.14 deraadt 171: A source code patch exists which remedies this problem.</a>
172: <p>
173:
1.45 tb 174: <li id="p008_smtpd">
1.14 deraadt 175: <font color="#009000"><strong>008: RELIABILITY FIX: June 11, 2015</strong></font>
176: <i>All architectures</i><br>
177: Fix multiple reliability issues in smtpd:
178: <ul>
179: <li>a local user can cause smtpd to fail by writing an invalid imsg to control socket.
180: <li>a local user can prevent smtpd from serving new requests by exhausting descriptors.
181: </ul>
1.42 tb 182: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/008_smtpd.patch.sig">
1.14 deraadt 183: A source code patch exists which remedies this problem.</a>
184: <p>
185:
1.45 tb 186: <li id="p009_openssl">
1.14 deraadt 187: <font color="#009000"><strong>009: SECURITY FIX: June 11, 2015</strong></font>
188: <i>All architectures</i><br>
189: Fix several defects from OpenSSL:
190: <ul>
191: <li>CVE-2015-1788 - Malformed ECParameters causes infinite loop
192: <li>CVE-2015-1789 - Exploitable out-of-bounds read in X509_cmp_time
193: <li>CVE-2015-1792 - CMS verify infinite loop with unknown hash function
194: </ul>
1.15 doug 195: Note that CMS was already disabled in LibreSSL.
196: Several other issues did not apply or were already fixed and one is under review.<br>
197: For more information, see the
198: <a href="https://www.openssl.org/news/secadv_20150611.txt">OpenSSL advisory</a>.
199: <br>
1.42 tb 200: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/009_openssl.patch.sig">
1.11 deraadt 201: A source code patch exists which remedies this problem.</a>
1.10 guenther 202: <p>
203:
1.45 tb 204: <li id="p010_tcp">
1.17 deraadt 205: <font color="#009000"><strong>010: SECURITY FIX: July 14, 2015</strong></font>
206: <i>All architectures</i><br>
207: A TCP socket can become confused and not properly cleanup resources.
208: <br>
1.42 tb 209: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/010_tcp_persist.patch.sig">
1.17 deraadt 210: A source code patch exists which remedies this problem.</a>
211: <p>
212:
1.45 tb 213: <li id="p011_execve">
1.20 deraadt 214: <font color="#009000"><strong>011: RELIABILITY FIX: July 26, 2015</strong></font>
215: <i>All architectures</i><br>
216: A kernel memory leak could be triggered by an unprivileged user in
217: a failure case when using execve under systrace.
218: <br>
1.42 tb 219: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/011_execve.patch.sig">
1.20 deraadt 220: A source code patch exists which remedies this problem.</a>
221: <p>
222:
1.45 tb 223: <li id="p012_patch">
1.20 deraadt 224: <font color="#009000"><strong>012: SECURITY FIX: July 26, 2015</strong></font>
225: <i>All architectures</i><br>
226: The patch utility could be made to invoke arbitrary commands via
227: the obsolete RCS support when processing a crafted input file.
228: This patch deletes the RCS support.
229: <br>
1.42 tb 230: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/012_patch.patch.sig">
1.20 deraadt 231: A source code patch exists which remedies this problem.</a>
232: <p>
233:
1.45 tb 234: <li id="p013_patch">
1.21 deraadt 235: <font color="#009000"><strong>013: SECURITY FIX: July 30, 2015</strong></font>
236: <i>All architectures</i><br>
237: The patch utility could become desyncronized processing ed(1)-style diffs.
238: <br>
1.42 tb 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/013_patch.patch.sig">
1.21 deraadt 240: A source code patch exists which remedies this problem.</a>
241: <p>
242:
1.45 tb 243: <li id="p014_sshd">
1.23 sthen 244: <font color="#009000"><strong>014: SECURITY FIX: August 16, 2015</strong></font>
245: <i>All architectures</i><br>
246: A change to sshd resulted in incorrect permissions being applied to pseudo
247: terminal devices, allowing local users to write to (but not read from) them.
248: <br>
1.42 tb 249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/014_sshd.patch.sig">
1.23 sthen 250: A source code patch exists which remedies this problem.</a>
251: <p>
252:
1.45 tb 253: <li id="p015_relayd">
1.24 benno 254: <font color="#009000"><strong>015: RELIABILITY FIX: September 28, 2015</strong></font>
255: <i>All architectures</i><br>
256: Various problems were identified in relayd and merged back from
257: current to 5.7 in this maintanance update.
258: <br>
1.42 tb 259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/015_relayd.patch.sig">
1.24 benno 260: A source code patch exists which remedies this problem.</a>
261: <p>
262:
1.45 tb 263: <li id="p016_uvm">
1.25 deraadt 264: <font color="#009000"><strong>016: RELIABILITY FIX: September 28, 2015</strong></font>
265: <i>All architectures</i><br>
266: An incorrect operation in uvm could result in system panics.
