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