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1.47 deraadt 11: <!--
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1.1 deraadt 16:
1.71 bentley 17: <h2 id=OpenBSD>
1.57 deraadt 18: <a href="index.html">
1.71 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.8 Errata
1.59 tj 21: </h2>
1.57 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
25: <a href="errata21.html">2.1</a>,
26: <a href="errata22.html">2.2</a>,
27: <a href="errata23.html">2.3</a>,
28: <a href="errata24.html">2.4</a>,
29: <a href="errata25.html">2.5</a>,
30: <a href="errata26.html">2.6</a>,
31: <a href="errata27.html">2.7</a>,
32: <a href="errata28.html">2.8</a>,
33: <a href="errata29.html">2.9</a>,
34: <a href="errata30.html">3.0</a>,
35: <a href="errata31.html">3.1</a>,
36: <a href="errata32.html">3.2</a>,
37: <a href="errata33.html">3.3</a>,
38: <a href="errata34.html">3.4</a>,
39: <a href="errata35.html">3.5</a>,
40: <a href="errata36.html">3.6</a>,
1.27 deraadt 41: <br>
1.1 deraadt 42: <a href="errata37.html">3.7</a>,
1.22 deraadt 43: <a href="errata39.html">3.9</a>,
1.23 deraadt 44: <a href="errata40.html">4.0</a>,
1.25 merdely 45: <a href="errata41.html">4.1</a>,
1.26 deraadt 46: <a href="errata42.html">4.2</a>,
1.27 deraadt 47: <a href="errata43.html">4.3</a>,
1.29 deraadt 48: <a href="errata44.html">4.4</a>,
1.30 deraadt 49: <a href="errata45.html">4.5</a>,
1.31 deraadt 50: <a href="errata46.html">4.6</a>,
1.33 deraadt 51: <a href="errata47.html">4.7</a>,
1.35 miod 52: <a href="errata48.html">4.8</a>,
1.36 nick 53: <a href="errata49.html">4.9</a>,
1.37 sthen 54: <a href="errata50.html">5.0</a>,
1.38 deraadt 55: <a href="errata51.html">5.1</a>,
1.39 deraadt 56: <a href="errata52.html">5.2</a>,
1.40 deraadt 57: <a href="errata53.html">5.3</a>,
1.43 deraadt 58: <br>
1.41 deraadt 59: <a href="errata54.html">5.4</a>,
1.46 jsg 60: <a href="errata55.html">5.5</a>,
1.50 deraadt 61: <a href="errata56.html">5.6</a>,
1.53 deraadt 62: <a href="errata57.html">5.7</a>,
1.54 deraadt 63: <a href="errata58.html">5.8</a>,
1.60 deraadt 64: <a href="errata59.html">5.9</a>,
1.63 tj 65: <a href="errata60.html">6.0</a>,
1.67 deraadt 66: <a href="errata61.html">6.1</a>,
1.68 deraadt 67: <a href="errata62.html">6.2</a>,
1.69 deraadt 68: <a href="errata63.html">6.3</a>,
1.70 deraadt 69: <a href="errata64.html">6.4</a>,
70: <a href="errata65.html">6.5</a>.
1.1 deraadt 71: <hr>
72:
1.44 deraadt 73: <p>
1.63 tj 74: Patches for the OpenBSD base system are distributed as unified diffs.
75: Each patch contains usage instructions.
76: All the following patches are also available in one
77: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8.tar.gz">tar.gz file</a>
78: for convenience.
1.1 deraadt 79:
1.44 deraadt 80: <p>
1.63 tj 81: Patches for supported releases are also incorporated into the
1.64 tj 82: <a href="stable.html">-stable branch</a>.
1.44 deraadt 83:
1.1 deraadt 84: <hr>
85:
86: <ul>
87:
1.72 ! deraadt 88: <li id="perl">
! 89: <strong>001: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 90: <i>All architectures</i><br>
1.72 ! deraadt 91: A buffer overflow has been found in the Perl interpreter with the sprintf function which
! 92: may be exploitable under certain conditions.
1.19 brad 93: <br>
1.72 ! deraadt 94: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/001_perl.patch">
1.44 deraadt 95: A source code patch exists which remedies this problem.</a>
1.19 brad 96: <p>
97:
1.72 ! deraadt 98: <li id="fd">
! 99: <strong>002: SECURITY FIX: January 5, 2006</strong>
1.45 deraadt 100: <i>All architectures</i><br>
1.72 ! deraadt 101: Do not allow users to trick suid programs into re-opening files via /dev/fd.
