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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>,
1.74 deraadt 77: <a href="errata70.html">7.0</a>,
1.75 deraadt 78: <a href="errata71.html">7.1</a>,
1.76 tj 79: <a href="errata72.html">7.2</a>,
1.77 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 deraadt 82: <hr>
83:
1.39 deraadt 84: <p>
1.57 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch contains usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4.tar.gz">tar.gz file</a>
89: for convenience.
1.1 deraadt 90:
1.39 deraadt 91: <p>
1.57 tj 92: Patches for supported releases are also incorporated into the
1.58 tj 93: <a href="stable.html">-stable branch</a>.
1.39 deraadt 94:
1.1 deraadt 95: <hr>
96:
97: <ul>
1.66 deraadt 98:
99: <li id="p001_ndp">
100: <strong>001: SECURITY FIX: November 2, 2008</strong>
1.40 deraadt 101: <i>All architectures</i><br>
1.66 deraadt 102: The Neighbor Discovery Protocol (ndp) did not correctly verify neighbor
103: solicitation requests maybe allowing a nearby attacker to intercept traffic.
104: The attacker must have IPv6 connectivity to the same router as their target for
105: this vulnerability to be exploited.
106: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2476">CVE-2008-2476</a>.
1.25 deraadt 107: <br>
1.66 deraadt 108: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/001_ndp.patch">
1.39 deraadt 109: A source code patch exists which remedies this problem.</a>
1.25 deraadt 110: <p>
111:
1.66 deraadt 112: <li id="p002_vr">
113: <strong>002: RELIABILITY FIX: November 2, 2008</strong>
1.40 deraadt 114: <i>All architectures</i><br>
1.66 deraadt 115: Due to a bug in the vr(4) driver it is possible for a system using the vr(4)
116: driver to panic under heavy load if the RX path runs out of mbufs.
1.21 jasper 117: <br>
1.66 deraadt 118: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/002_vr.patch">
1.39 deraadt 119: A source code patch exists which remedies this problem.</a>
1.21 jasper 120: <p>
1.1 deraadt 121:
1.66 deraadt 122: <li id="p003_tcpinput">
123: <strong>003: RELIABILITY FIX: November 6, 2008</strong>
1.40 deraadt 124: <i>All architectures</i><br>
1.66 deraadt 125: Fix the IPv4 TCP/IP stack's TIME_WAIT socket recycling. Due to the bug this
126: can result in TCP connections between two IPs being reset instead of accepted
127: if being received on a socket in the TIME_WAIT state.
1.19 sthen 128: <br>
1.66 deraadt 129: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/003_tcpinput.patch">
1.39 deraadt 130: A source code patch exists which remedies this problem.</a>
1.18 sthen 131: <p>
132:
1.66 deraadt 133: <li id="p004_httpd">
134: <strong>004: RELIABILITY FIX: November 6, 2008</strong>
1.40 deraadt 135: <i>All architectures</i><br>
1.66 deraadt 136: Fix
137: <a href="https://man.openbsd.org/OpenBSD-4.4/httpd.8">httpd(8)</a>'s
138: mod_proxy module which is broken on 64-bit architectures. Due to the bug this
139: will result in child processes crashing when utilizing proxy rules during an
140: HTTP session.
1.15 djm 141: <br>
1.66 deraadt 142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/004_httpd.patch">
1.39 deraadt 143: A source code patch exists which remedies this problem.</a>
1.15 djm 144: <p>
145:
1.66 deraadt 146: <li id="p005_pglistalloc">
147: <strong>005: RELIABILITY FIX: November 7, 2008</strong>
1.40 deraadt 148: <i>All architectures</i><br>
1.66 deraadt 149: A software bug could cause memory allocation to cause a kernel panic
150: accessing an array out of its bounds, when physical memory is exhausted.