267: <br>
1.42 tb 268: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/016_uvm.patch.sig">
1.25 deraadt 269: A source code patch exists which remedies this problem.</a>
270: <p>
271:
1.45 tb 272: <li id="p017_smtpd">
1.26 deraadt 273: <font color="#009000"><strong>017: SECURITY FIX: October 1, 2015</strong></font>
274: <i>All architectures</i><br>
275: Fix multiple reliability and security issues in smtpd:<br>
276: <ul>
277: <li>local and remote users could make smtpd crash or stop serving requests.
278: <li>a buffer overflow in the unprivileged, non-chrooted smtpd (lookup)
279: process could allow a local user to cause a crash or potentially
280: execute arbitrary code.
281: <li>a use-after-free in the unprivileged, non-chrooted smtpd (lookup)
282: process could allow a remote attacker to cause a crash or potentially
283: execute arbitrary code.
284: <li>hardlink and symlink attacks allowed a local user to unset chflags or
285: leak the first line of an arbitrary file.
286: </ul>
1.42 tb 287: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/017_smtpd.patch.sig">
1.26 deraadt 288: A source code patch exists which remedies this problem.</a>
289: <p>
290:
1.45 tb 291: <li id="p018_kevent">
1.27 sthen 292: <font color="#009000"><strong>018: RELIABILITY FIX: October 14, 2015</strong></font>
293: <i>All architectures</i><br>
294: A problem with timer kevents could result in a kernel hang (local denial
295: of service).<br>
1.42 tb 296: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/018_kevent.patch.sig">
1.27 sthen 297: A source code patch exists which remedies this problem.</a>
298: <p>
299:
1.45 tb 300: <li id="p019_obj2txt">
1.28 tedu 301: <font color="#009000"><strong>019: RELIABILITY FIX: October 15, 2015</strong></font>
302: <i>All architectures</i><br>
303: The OBJ_obj2txt function in libcrypto contains a one byte buffer overrun
304: and memory leak, as reported by Qualys Security.<br>
1.42 tb 305: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/019_obj2txt.patch.sig">
1.28 tedu 306: A source code patch exists which remedies this problem.</a>
307: <p>
308:
1.45 tb 309: <li id="p020_rsn">
1.29 stsp 310: <font color="#009000"><strong>020: RELIABILITY FIX: November 9, 2015</strong></font>
311: <i>All architectures</i><br>
312: Insufficient validation of RSN element group cipher values in 802.11
313: beacons and probe responses could result in system panics.<br>
1.42 tb 314: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/020_rsn.patch.sig">
1.29 stsp 315: A source code patch exists which remedies this problem.</a>
316: <p>
317:
1.45 tb 318: <li id="p021_clientcert">
1.30 beck 319: <font color="#009000"><strong>021: RELIABILITY FIX: Dec 3, 2015</strong></font>
320: <i>All architectures</i><br>
321: A NULL pointer deference could be triggered by a crafted certificate sent to
1.32 jasper 322: services configured to verify client certificates on TLS/SSL connections.<br>
1.42 tb 323: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/021_clientcert.patch.sig">
1.30 beck 324: A source code patch exists which remedies this problem.</a>
325: <p>
326:
1.45 tb 327: <li id="p022_sshd">
1.33 deraadt 328: <font color="#009000"><strong>022: SECURITY FIX: January 14, 2016</strong></font>
329: <i>All architectures</i><br>
330: Experimental roaming code in the ssh client could be tricked by a hostile sshd
1.34 deraadt 331: server, potentially leaking key material. CVE-2016-0777 and CVE-0216-0778.
1.33 deraadt 332: <br>
333: Prevent this problem immediately by adding the line "UseRoaming no" to
334: <b>/etc/ssh/ssh_config</b>.
335: <br>
1.42 tb 336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/022_ssh.patch.sig">
1.33 deraadt 337: A source code patch exists which remedies this problem.</a>
338: <p>
339:
1.45 tb 340: <li id="p023_sshd">
1.36 deraadt 341: <font color="#009000"><strong>023: SECURITY FIX: March 10, 2016</strong></font>
342: <i>All architectures</i><br>
1.42 tb 343: <a href="https://www.openssh.com/txt/x11fwd.adv">
1.36 deraadt 344: Lack of credential sanitization allows injection of commands to xauth(1).</a>
345: <br>
346: Prevent this problem immediately by not using the "X11Forwarding" feature
347: (which is disabled by default)
348: <br>
1.42 tb 349: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/023_sshd.patch.sig">
1.36 deraadt 350: A source code patch exists which remedies this problem.</a>
351: <p>
352:
1.45 tb 353: <li id="p024_in6bind">
1.37 deraadt 354: <font color="#009000"><strong>024: SECURITY FIX: March 16, 2016</strong></font>
355: <i>All architectures</i><br>
356: Insufficient checks in IPv6 socket binding and UDP IPv6 option
357: processing allow a local user to send UDP packets with a source
358: (IPv6 address + port) already reserved by another user.
359: <br>
1.42 tb 360: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/5.7/common/024_in6bind.patch.sig">
1.37 deraadt 361: A source code patch exists which remedies this problem.</a>
362: <p>
363:
1.1 deraadt 364: </ul>
365:
366: <hr>
367:
368: </body>
369: </html>
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