Annotation of www/errata38.html, Revision 1.67
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1.57 deraadt 19: <h2>
20: <a href="index.html">
21: <font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
1.59 tj 22: <font color="#e00000">3.8 Errata</font>
23: </h2>
1.57 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>,
1.27 deraadt 43: <br>
1.1 deraadt 44: <a href="errata37.html">3.7</a>,
1.22 deraadt 45: <a href="errata39.html">3.9</a>,
1.23 deraadt 46: <a href="errata40.html">4.0</a>,
1.25 merdely 47: <a href="errata41.html">4.1</a>,
1.26 deraadt 48: <a href="errata42.html">4.2</a>,
1.27 deraadt 49: <a href="errata43.html">4.3</a>,
1.29 deraadt 50: <a href="errata44.html">4.4</a>,
1.30 deraadt 51: <a href="errata45.html">4.5</a>,
1.31 deraadt 52: <a href="errata46.html">4.6</a>,
1.33 deraadt 53: <a href="errata47.html">4.7</a>,
1.35 miod 54: <a href="errata48.html">4.8</a>,
1.36 nick 55: <a href="errata49.html">4.9</a>,
1.37 sthen 56: <a href="errata50.html">5.0</a>,
1.38 deraadt 57: <a href="errata51.html">5.1</a>,
1.39 deraadt 58: <a href="errata52.html">5.2</a>,
1.40 deraadt 59: <a href="errata53.html">5.3</a>,
1.43 deraadt 60: <br>
1.41 deraadt 61: <a href="errata54.html">5.4</a>,
1.46 jsg 62: <a href="errata55.html">5.5</a>,
1.50 deraadt 63: <a href="errata56.html">5.6</a>,
1.53 deraadt 64: <a href="errata57.html">5.7</a>,
1.54 deraadt 65: <a href="errata58.html">5.8</a>,
1.60 deraadt 66: <a href="errata59.html">5.9</a>,
1.63 tj 67: <a href="errata60.html">6.0</a>,
1.67 ! deraadt 68: <a href="errata61.html">6.1</a>,
! 69: <a href="errata62.html">6.2</a>.
1.1 deraadt 70: <hr>
71:
1.44 deraadt 72: <p>
1.63 tj 73: Patches for the OpenBSD base system are distributed as unified diffs.
74: Each patch contains usage instructions.
75: All the following patches are also available in one
76: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8.tar.gz">tar.gz file</a>
77: for convenience.
1.1 deraadt 78:
1.44 deraadt 79: <p>
1.63 tj 80: Patches for supported releases are also incorporated into the
1.64 tj 81: <a href="stable.html">-stable branch</a>.
1.44 deraadt 82:
1.1 deraadt 83: <hr>
84:
85: <ul>
86:
1.48 bentley 87: <li id="ssh2">
1.45 deraadt 88: <font color="#009000"><strong>020: SECURITY FIX: October 12, 2006</strong></font>
89: <i>All architectures</i><br>
1.21 saad 90: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
1.19 brad 91: by Tavis Ormandy) that would cause
1.66 tb 92: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
1.19 brad 93: to spin until the login grace time expired.
1.41 deraadt 94: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
1.19 brad 95: that could be exploited to perform a pre-authentication denial of service.
1.20 brad 96: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
97: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.19 brad 98: <br>
1.62 tb 99: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 100: A source code patch exists which remedies this problem.</a>
1.19 brad 101: <p>
102:
1.48 bentley 103: <li id="systrace">
1.45 deraadt 104: <font color="#009000"><strong>019: SECURITY FIX: October 7, 2006</strong></font>
105: <i>All architectures</i><br>
1.18 brad 106: Fix for an integer overflow in
1.66 tb 107: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
1.18 brad 108: STRIOCREPLACE support, found by
1.17 brad 109: Chris Evans. This could be exploited for DoS, limited kmem reads or local
110: privilege escalation.
111: <br>
1.62 tb 112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 113: A source code patch exists which remedies this problem.</a>
1.17 brad 114: <p>
115:
1.48 bentley 116: <li id="openssl2">
1.45 deraadt 117: <font color="#009000"><strong>018: SECURITY FIX: October 7, 2006</strong></font>
118: <i>All architectures</i><br>
1.17 brad 119: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
120: structures an error condition is mishandled, possibly resulting in an infinite
121: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
122: pointer may be dereferenced in the SSL version 2 client code. In addition, many
123: applications using OpenSSL do not perform any validation of the lengths of
124: public keys being used.
125: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
126: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
127: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
128: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
129: <br>
1.62 tb 130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 131: A source code patch exists which remedies this problem.</a>
1.17 brad 132: <p>
133:
1.48 bentley 134: <li id="httpd2">
1.45 deraadt 135: <font color="#009000"><strong>017: SECURITY FIX: October 7, 2006</strong></font>
136: <i>All architectures</i><br>
1.66 tb 137: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
1.17 brad 138: does not sanitize the Expect header from an HTTP request when it is
139: reflected back in an error message, which might allow cross-site scripting (XSS)
140: style attacks.