1.14 millert 151: <br>
1.66 deraadt 152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/005_pglistalloc.patch">
1.39 deraadt 153: A source code patch exists which remedies this problem.</a>
1.14 millert 154: <p>
155:
1.66 deraadt 156: <li id="p006_dhcpd">
157: <strong>006: RELIABILITY FIX: November 19, 2008</strong>
1.40 deraadt 158: <i>All architectures</i><br>
1.66 deraadt 159: Due to changes in the options handling this caused problems with some
160: DHCP clients such as Solaris/OpenSolaris and some embedded routers not
161: accepting DHCP offers.
1.13 claudio 162: <br>
1.66 deraadt 163: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/006_dhcpd.patch">
1.39 deraadt 164: A source code patch exists which remedies this problem.</a>
1.13 claudio 165: <p>
166:
1.66 deraadt 167: <li id="p007_openssl">
168: <strong>007: SECURITY FIX: January 9, 2009</strong>
1.40 deraadt 169: <i>All architectures</i><br>
1.66 deraadt 170: The OpenSSL libraries did not correctly check the return value from
171: certain verification functions, allowing validation to be bypassed and
172: permitting a remote attacker to conduct a "man in the middle attack"
173: against SSL/TLS connections if the server is configured with a DSA or ECDSA
174: certificate.
175: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5077">CVE-2008-5077</a>.
1.11 claudio 176: <br>
1.66 deraadt 177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/007_openssl.patch">
1.39 deraadt 178: A source code patch exists which remedies this problem.</a>
1.11 claudio 179: <p>
180:
1.59 tb 181: <li id="p008_bind">
1.65 bentley 182: <strong>008: SECURITY FIX: January 14, 2009</strong>
1.40 deraadt 183: <i>All architectures</i><br>
1.9 djm 184: named(8) did not correctly check the return value of a DSA verification
185: function, potentially allowing bypass of verification of DNSSEC DSA
186: signatures.
187: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0025">CVE-2009-0025</a>.
188: <br>
1.56 tb 189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/008_bind.patch">
1.39 deraadt 190: A source code patch exists which remedies this problem.</a>
1.9 djm 191: <p>
192:
1.66 deraadt 193: <li id="p009_bgpd">
194: <strong>009: RELIABILITY FIX: January 30, 2009</strong>
1.40 deraadt 195: <i>All architectures</i><br>
1.66 deraadt 196: Upon reception of an invalid update with 4-byte AS attributes, bgpd -
197: adhering to the RFCs - closed the session to the neighbor.
198: This error in the specification allowed 3rd parties to close remote BGP
199: sessions.
200: In the worst case Internet connectivity could be lost.
1.8 djm 201: <br>
1.66 deraadt 202: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/009_bgpd.patch">
1.39 deraadt 203: A source code patch exists which remedies this problem.</a>
1.8 djm 204: <p>
205:
1.66 deraadt 206: <li id="p010_bgpd">
207: <strong>010: RELIABILITY FIX: February 18, 2009</strong>
1.40 deraadt 208: <i>All architectures</i><br>
1.66 deraadt 209: bgpd(8) did not correctly prepend its own AS to very long AS paths, causing
210: the process to terminate because of the resulting corrupt path.
1.7 brad 211: <br>
1.66 deraadt 212: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/010_bgpd.patch">
1.39 deraadt 213: A source code patch exists which remedies this problem.</a>
1.7 brad 214: <p>
215:
1.66 deraadt 216: <li id="p011_sudo">
217: <strong>011: SECURITY FIX: February 22, 2009</strong>
1.40 deraadt 218: <i>All architectures</i><br>
1.66 deraadt 219: sudo(8) may allow a user listed in the sudoers file to run a command
220: as a different user than their access rule specifies when a Unix
221: group is used in the RunAs portion of the rule. The bug only manifests
222: when the user being granted privileges is also a member of the group
223: in the RunAs portion of the rule.