! 102: <br>
! 103: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/002_fd.patch">
! 104: A source code patch exists which remedies this problem.</a>
! 105: <p>
! 106:
! 107: <li id="i386pmap">
! 108: <strong>003: RELIABILITY FIX: January 13, 2006</strong>
! 109: <i>i386 architecture</i><br>
! 110: Change the implementation of i386 W^X so that the "execute line" can move around.
! 111: Before it was limited to being either at 512MB (below which all code normally
! 112: lands) or at the top of the stack. Now the line can float as
! 113: <a href="https://man.openbsd.org/OpenBSD-3.8/mprotect.2">mprotect(2)</a>
! 114: and
! 115: <a href="https://man.openbsd.org/OpenBSD-3.8/mmap.2">mmap(2)</a>
! 116: requests need it to. This is now implemented using only GDT selectors
! 117: instead of the LDT so that it is more robust as well.
1.17 brad 118: <br>
1.72 ! deraadt 119: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/003_i386pmap.patch">
1.44 deraadt 120: A source code patch exists which remedies this problem.</a>
1.17 brad 121: <p>
122:
1.72 ! deraadt 123: <li id="i386machdep">
! 124: <strong>004: RELIABILITY FIX: January 13, 2006</strong>
! 125: <i>i386 architecture</i><br>
! 126: Constrain
! 127: <a href="https://man.openbsd.org/OpenBSD-3.8/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
! 128: so even root is blocked from accessing the ioports
! 129: unless the machine is running at lower securelevels or with an open X11 aperture.
1.17 brad 130: <br>
1.72 ! deraadt 131: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/i386/004_i386machdep.patch">
1.44 deraadt 132: A source code patch exists which remedies this problem.</a>
1.17 brad 133: <p>
134:
1.72 ! deraadt 135: <li id="ssh">
! 136: <strong>005: SECURITY FIX: February 12, 2006</strong>
1.45 deraadt 137: <i>All architectures</i><br>
1.72 ! deraadt 138: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
! 139: <a href="https://man.openbsd.org/OpenBSD-3.8/system.3">system(3)</a>
! 140: function in
! 141: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>
! 142: when performing copy operations using filenames that are supplied by the user from the command line.
! 143: This can be exploited to execute shell commands with privileges of the user running
! 144: <a href="https://man.openbsd.org/OpenBSD-3.8/scp.1">scp(1)</a>.
1.17 brad 145: <br>
1.72 ! deraadt 146: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/005_ssh.patch">
1.44 deraadt 147: A source code patch exists which remedies this problem.</a>
1.17 brad 148: <p>
149:
1.72 ! deraadt 150: <li id="sendmail">
! 151: <strong>006: SECURITY FIX: March 25, 2006</strong>
1.45 deraadt 152: <i>All architectures</i><br>
1.72 ! deraadt 153: A race condition has been reported to exist in the handling by sendmail of
! 154: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
! 155: privileges of the user running sendmail, typically root.
1.13 brad 156: <br>
1.72 ! deraadt 157: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/006_sendmail.patch">
1.44 deraadt 158: A source code patch exists which remedies this problem.</a>
1.13 brad 159: <p>
160:
1.72 ! deraadt 161: <li id="xorg">
! 162: <strong>007: SECURITY FIX: May 2, 2006</strong>
1.45 deraadt 163: <i>All architectures</i><br>
1.72 ! deraadt 164: A security vulnerability has been found in the X.Org server --
! 165: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
! 166: Clients authorized to connect to the X server are able to crash it and to execute
! 167: malicious code within the X server.
1.12 brad 168: <br>
1.72 ! deraadt 169: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/007_xorg.patch">
1.44 deraadt 170: A source code patch exists which remedies this problem.</a>
1.12 brad 171: <p>
172:
1.72 ! deraadt 173: <li id="sendmail2">
! 174: <strong>008: SECURITY FIX: June 15, 2006</strong>
1.45 deraadt 175: <i>All architectures</i><br>
1.72 ! deraadt 176: A potential denial of service problem has been found in sendmail. A malformed MIME
! 177: message could trigger excessive recursion which will lead to stack exhaustion.
! 178: This denial of service attack only affects delivery of mail from the queue and
! 179: delivery of a malformed message. Other incoming mail is still accepted and
! 180: delivered. However, mail messages in the queue may not be reattempted if a
! 181: malformed MIME message exists.
1.11 brad 182: <br>
1.72 ! deraadt 183: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/008_sendmail2.patch">
1.44 deraadt 184: A source code patch exists which remedies this problem.</a>
1.11 brad 185: <p>
186:
1.72 ! deraadt 187: <li id="httpd">
! 188: <strong>009: SECURITY FIX: July 30, 2006</strong>
1.45 deraadt 189: <i>All architectures</i><br>
1.72 ! deraadt 190: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>'s
! 191: mod_rewrite has a potentially exploitable off-by-one buffer overflow.
