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1.56      bentley     1: <!doctype html>
                      2: <html lang=en id=errata>
                      3: <meta charset=utf-8>
                      4:
1.44      tj          5: <title>OpenBSD 4.7 Errata</title>
1.1       deraadt     6: <meta name="description" content="the OpenBSD CD errata page">
1.43      deraadt     7: <meta name="viewport" content="width=device-width, initial-scale=1">
                      8: <link rel="stylesheet" type="text/css" href="openbsd.css">
1.46      tb          9: <link rel="canonical" href="https://www.openbsd.org/errata47.html">
1.1       deraadt    10:
1.33      deraadt    11: <!--
                     12:                        IMPORTANT REMINDER
                     13:        IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
                     14: -->
                     15:
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>
                     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>,
                     41: <br>
                     42: <a href="errata37.html">3.7</a>,
                     43: <a href="errata38.html">3.8</a>,
                     44: <a href="errata39.html">3.9</a>,
                     45: <a href="errata40.html">4.0</a>,
                     46: <a href="errata41.html">4.1</a>,
                     47: <a href="errata42.html">4.2</a>,
                     48: <a href="errata43.html">4.3</a>,
                     49: <a href="errata44.html">4.4</a>,
                     50: <a href="errata45.html">4.5</a>,
1.15      deraadt    51: <a href="errata46.html">4.6</a>,
1.21      miod       52: <a href="errata48.html">4.8</a>,
1.22      nick       53: <a href="errata49.html">4.9</a>,
1.23      sthen      54: <a href="errata50.html">5.0</a>,
1.24      deraadt    55: <a href="errata51.html">5.1</a>,
1.25      deraadt    56: <a href="errata52.html">5.2</a>,
1.26      deraadt    57: <a href="errata53.html">5.3</a>,
1.29      deraadt    58: <br>
1.27      deraadt    59: <a href="errata54.html">5.4</a>,
1.32      jsg        60: <a href="errata55.html">5.5</a>,
1.36      deraadt    61: <a href="errata56.html">5.6</a>,
1.39      deraadt    62: <a href="errata57.html">5.7</a>,
1.40      deraadt    63: <a href="errata58.html">5.8</a>,
1.45      deraadt    64: <a href="errata59.html">5.9</a>,
1.48      tj         65: <a href="errata60.html">6.0</a>,
1.52      deraadt    66: <a href="errata61.html">6.1</a>,
1.53      deraadt    67: <a href="errata62.html">6.2</a>,
1.54      deraadt    68: <a href="errata63.html">6.3</a>,
1.55      deraadt    69: <a href="errata64.html">6.4</a>,
                     70: <a href="errata65.html">6.5</a>.
1.1       deraadt    71: <hr>
                     72:
1.30      deraadt    73: <p>
1.48      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/4.7.tar.gz">tar.gz file</a>
                     78: for convenience.
1.1       deraadt    79:
1.30      deraadt    80: <p>
1.48      tj         81: Patches for supported releases are also incorporated into the
1.49      tj         82: <a href="stable.html">-stable branch</a>.
1.30      deraadt    83:
1.1       deraadt    84: <hr>
                     85:
                     86: <ul>
1.57    ! deraadt    87:
        !            88: <li id="p001_kerberos">
        !            89: <strong>001: RELIABILITY FIX: March 31, 2010</strong>
        !            90: &nbsp; <i>All architectures</i><br>
        !            91: When decrypting packets, the internal decryption functions were not
        !            92: paranoid enough in checking for underruns, which could potentially
        !            93: lead to crashes.
1.20      sthen      94: <br>
1.57    ! deraadt    95: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/001_kerberos.patch">
1.30      deraadt    96: A source code patch exists which remedies this problem.</a>
1.20      sthen      97: <p>
                     98:
1.57    ! deraadt    99: <li id="p002_mpi">
        !           100: <strong>002: RELIABILITY FIX: April 4, 2010</strong>
1.31      deraadt   101: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   102: When updating sensors showing the state of RAID volumes
        !           103: <a href="https://man.openbsd.org/OpenBSD-4.7/mpi.4">mpi(4)</a>
        !           104: allocates temporary memory and then returns it to the kernel as
        !           105: device memory.
        !           106: This causes kernel memory usage to be misrepresented, eventually
        !           107: leading to a denial of service when a resource limit is apparently
        !           108: reached.
1.20      sthen     109: <br>
1.57    ! deraadt   110: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/002_mpi.patch">
1.30      deraadt   111: A source code patch exists which remedies this problem.</a>
1.20      sthen     112: <p>
                    113:
1.57    ! deraadt   114: <li id="p003_openssl">
        !           115: <strong>003: SECURITY FIX: April 14, 2010</strong>
1.31      deraadt   116: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   117: In TLS connections, certain incorrectly formatted records can cause
        !           118: an OpenSSL client or server to crash due to a read attempt at NULL.
1.19      jsg       119: <br>
1.57    ! deraadt   120: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/003_openssl.patch">
1.30      deraadt   121: A source code patch exists which remedies this problem.</a>
1.19      jsg       122: <p>
                    123:
1.57    ! deraadt   124: <li id="p004_pfsync">
        !           125: <strong>004: SECURITY FIX: April 23, 2010</strong>
1.31      deraadt   126: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   127: The combination of pfsync and IPSEC may crash the kernel.<br>
        !           128: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/004_pfsync.patch">
1.30      deraadt   129: A source code patch exists which remedies this problem.</a>
1.18      jasper    130: <p>
                    131:
1.57    ! deraadt   132: <li id="p005_pfsync">
        !           133: <strong>005: RELIABILITY FIX: May 14, 2010</strong>
1.31      deraadt   134: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   135: Incorrectly initialized state updates can cause pfsync update storms.
