Annotation of www/errata47.html, Revision 1.59
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1.44 tj 5: <title>OpenBSD 4.7 Errata</title>
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1.33 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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1.1 deraadt 16:
1.56 bentley 17: <h2 id=OpenBSD>
1.43 deraadt 18: <a href="index.html">
1.56 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.7 Errata
1.44 tj 21: </h2>
1.43 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.59 ! 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>,
1.59 ! 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>,
49: <a href="errata43.html">4.3</a>,
50: <a href="errata44.html">4.4</a>,
51: <a href="errata45.html">4.5</a>,
1.15 deraadt 52: <a href="errata46.html">4.6</a>,
1.21 miod 53: <a href="errata48.html">4.8</a>,
1.22 nick 54: <a href="errata49.html">4.9</a>,
1.23 sthen 55: <a href="errata50.html">5.0</a>,
1.24 deraadt 56: <a href="errata51.html">5.1</a>,
1.25 deraadt 57: <a href="errata52.html">5.2</a>,
1.59 ! schwarze 58: <br>
1.26 deraadt 59: <a href="errata53.html">5.3</a>,
1.27 deraadt 60: <a href="errata54.html">5.4</a>,
1.32 jsg 61: <a href="errata55.html">5.5</a>,
1.36 deraadt 62: <a href="errata56.html">5.6</a>,
1.39 deraadt 63: <a href="errata57.html">5.7</a>,
1.40 deraadt 64: <a href="errata58.html">5.8</a>,
1.45 deraadt 65: <a href="errata59.html">5.9</a>,
1.48 tj 66: <a href="errata60.html">6.0</a>,
1.52 deraadt 67: <a href="errata61.html">6.1</a>,
1.53 deraadt 68: <a href="errata62.html">6.2</a>,
1.54 deraadt 69: <a href="errata63.html">6.3</a>,
1.55 deraadt 70: <a href="errata64.html">6.4</a>,
1.58 deraadt 71: <a href="errata65.html">6.5</a>,
72: <a href="errata66.html">6.6</a>.
1.1 deraadt 73: <hr>
74:
1.30 deraadt 75: <p>
1.48 tj 76: Patches for the OpenBSD base system are distributed as unified diffs.
77: Each patch contains usage instructions.
78: All the following patches are also available in one
79: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7.tar.gz">tar.gz file</a>
80: for convenience.
1.1 deraadt 81:
1.30 deraadt 82: <p>
1.48 tj 83: Patches for supported releases are also incorporated into the
1.49 tj 84: <a href="stable.html">-stable branch</a>.
1.30 deraadt 85:
1.1 deraadt 86: <hr>
87:
88: <ul>
1.57 deraadt 89:
90: <li id="p001_kerberos">
91: <strong>001: RELIABILITY FIX: March 31, 2010</strong>
92: <i>All architectures</i><br>
93: When decrypting packets, the internal decryption functions were not
94: paranoid enough in checking for underruns, which could potentially
95: lead to crashes.
1.20 sthen 96: <br>
1.57 deraadt 97: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/001_kerberos.patch">
1.30 deraadt 98: A source code patch exists which remedies this problem.</a>
1.20 sthen 99: <p>
100:
1.57 deraadt 101: <li id="p002_mpi">
102: <strong>002: RELIABILITY FIX: April 4, 2010</strong>
1.31 deraadt 103: <i>All architectures</i><br>
1.57 deraadt 104: When updating sensors showing the state of RAID volumes
105: <a href="https://man.openbsd.org/OpenBSD-4.7/mpi.4">mpi(4)</a>
106: allocates temporary memory and then returns it to the kernel as
107: device memory.
108: This causes kernel memory usage to be misrepresented, eventually
109: leading to a denial of service when a resource limit is apparently
110: reached.
1.20 sthen 111: <br>
1.57 deraadt 112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/002_mpi.patch">
1.30 deraadt 113: A source code patch exists which remedies this problem.</a>
1.20 sthen 114: <p>
115:
1.57 deraadt 116: <li id="p003_openssl">
117: <strong>003: SECURITY FIX: April 14, 2010</strong>
1.31 deraadt 118: <i>All architectures</i><br>
1.57 deraadt 119: In TLS connections, certain incorrectly formatted records can cause
120: an OpenSSL client or server to crash due to a read attempt at NULL.
1.19 jsg 121: <br>
1.57 deraadt 122: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/003_openssl.patch">
1.30 deraadt 123: A source code patch exists which remedies this problem.</a>
1.19 jsg 124: <p>
125:
1.57 deraadt 126: <li id="p004_pfsync">
127: <strong>004: SECURITY FIX: April 23, 2010</strong>
1.31 deraadt 128: <i>All architectures</i><br>
1.57 deraadt 129: The combination of pfsync and IPSEC may crash the kernel.<br>
130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/004_pfsync.patch">
1.30 deraadt 131: A source code patch exists which remedies this problem.</a>
1.18 jasper 132: <p>
133:
1.57 deraadt 134: <li id="p005_pfsync">
135: <strong>005: RELIABILITY FIX: May 14, 2010</strong>
1.31 deraadt 136: <i>All architectures</i><br>
1.57 deraadt 137: Incorrectly initialized state updates can cause pfsync update storms.
1.17 jasper 138: <br>
1.57 deraadt 139: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/005_pfsync.patch">
1.30 deraadt 140: A source code patch exists which remedies this problem.</a>
1.17 jasper 141: <p>
142:
1.57 deraadt 143: <li id="p006_scsi">
144: <strong>006: RELIABILITY FIX: July 8, 2010</strong>
1.31 deraadt 145: <i>All architectures</i><br>
1.57 deraadt 146: Restore an unusual XS_SENSE semantic. Fixes dump(8)/restore(8) problems seen on certain tape drives.