! 192: The buffer overflow may result in a vulnerability which, in combination
! 193: with certain types of Rewrite rules in the web server configuration files,
! 194: could be triggered remotely. The default install is not affected by the
! 195: buffer overflow. CVE-2006-3747
1.10 brad 196: <br>
1.72 ! deraadt 197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/009_httpd.patch">
1.44 deraadt 198: A source code patch exists which remedies this problem.</a>
1.10 brad 199: <p>
200:
1.72 ! deraadt 201: <li id="sendmail3">
! 202: <strong>010: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 203: <i>All architectures</i><br>
1.72 ! deraadt 204: A potential denial of service problem has been found in sendmail. A message
! 205: with really long header lines could trigger a use-after-free bug causing
! 206: sendmail to crash.
1.10 brad 207: <br>
1.72 ! deraadt 208: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/010_sendmail3.patch">
1.44 deraadt 209: A source code patch exists which remedies this problem.</a>
1.10 brad 210: <p>
211:
1.48 bentley 212: <li id="dhcpd">
1.71 bentley 213: <strong>011: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 214: <i>All architectures</i><br>
1.10 brad 215: Due to an off-by-one error in
1.66 tb 216: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>,
1.10 brad 217: it is possible to cause
1.66 tb 218: <a href="https://man.openbsd.org/OpenBSD-3.8/dhcpd.8">dhcpd(8)</a>
1.10 brad 219: to exit by sending a DHCPDISCOVER packet with a 32-byte client identifier option.
220: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3122">CVE-2006-3122</a>
221: <br>
1.62 tb 222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/011_dhcpd.patch">
1.44 deraadt 223: A source code patch exists which remedies this problem.</a>
1.10 brad 224: <p>
225:
1.72 ! deraadt 226: <li id="sem">
! 227: <strong>012: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 228: <i>All architectures</i><br>
1.72 ! deraadt 229: It is possible to cause the kernel to panic when more than the default number of
! 230: sempahores have been allocated.
1.10 brad 231: <br>
1.72 ! deraadt 232: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/012_sem.patch">
1.44 deraadt 233: A source code patch exists which remedies this problem.</a>
1.10 brad 234: <p>
235:
1.72 ! deraadt 236: <li id="isakmpd">
! 237: <strong>013: SECURITY FIX: August 25, 2006</strong>
1.45 deraadt 238: <i>All architectures</i><br>
1.72 ! deraadt 239: A problem in
! 240: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
! 241: caused IPsec to run partly without replay protection. If
! 242: <a href="https://man.openbsd.org/OpenBSD-3.8/isakmpd.8">isakmpd(8)</a>
! 243: was acting as responder during SA negotiation, SA's with a replay window of size 0 were created.
! 244: An attacker could reinject sniffed IPsec packets, which will be accepted without checking the
! 245: replay counter.
1.9 brad 246: <br>
1.72 ! deraadt 247: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/013_isakmpd.patch">
1.44 deraadt 248: A source code patch exists which remedies this problem.</a>
1.9 brad 249: <p>
250:
1.72 ! deraadt 251: <li id="sppp">
! 252: <strong>014: SECURITY FIX: September 2, 2006</strong>
1.45 deraadt 253: <i>All architectures</i><br>
1.72 ! deraadt 254: Due to the failure to correctly validate LCP configuration option lengths,
! 255: it is possible for an attacker to send LCP packets via an
! 256: <a href="https://man.openbsd.org/OpenBSD-3.8/sppp.4">sppp(4)</a>
! 257: connection causing the kernel to panic.
! 258: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4304">CVE-2006-4304</a>
1.7 brad 259: <br>
1.72 ! deraadt 260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/014_sppp.patch">
1.44 deraadt 261: A source code patch exists which remedies this problem.</a>
1.7 brad 262: <p>
263:
1.72 ! deraadt 264: <li id="bind">
! 265: <strong>015: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 266: <i>All architectures</i><br>
1.72 ! deraadt 267: Two Denial of Service issues have been found with BIND.
! 268: An attacker who can perform recursive lookups on a DNS server and is able
! 269: to send a sufficiently large number of recursive queries, or is able to
! 270: get the DNS server to return more than one SIG(covered) RRsets can stop
! 271: the functionality of the DNS service.
! 272: An attacker querying an authoritative DNS server serving a RFC 2535
! 273: DNSSEC zone may be able to crash the DNS server.