141: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
142: <br>
1.62 tb 143: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 144: A source code patch exists which remedies this problem.</a>
1.17 brad 145: <p>
146:
1.48 bentley 147: <li id="openssl">
1.45 deraadt 148: <font color="#009000"><strong>016: SECURITY FIX: September 8, 2006</strong></font>
149: <i>All architectures</i><br>
1.13 brad 150: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
151: an attacker to construct an invalid signature which OpenSSL would accept as a
152: valid PKCS#1 v1.5 signature.
153: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
154: <br>
1.62 tb 155: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 156: A source code patch exists which remedies this problem.</a>
1.13 brad 157: <p>
158:
1.48 bentley 159: <li id="bind">
1.45 deraadt 160: <font color="#009000"><strong>015: SECURITY FIX: September 8, 2006</strong></font>
161: <i>All architectures</i><br>
1.12 brad 162: Two Denial of Service issues have been found with BIND.
163: An attacker who can perform recursive lookups on a DNS server and is able
164: to send a sufficiently large number of recursive queries, or is able to
165: get the DNS server to return more than one SIG(covered) RRsets can stop
166: the functionality of the DNS service.
167: An attacker querying an authoritative DNS server serving a RFC 2535
168: DNSSEC zone may be able to crash the DNS server.
169: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
170: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
171: <br>
1.62 tb 172: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 173: A source code patch exists which remedies this problem.</a>
1.12 brad 174: <p>
175:
1.48 bentley 176: <li id="sppp">
1.45 deraadt 177: <font color="#009000"><strong>014: SECURITY FIX: September 2, 2006</strong></font>
178: <i>All architectures</i><br>
1.11 brad 179: Due to the failure to correctly validate LCP configuration option lengths,
180: it is possible for an attacker to send LCP packets via an
1.66 tb 181: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
1.11 brad 182: connection causing the kernel to panic.
183: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
184: <br>
1.62 tb 185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 186: A source code patch exists which remedies this problem.</a>
1.11 brad 187: <p>
188:
1.48 bentley 189: <li id="isakmpd">
1.45 deraadt 190: <font color="#009000"><strong>013: SECURITY FIX: August 25, 2006</strong></font>
191: <i>All architectures</i><br>
1.10 brad 192: A problem in
1.66 tb 193: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
1.10 brad 194: caused IPsec to run partly without replay protection. If
1.66 tb 195: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
1.10 brad 196: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
197: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
198: replay counter.
199: <br>
1.62 tb 200: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 201: A source code patch exists which remedies this problem.</a>
1.10 brad 202: <p>
203:
1.48 bentley 204: <li id="sem">
1.45 deraadt 205: <font color="#009000"><strong>012: SECURITY FIX: August 25, 2006</strong></font>
206: <i>All architectures</i><br>
1.10 brad 207: It is possible to cause the kernel to panic when more than the default number of
208: sempahores have been allocated.
209: <br>
1.62 tb 210: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 211: A source code patch exists which remedies this problem.</a>
1.10 brad 212: <p>
213:
1.48 bentley 214: <li id="dhcpd">
1.45 deraadt 215: <font color="#009000"><strong>011: SECURITY FIX: August 25, 2006</strong></font>
216: <i>All architectures</i><br>
1.10 brad 217: Due to an off-by-one error in
1.66 tb 218: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 219: it is possible to cause
1.66 tb 220: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 221: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
222: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
223: <br>
1.62 tb 224: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 225: A source code patch exists which remedies this problem.</a>
1.10 brad 226: <p>
227:
1.48 bentley 228: <li id="sendmail3">
1.45 deraadt 229: <font color="#009000"><strong>010: SECURITY FIX: August 25, 2006</strong></font>
230: <i>All architectures</i><br>
1.10 brad 231: A potential denial of service problem has been found in sendmail. A message
232: with really long header lines could trigger a use-after-free bug causing
233: sendmail to crash.
234: <br>
1.62 tb 235: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 236: A source code patch exists which remedies this problem.</a>
1.10 brad 237: <p>
238:
1.48 bentley 239: <li id="httpd">
1.45 deraadt 240: <font color="#009000"><strong>009: SECURITY FIX: July 30, 2006</strong></font>
241: <i>All architectures</i><br>
1.66 tb 242: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
1.15 steven 243: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
1.9 brad 244: The buffer overflow may result in a vulnerability which, in combination
245: with certain types of Rewrite rules in the web server configuration files,
246: could be triggered remotely. The default install is not affected by the
247: buffer overflow. CVE-2006-3747
248: <br>
1.62 tb 249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 250: A source code patch exists which remedies this problem.</a>
1.9 brad 251: <p>
252:
1.48 bentley 253: <li id="sendmail2">
1.45 deraadt 254: <font color="#009000"><strong>008: SECURITY FIX: June 15, 2006</strong></font>
255: <i>All architectures</i><br>
1.7 brad 256: A potential denial of service problem has been found in sendmail. A malformed MIME
257: message could trigger excessive recursion which will lead to stack exhaustion.
