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1.65 bentley 17: <h2 id=OpenBSD>
1.52 deraadt 18: <a href="index.html">
1.65 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.4 Errata
1.53 tj 21: </h2>
1.52 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.68 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>,
1.68 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>,
1.17 deraadt 49: <a href="errata43.html">4.3</a>,
1.22 deraadt 50: <a href="errata45.html">4.5</a>,
1.26 deraadt 51: <a href="errata46.html">4.6</a>,
1.28 deraadt 52: <a href="errata47.html">4.7</a>,
1.30 miod 53: <a href="errata48.html">4.8</a>,
1.31 nick 54: <a href="errata49.html">4.9</a>,
1.32 sthen 55: <a href="errata50.html">5.0</a>,
1.33 deraadt 56: <a href="errata51.html">5.1</a>,
1.34 deraadt 57: <a href="errata52.html">5.2</a>,
1.68 schwarze 58: <br>
1.35 deraadt 59: <a href="errata53.html">5.3</a>,
1.36 deraadt 60: <a href="errata54.html">5.4</a>,
1.41 jsg 61: <a href="errata55.html">5.5</a>,
1.45 deraadt 62: <a href="errata56.html">5.6</a>,
1.48 deraadt 63: <a href="errata57.html">5.7</a>,
1.49 deraadt 64: <a href="errata58.html">5.8</a>,
1.54 deraadt 65: <a href="errata59.html">5.9</a>,
1.57 tj 66: <a href="errata60.html">6.0</a>,
1.61 deraadt 67: <a href="errata61.html">6.1</a>,
1.62 deraadt 68: <a href="errata62.html">6.2</a>,
1.63 deraadt 69: <a href="errata63.html">6.3</a>,
1.64 deraadt 70: <a href="errata64.html">6.4</a>,
1.67 deraadt 71: <a href="errata65.html">6.5</a>,
1.69 deraadt 72: <a href="errata66.html">6.6</a>,
1.70 deraadt 73: <a href="errata67.html">6.7</a>,
1.71 deraadt 74: <a href="errata68.html">6.8</a>,
1.72 tj 75: <br>
1.73 ! deraadt 76: <a href="errata69.html">6.9</a>,
! 77: <a href="errata70.html">7.0</a>.
1.1 deraadt 78: <hr>
79:
1.39 deraadt 80: <p>
1.57 tj 81: Patches for the OpenBSD base system are distributed as unified diffs.
82: Each patch contains usage instructions.
83: All the following patches are also available in one
84: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4.tar.gz">tar.gz file</a>
85: for convenience.
1.1 deraadt 86:
1.39 deraadt 87: <p>
1.57 tj 88: Patches for supported releases are also incorporated into the
1.58 tj 89: <a href="stable.html">-stable branch</a>.
1.39 deraadt 90:
1.1 deraadt 91: <hr>
92:
93: <ul>
1.66 deraadt 94:
95: <li id="p001_ndp">
96: <strong>001: SECURITY FIX: November 2, 2008</strong>
1.40 deraadt 97: <i>All architectures</i><br>
1.66 deraadt 98: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
99: solicitation requests maybe allowing a nearby attacker to intercept traffic.
100: The attacker must have IPv6 connectivity to the same router as their target for
101: this vulnerability to be exploited.
102: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.25 deraadt 103: <br>
1.66 deraadt 104: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/001_ndp.patch">
1.39 deraadt 105: A source code patch exists which remedies this problem.</a>
1.25 deraadt 106: <p>
107:
1.66 deraadt 108: <li id="p002_vr">
109: <strong>002: RELIABILITY FIX: November 2, 2008</strong>
1.40 deraadt 110: <i>All architectures</i><br>
1.66 deraadt 111: Due to a bug in the vr(4) driver it is possible for a system using the vr(4)
112: driver to panic under heavy load if the RX path runs out of mbufs.
1.21 jasper 113: <br>
1.66 deraadt 114: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/002_vr.patch">
1.39 deraadt 115: A source code patch exists which remedies this problem.</a>
1.21 jasper 116: <p>
1.1 deraadt 117:
1.66 deraadt 118: <li id="p003_tcpinput">
119: <strong>003: RELIABILITY FIX: November 6, 2008</strong>
1.40 deraadt 120: <i>All architectures</i><br>
1.66 deraadt 121: Fix the IPv4 TCP/IP stack's TIME_WAIT socket recycling. Due to the bug this
122: can result in TCP connections between two IPs being reset instead of accepted
123: if being received on a socket in the TIME_WAIT state.