! 274: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4095">CVE-2006-4095</a>
! 275: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4096">CVE-2006-4096</a>
1.4 brad 276: <br>
1.72 ! deraadt 277: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/015_bind.patch">
1.44 deraadt 278: A source code patch exists which remedies this problem.</a>
1.6 steven 279: <p>
1.4 brad 280:
1.72 ! deraadt 281: <li id="openssl">
! 282: <strong>016: SECURITY FIX: September 8, 2006</strong>
1.45 deraadt 283: <i>All architectures</i><br>
1.72 ! deraadt 284: Due to incorrect PKCS#1 v1.5 padding validation in OpenSSL, it is possible for
! 285: an attacker to construct an invalid signature which OpenSSL would accept as a
! 286: valid PKCS#1 v1.5 signature.
! 287: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4339">CVE-2006-4339</a>
1.2 brad 288: <br>
1.72 ! deraadt 289: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/016_openssl.patch">
1.44 deraadt 290: A source code patch exists which remedies this problem.</a>
1.2 brad 291: <p>
292:
1.72 ! deraadt 293: <li id="httpd2">
! 294: <strong>017: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 295: <i>All architectures</i><br>
1.72 ! deraadt 296: <a href="https://man.openbsd.org/OpenBSD-3.8/httpd.8">httpd(8)</a>
! 297: does not sanitize the Expect header from an HTTP request when it is
! 298: reflected back in an error message, which might allow cross-site scripting (XSS)
! 299: style attacks.
! 300: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3918">CVE-2006-3918</a>
1.1 deraadt 301: <br>
1.72 ! deraadt 302: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/017_httpd2.patch">
1.44 deraadt 303: A source code patch exists which remedies this problem.</a>
1.1 deraadt 304: <p>
305:
1.72 ! deraadt 306: <li id="openssl2">
! 307: <strong>018: SECURITY FIX: October 7, 2006</strong>
! 308: <i>All architectures</i><br>
! 309: Several problems have been found in OpenSSL. While parsing certain invalid ASN.1
! 310: structures an error condition is mishandled, possibly resulting in an infinite
! 311: loop. A buffer overflow exists in the SSL_get_shared_ciphers function. A NULL
! 312: pointer may be dereferenced in the SSL version 2 client code. In addition, many
! 313: applications using OpenSSL do not perform any validation of the lengths of
! 314: public keys being used.
! 315: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2937">CVE-2006-2937</a>,
! 316: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3738">CVE-2006-3738</a>,
! 317: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4343">CVE-2006-4343</a>,
! 318: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2940">CVE-2006-2940</a>
1.1 deraadt 319: <br>
1.72 ! deraadt 320: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/018_openssl2.patch">
1.44 deraadt 321: A source code patch exists which remedies this problem.</a>
1.1 deraadt 322: <p>
323:
1.72 ! deraadt 324: <li id="systrace">
! 325: <strong>019: SECURITY FIX: October 7, 2006</strong>
1.45 deraadt 326: <i>All architectures</i><br>
1.72 ! deraadt 327: Fix for an integer overflow in
! 328: <a href="https://man.openbsd.org/OpenBSD-3.8/systrace.4">systrace(4)</a>'s
! 329: STRIOCREPLACE support, found by
! 330: Chris Evans. This could be exploited for DoS, limited kmem reads or local
! 331: privilege escalation.
1.1 deraadt 332: <br>
1.72 ! deraadt 333: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/019_systrace.patch">
1.44 deraadt 334: A source code patch exists which remedies this problem.</a>
1.1 deraadt 335: <p>
336:
1.72 ! deraadt 337: <li id="ssh2">
! 338: <strong>020: SECURITY FIX: October 12, 2006</strong>
1.45 deraadt 339: <i>All architectures</i><br>
1.72 ! deraadt 340: Fix 2 security bugs found in OpenSSH. A pre-authentication denial of service (found
! 341: by Tavis Ormandy) that would cause
! 342: <a href="https://man.openbsd.org/OpenBSD-3.8/sshd.8">sshd(8)</a>
! 343: to spin until the login grace time expired.
! 344: An unsafe signal handler (found by Mark Dowd) that is vulnerable to a race condition
! 345: that could be exploited to perform a pre-authentication denial of service.
! 346: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4924">CVE-2006-4924</a>,
! 347: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5051">CVE-2006-5051</a>
1.1 deraadt 348: <br>
1.72 ! deraadt 349: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.8/common/020_ssh2.patch">
1.44 deraadt 350: A source code patch exists which remedies this problem.</a>
1.1 deraadt 351: <p>
1.42 deraadt 352:
1.1 deraadt 353: </ul>
354:
1.49 tedu 355: <hr>
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