258: This denial of service attack only affects delivery of mail from the queue and
259: delivery of a malformed message. Other incoming mail is still accepted and
260: delivered. However, mail messages in the queue may not be reattempted if a
261: malformed MIME message exists.
262: <br>
1.62 tb 263: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 264: A source code patch exists which remedies this problem.</a>
1.7 brad 265: <p>
266:
1.48 bentley 267: <li id="xorg">
1.45 deraadt 268: <font color="#009000"><strong>007: SECURITY FIX: May 2, 2006</strong></font>
269: <i>All architectures</i><br>
1.4 brad 270: A security vulnerability has been found in the X.Org server --
271: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
272: Clients authorized to connect to the X server are able to crash it and to execute
273: malicious code within the X server.
274: <br>
1.62 tb 275: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 276: A source code patch exists which remedies this problem.</a>
1.6 steven 277: <p>
1.4 brad 278:
1.48 bentley 279: <li id="sendmail">
1.45 deraadt 280: <font color="#009000"><strong>006: SECURITY FIX: March 25, 2006</strong></font>
281: <i>All architectures</i><br>
1.2 brad 282: A race condition has been reported to exist in the handling by sendmail of
283: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
284: privileges of the user running sendmail, typically root.
285: <br>
1.62 tb 286: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 287: A source code patch exists which remedies this problem.</a>
1.2 brad 288: <p>
289:
1.48 bentley 290: <li id="ssh">
1.45 deraadt 291: <font color="#009000"><strong>005: SECURITY FIX: February 12, 2006</strong></font>
292: <i>All architectures</i><br>
1.1 deraadt 293: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
1.66 tb 294: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
1.1 deraadt 295: function in
1.66 tb 296: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
1.1 deraadt 297: when performing copy operations using filenames that are supplied by the user from the command line.
298: This can be exploited to execute shell commands with privileges of the user running
1.66 tb 299: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.1 deraadt 300: <br>
1.62 tb 301: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 302: A source code patch exists which remedies this problem.</a>
1.1 deraadt 303: <p>
304:
1.48 bentley 305: <li id="i386machdep">
1.45 deraadt 306: <font color="#009000"><strong>004: RELIABILITY FIX: January 13, 2006</strong></font>
307: <i>i386 architecture</i><br>
1.1 deraadt 308: Constrain
1.66 tb 309: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
1.1 deraadt 310: so even root is blocked from accessing the ioports
311: unless the machine is running at lower securelevels or with an open X11 aperture.
312: <br>
1.62 tb 313: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 314: A source code patch exists which remedies this problem.</a>
1.1 deraadt 315: <p>
316:
1.48 bentley 317: <li id="i386pmap">
1.45 deraadt 318: <font color="#009000"><strong>003: RELIABILITY FIX: January 13, 2006</strong></font>
319: <i>i386 architecture</i><br>
1.1 deraadt 320: Change the implementation of i386 W^X so that the "execute line" can move around.
321: Before it was limited to being either at 512MB (below which all code normally
322: lands) or at the top of the stack. Now the line can float as
1.66 tb 323: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
1.1 deraadt 324: and
1.66 tb 325: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
1.1 deraadt 326: requests need it to. This is now implemented using only GDT selectors
327: instead of the LDT so that it is more robust as well.
328: <br>
1.62 tb 329: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 330: A source code patch exists which remedies this problem.</a>
1.1 deraadt 331: <p>
332:
1.48 bentley 333: <li id="fd">
1.45 deraadt 334: <font color="#009000"><strong>002: SECURITY FIX: January 5, 2006</strong></font>
335: <i>All architectures</i><br>
1.1 deraadt 336: Do not allow users to trick suid programs into re-opening files via /dev/fd.
337: <br>
1.62 tb 338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
1.44 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 deraadt 340: <p>
341:
1.48 bentley 342: <li id="perl">
1.45 deraadt 343: <font color="#009000"><strong>001: SECURITY FIX: January 5, 2006</strong></font>
344: <i>All architectures</i><br>
1.1 deraadt 345: A buffer overflow has been found in the Perl interpreter with the sprintf function which
346: may be exploitable under certain conditions.
347: <br>
1.62 tb 348: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 349: A source code patch exists which remedies this problem.</a>
1.1 deraadt 350: <p>
1.42 deraadt 351:
1.1 deraadt 352: </ul>
353:
1.49 tedu 354: <hr>
355:
1.1 deraadt 356: </body>
357: </html>