1.19 sthen 124: <br>
1.66 deraadt 125: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/003_tcpinput.patch">
1.39 deraadt 126: A source code patch exists which remedies this problem.</a>
1.18 sthen 127: <p>
128:
1.66 deraadt 129: <li id="p004_httpd">
130: <strong>004: RELIABILITY FIX: November 6, 2008</strong>
1.40 deraadt 131: <i>All architectures</i><br>
1.66 deraadt 132: Fix
133: <a href="https://man.openbsd.org/OpenBSD-4.4/httpd.8">httpd(8)</a>'s
134: mod_proxy module which is broken on 64-bit architectures. Due to the bug this
135: will result in child processes crashing when utilizing proxy rules during an
136: HTTP session.
1.15 djm 137: <br>
1.66 deraadt 138: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/004_httpd.patch">
1.39 deraadt 139: A source code patch exists which remedies this problem.</a>
1.15 djm 140: <p>
141:
1.66 deraadt 142: <li id="p005_pglistalloc">
143: <strong>005: RELIABILITY FIX: November 7, 2008</strong>
1.40 deraadt 144: <i>All architectures</i><br>
1.66 deraadt 145: A software bug could cause memory allocation to cause a kernel panic
146: accessing an array out of its bounds, when physical memory is exhausted.
1.14 millert 147: <br>
1.66 deraadt 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/005_pglistalloc.patch">
1.39 deraadt 149: A source code patch exists which remedies this problem.</a>
1.14 millert 150: <p>
151:
1.66 deraadt 152: <li id="p006_dhcpd">
153: <strong>006: RELIABILITY FIX: November 19, 2008</strong>
1.40 deraadt 154: <i>All architectures</i><br>
1.66 deraadt 155: Due to changes in the options handling this caused problems with some
156: DHCP clients such as Solaris/OpenSolaris and some embedded routers not
157: accepting DHCP offers.
1.13 claudio 158: <br>
1.66 deraadt 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/006_dhcpd.patch">
1.39 deraadt 160: A source code patch exists which remedies this problem.</a>
1.13 claudio 161: <p>
162:
1.66 deraadt 163: <li id="p007_openssl">
164: <strong>007: SECURITY FIX: January 9, 2009</strong>
1.40 deraadt 165: <i>All architectures</i><br>
1.66 deraadt 166: The OpenSSL libraries did not correctly check the return value from
167: certain verification functions, allowing validation to be bypassed and
168: permitting a remote attacker to conduct a "man in the middle attack"
169: against SSL/TLS connections if the server is configured with a DSA or ECDSA
170: certificate.
171: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5077">CVE-2008-5077</a>.
1.11 claudio 172: <br>
1.66 deraadt 173: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/007_openssl.patch">
1.39 deraadt 174: A source code patch exists which remedies this problem.</a>
1.11 claudio 175: <p>
176:
1.59 tb 177: <li id="p008_bind">
1.65 bentley 178: <strong>008: SECURITY FIX: January 14, 2009</strong>
1.40 deraadt 179: <i>All architectures</i><br>
1.9 djm 180: named(8) did not correctly check the return value of a DSA verification
181: function, potentially allowing bypass of verification of DNSSEC DSA
182: signatures.
183: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
184: <br>
1.56 tb 185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/008_bind.patch">
1.39 deraadt 186: A source code patch exists which remedies this problem.</a>
1.9 djm 187: <p>
188:
1.66 deraadt 189: <li id="p009_bgpd">
190: <strong>009: RELIABILITY FIX: January 30, 2009</strong>
1.40 deraadt 191: <i>All architectures</i><br>
1.66 deraadt 192: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
193: adhering to the RFCs - closed the session to the neighbor.
194: This error in the specification allowed 3rd parties to close remote BGP
195: sessions.
196: In the worst case Internet connectivity could be lost.
1.8 djm 197: <br>
1.66 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/009_bgpd.patch">
1.39 deraadt 199: A source code patch exists which remedies this problem.</a>
1.8 djm 200: <p>
201:
1.66 deraadt 202: <li id="p010_bgpd">
203: <strong>010: RELIABILITY FIX: February 18, 2009</strong>
1.40 deraadt 204: <i>All architectures</i><br>
1.66 deraadt 205: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
206: the process to terminate because of the resulting corrupt path.