1.6 brad 224: <br>
1.66 deraadt 225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/011_sudo.patch">
1.39 deraadt 226: A source code patch exists which remedies this problem.</a>
1.6 brad 227: <p>
228:
1.66 deraadt 229: <li id="p012_openssl">
230: <strong>012: RELIABILITY FIX: April 8, 2009</strong>
1.40 deraadt 231: <i>All architectures</i><br>
1.66 deraadt 232: The OpenSSL ASN.1 handling code could be forced to perform invalid memory
233: accesses through the use of certain invalid strings
234: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0590">CVE-2009-0590</a>)
235: or under certain error conditions triggerable by invalid ASN.1 structures
236: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0789">CVE-2009-0789</a>).
237: These vulnerabilities could be exploited to achieve a
238: denial-of-service. A more detailed description of these problems is available
239: in the
240: <a href="http://www.openssl.org/news/secadv_20090325.txt">OpenSSL security advisory</a>, but note that the other issue described there "Incorrect Error
241: Checking During CMS verification" relates to code not enabled in OpenBSD.
1.4 brad 242: <br>
1.66 deraadt 243: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/012_openssl.patch">
1.39 deraadt 244: A source code patch exists which remedies this problem.</a>
1.4 brad 245: <p>
246:
1.66 deraadt 247: <li id="p013_pf">
248: <strong>013: RELIABILITY FIX: April 11, 2009</strong>
1.40 deraadt 249: <i>All architectures</i><br>
1.66 deraadt 250: When pf attempts to perform translation on a specially crafted IP datagram,
251: a null pointer dereference will occur, resulting in a kernel panic.
252: In certain configurations this may be triggered by a remote attacker.
1.4 brad 253: <br>
1.66 deraadt 254: Restricting translation rules to protocols that are specific to the IP version
255: in use, is an effective workaround until the patch can be installed. As an
256: example, for IPv4 nat/binat/rdr rules you can use:
257: <pre>
258: nat/rdr ... inet proto { tcp udp icmp } ...
259: </pre>
260: Or for IPv6 nat/binat/rdr rules you can use:
261: <pre>
262: nat/rdr ... inet6 proto { tcp udp icmp6 } ...
263: </pre>
264: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/013_pf.patch">
1.39 deraadt 265: A source code patch exists which remedies this problem.</a>
1.4 brad 266: <p>
267:
1.66 deraadt 268: <li id="p014_bind">
269: <strong>014: RELIABILITY FIX: July 29, 2009</strong>
1.40 deraadt 270: <i>All architectures</i><br>
1.66 deraadt 271: A vulnerability has been found in BIND's named server
272: (<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0696">CVE-2009-0696</a>).
273: An attacker could crash a server with a specially crafted dynamic update message to a
274: zone for which the server is master.
275: <br>
276: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/014_bind.patch">
277: A source code patch exists which remedies this problem.</a>
278: <p>
279:
280: <li id="p015_xmm">
281: <strong>015: RELIABILITY FIX: October 05, 2009</strong>
282: <i>i386 only</i><br>
283: XMM exceptions are not correctly handled resulting in a kernel panic.
1.3 brad 284: <br>
1.66 deraadt 285: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/i386/015_xmm.patch">
1.39 deraadt 286: A source code patch exists which remedies this problem.</a>
1.3 brad 287: <p>
288:
1.66 deraadt 289: <li id="p016_getsockopt">
290: <strong>016: RELIABILITY FIX: October 28, 2009</strong>
1.40 deraadt 291: <i>All architectures</i><br>
1.66 deraadt 292: getsockopt(2) with any of IP_AUTH_LEVEL, IP_ESP_TRANS_LEVEL, IP_ESP_NETWORK_LEVEL,
293: IP_IPCOMP_LEVEL will crash the system.
1.3 brad 294: <br>
1.66 deraadt 295: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.4/common/016_getsockopt.patch">
1.39 deraadt 296: A source code patch exists which remedies this problem.</a>
1.3 brad 297: <p>
1.1 deraadt 298:
299: </ul>
300:
1.44 tedu 301: <hr>
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