1.16 jasper 147: <br>
1.57 deraadt 148: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/006_scsi.patch">
1.30 deraadt 149: A source code patch exists which remedies this problem.</a>
1.16 jasper 150: <p>
151:
1.50 tb 152: <li id="p007_scsi">
1.56 bentley 153: <strong>007: RELIABILITY FIX: September 14, 2010</strong>
1.31 deraadt 154: <i>All architectures</i><br>
1.14 stephan 155: Avoid calling scsi_done() more than once in gdt(4). Fixes a kernel panic triggered by syncing disks during shut down.<br>
156: Clear the ITSDONE flag before issuing commands to the SCSI adapter. Fixes handling of retried SCSI commands.
157: <br>
1.47 tb 158: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/007_scsi.patch">
1.30 deraadt 159: A source code patch exists which remedies this problem.</a>
1.14 stephan 160: <p>
161:
1.57 deraadt 162: <li id="p008_openssl">
163: <strong>008: RELIABILITY FIX: November 17, 2010</strong>
1.31 deraadt 164: <i>All architectures</i><br>
1.57 deraadt 165: Fix a flaw in the OpenSSL TLS server extension code parsing which could lead to
166: a buffer overflow. This affects OpenSSL based TLS servers which are multi-threaded
167: and use OpenSSL's internal caching mechanism. Servers that are multi-process
168: and/or disable internal session caching are not affected.
1.12 stephan 169: <br>
1.57 deraadt 170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/008_openssl.patch">
1.30 deraadt 171: A source code patch exists which remedies this problem.</a>
1.12 stephan 172: <p>
173:
1.57 deraadt 174: <li id="p009_pf">
175: <strong>009: SECURITY FIX: December 17, 2010</strong>
1.31 deraadt 176: <i>All architectures</i><br>
1.57 deraadt 177: Insufficent initialization of the pf rule structure in the ioctl
178: handler may allow userland to modify kernel memory. By default root
179: privileges are needed to add or modify pf rules.
1.10 stephan 180: <br>
1.57 deraadt 181: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/009_pf.patch">
1.30 deraadt 182: A source code patch exists which remedies this problem.</a>
1.10 stephan 183: <p>
184:
1.57 deraadt 185: <li id="p010_cbc">
186: <strong>010: RELIABILITY FIX: December 20, 2010</strong>
1.31 deraadt 187: <i>All architectures</i><br>
1.57 deraadt 188: Bring CBC oracle attack countermeasures to hardware crypto accelerator land.
189: This fixes aes-ni, via xcrypt and various drivers
190: (<a href="https://man.openbsd.org/OpenBSD-4.7/glxsb.4">glxsb(4)</a>,
191: <a href="https://man.openbsd.org/OpenBSD-4.7/hifn.4">hifn(4)</a>,
192: <a href="https://man.openbsd.org/OpenBSD-4.7/safe.4">safe(4)</a>
193: and
194: <a href="https://man.openbsd.org/OpenBSD-4.7/ubsec.4">ubsec(4)</a>).
195: <br>
196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/010_cbc.patch">
1.30 deraadt 197: A source code patch exists which remedies this problem.</a>
1.9 pyr 198: <p>
199:
1.57 deraadt 200: <li id="p011_rtsock">
201: <strong>011: RELIABILITY FIX: January 13, 2011</strong>
1.31 deraadt 202: <i>All architectures</i><br>
1.57 deraadt 203: sp_protocol in RTM_DELETE messages could contain garbage values
204: leading to routing socket users that restrict the AF (such as ospfd)
205: not seeing any of the RTM_DELETE messages.
1.8 jasper 206: <br>
1.57 deraadt 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/011_rtsock.patch">
1.30 deraadt 208: A source code patch exists which remedies this problem.</a>
1.8 jasper 209: <p>
1.7 jasper 210:
1.57 deraadt 211: <li id="p012_openssl">
212: <strong>012: SECURITY FIX: February 11, 2011</strong>
1.31 deraadt 213: <i>All architectures</i><br>
1.57 deraadt 214: An incorrectly formatted ClientHello handshake message could cause
215: OpenSSL to parse past the end of the message. An attacker could use this flaw
216: to trigger an invalid memory access, causing a crash of an application linked
217: to OpenSSL. As well, certain applications may expose the contents of parsed
218: OCSP extensions, specifically the OCSP nonce extension.
219: <p>
220: Applications are only affected if they act as a server and call
221: SSL_CTX_set_tlsext_status_cb on the server's SSL_CTX. It is believed
222: that nothing in the base OS uses this. Apache httpd started using this
223: in v2.3.3; this is newer than the version in ports.
1.4 dlg 224: <br>
1.57 deraadt 225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/012_openssl.patch">
1.30 deraadt 226: A source code patch exists which remedies this problem.</a>
1.4 dlg 227: <p>
228:
1.57 deraadt 229: <li id="p013_pf">
230: <strong>013: SECURITY FIX: February 16, 2011</strong>
231: <i>Little-endian architectures</i><br>
232: PF rules specifying address ranges (e.g. "10.1.1.1 - 10.1.1.5") were
233: not correctly handled on little-endian systems (alpha, amd64, arm, i386,
234: mips64el, vax). Other address types (bare addresses "10.1.1.1" and
235: prefixes "10.1.1.1/30") are not affected.
1.3 jasper 236: <br>
1.57 deraadt 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/013_pf.patch">
1.30 deraadt 238: A source code patch exists which remedies this problem.</a>
1.3 jasper 239: <p>
1.28 deraadt 240:
1.1 deraadt 241: </ul>
242:
1.35 tedu 243: <hr>