1.7 brad 207: <br>
1.66 deraadt 208: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/010_bgpd.patch">
1.39 deraadt 209: A source code patch exists which remedies this problem.</a>
1.7 brad 210: <p>
211:
1.66 deraadt 212: <li id="p011_sudo">
213: <strong>011: SECURITY FIX: February 22, 2009</strong>
1.40 deraadt 214: <i>All architectures</i><br>
1.66 deraadt 215: sudo(8) may allow a user listed in the sudoers file to run a command
216: as a different user than their access rule specifies when a Unix
217: group is used in the RunAs portion of the rule. The bug only manifests
218: when the user being granted privileges is also a member of the group
219: in the RunAs portion of the rule.
1.6 brad 220: <br>
1.66 deraadt 221: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/011_sudo.patch">
1.39 deraadt 222: A source code patch exists which remedies this problem.</a>
1.6 brad 223: <p>
224:
1.66 deraadt 225: <li id="p012_openssl">
226: <strong>012: RELIABILITY FIX: April 8, 2009</strong>
1.40 deraadt 227: <i>All architectures</i><br>
1.66 deraadt 228: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
229: accesses through the use of certain invalid strings
230: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
231: or under certain error conditions triggerable by invalid ASN.1 structures
232: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
233: These vulnerabilities could be exploited to achieve a
234: denial-of-service. A more detailed description of these problems is available
235: in the
236: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
237: Checking During CMS verification" relates to code not enabled in OpenBSD.
1.4 brad 238: <br>
1.66 deraadt 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/012_openssl.patch">
1.39 deraadt 240: A source code patch exists which remedies this problem.</a>
1.4 brad 241: <p>
242:
1.66 deraadt 243: <li id="p013_pf">
244: <strong>013: RELIABILITY FIX: April 11, 2009</strong>
1.40 deraadt 245: <i>All architectures</i><br>
1.66 deraadt 246: When pf attempts to perform translation on a specially crafted IP datagram,
247: a null pointer dereference will occur, resulting in a kernel panic.
248: In certain configurations this may be triggered by a remote attacker.
1.4 brad 249: <br>
1.66 deraadt 250: Restricting translation rules to protocols that are specific to the IP version
251: in use, is an effective workaround until the patch can be installed. As an
252: example, for IPv4 nat/binat/rdr rules you can use:
253: <pre>
254: nat/rdr ... inet proto { tcp udp icmp } ...
255: </pre>
256: Or for IPv6 nat/binat/rdr rules you can use:
257: <pre>
258: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
259: </pre>
260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/013_pf.patch">
1.39 deraadt 261: A source code patch exists which remedies this problem.</a>
1.4 brad 262: <p>
263:
1.66 deraadt 264: <li id="p014_bind">
265: <strong>014: RELIABILITY FIX: July 29, 2009</strong>
1.40 deraadt 266: <i>All architectures</i><br>
1.66 deraadt 267: A vulnerability has been found in BIND's named server
268: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
269: An attacker could crash a server with a specially crafted dynamic update message to a
270: zone for which the server is master.
271: <br>
272: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/014_bind.patch">
273: A source code patch exists which remedies this problem.</a>
274: <p>
275:
276: <li id="p015_xmm">
277: <strong>015: RELIABILITY FIX: October 05, 2009</strong>
278: <i>i386 only</i><br>
279: XMM exceptions are not correctly handled resulting in a kernel panic.
1.3 brad 280: <br>
1.66 deraadt 281: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/i386/015_xmm.patch">
1.39 deraadt 282: A source code patch exists which remedies this problem.</a>
1.3 brad 283: <p>
284:
1.66 deraadt 285: <li id="p016_getsockopt">
286: <strong>016: RELIABILITY FIX: October 28, 2009</strong>
1.40 deraadt 287: <i>All architectures</i><br>
1.66 deraadt 288: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
289: IP_IPCOMP_LEVEL will crash the system.
1.3 brad 290: <br>
1.66 deraadt 291: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/016_getsockopt.patch">
1.39 deraadt 292: A source code patch exists which remedies this problem.</a>
1.3 brad 293: <p>
1.1 deraadt 294:
295: </ul>
296:
1.44 tedu 297: <hr>
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