1.17      jasper    136: <br>
1.57    ! deraadt   137: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/005_pfsync.patch">
1.30      deraadt   138: A source code patch exists which remedies this problem.</a>
1.17      jasper    139: <p>
                    140:
1.57    ! deraadt   141: <li id="p006_scsi">
        !           142: <strong>006: RELIABILITY FIX: July 8, 2010</strong>
1.31      deraadt   143: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   144: Restore an unusual XS_SENSE semantic. Fixes dump(8)/restore(8) problems seen on certain tape drives.
1.16      jasper    145: <br>
1.57    ! deraadt   146: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/006_scsi.patch">
1.30      deraadt   147: A source code patch exists which remedies this problem.</a>
1.16      jasper    148: <p>
                    149:
1.50      tb        150: <li id="p007_scsi">
1.56      bentley   151: <strong>007: RELIABILITY FIX: September 14, 2010</strong>
1.31      deraadt   152: &nbsp; <i>All architectures</i><br>
1.14      stephan   153: Avoid calling scsi_done() more than once in gdt(4). Fixes a kernel panic triggered by syncing disks during shut down.<br>
                    154: Clear the ITSDONE flag before issuing commands to the SCSI adapter. Fixes handling of retried SCSI commands.
                    155: <br>
1.47      tb        156: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/007_scsi.patch">
1.30      deraadt   157: A source code patch exists which remedies this problem.</a>
1.14      stephan   158: <p>
                    159:
1.57    ! deraadt   160: <li id="p008_openssl">
        !           161: <strong>008: RELIABILITY FIX: November 17, 2010</strong>
1.31      deraadt   162: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   163: Fix a flaw in the OpenSSL TLS server extension code parsing which could lead to
        !           164: a buffer overflow. This affects OpenSSL based TLS servers which are multi-threaded
        !           165: and use OpenSSL's internal caching mechanism. Servers that are multi-process
        !           166: and/or disable internal session caching are not affected.
1.12      stephan   167: <br>
1.57    ! deraadt   168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/008_openssl.patch">
1.30      deraadt   169: A source code patch exists which remedies this problem.</a>
1.12      stephan   170: <p>
                    171:
1.57    ! deraadt   172: <li id="p009_pf">
        !           173: <strong>009: SECURITY FIX: December 17, 2010</strong>
1.31      deraadt   174: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   175: Insufficent initialization of the pf rule structure in the ioctl
        !           176: handler may allow userland to modify kernel memory. By default root
        !           177: privileges are needed to add or modify pf rules.
1.10      stephan   178: <br>
1.57    ! deraadt   179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/009_pf.patch">
1.30      deraadt   180: A source code patch exists which remedies this problem.</a>
1.10      stephan   181: <p>
                    182:
1.57    ! deraadt   183: <li id="p010_cbc">
        !           184: <strong>010: RELIABILITY FIX: December 20, 2010</strong>
1.31      deraadt   185: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   186: Bring CBC oracle attack countermeasures to hardware crypto accelerator land.
        !           187: This fixes aes-ni, via xcrypt and various drivers
        !           188: (<a href="https://man.openbsd.org/OpenBSD-4.7/glxsb.4">glxsb(4)</a>,
        !           189: <a href="https://man.openbsd.org/OpenBSD-4.7/hifn.4">hifn(4)</a>,
        !           190: <a href="https://man.openbsd.org/OpenBSD-4.7/safe.4">safe(4)</a>
        !           191: and
        !           192: <a href="https://man.openbsd.org/OpenBSD-4.7/ubsec.4">ubsec(4)</a>).
        !           193: <br>
        !           194: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/010_cbc.patch">
1.30      deraadt   195: A source code patch exists which remedies this problem.</a>
1.9       pyr       196: <p>
                    197:
1.57    ! deraadt   198: <li id="p011_rtsock">
        !           199: <strong>011: RELIABILITY FIX: January 13, 2011</strong>
1.31      deraadt   200: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   201: sp_protocol in RTM_DELETE messages could contain garbage values
        !           202: leading to routing socket users that restrict the AF (such as ospfd)
        !           203: not seeing any of the RTM_DELETE messages.
1.8       jasper    204: <br>
1.57    ! deraadt   205: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/011_rtsock.patch">
1.30      deraadt   206: A source code patch exists which remedies this problem.</a>
1.8       jasper    207: <p>
1.7       jasper    208:
1.57    ! deraadt   209: <li id="p012_openssl">
        !           210: <strong>012: SECURITY FIX: February 11, 2011</strong>
1.31      deraadt   211: &nbsp; <i>All architectures</i><br>
1.57    ! deraadt   212: An incorrectly formatted ClientHello handshake message could cause
        !           213: OpenSSL to parse past the end of the message.  An attacker could use this flaw
        !           214: to trigger an invalid memory access, causing a crash of an application linked
        !           215: to OpenSSL.  As well, certain applications may expose the contents of parsed
        !           216: OCSP extensions, specifically the OCSP nonce extension.
        !           217: <p>
        !           218: Applications are only affected if they act as a server and call
        !           219: SSL_CTX_set_tlsext_status_cb on the server's SSL_CTX.  It is believed
        !           220: that nothing in the base OS uses this.  Apache httpd started using this
        !           221: in v2.3.3; this is newer than the version in ports.
1.4       dlg       222: <br>
1.57    ! deraadt   223: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/012_openssl.patch">
1.30      deraadt   224: A source code patch exists which remedies this problem.</a>
1.4       dlg       225: <p>
                    226:
1.57    ! deraadt   227: <li id="p013_pf">
        !           228: <strong>013: SECURITY FIX: February 16, 2011</strong>
        !           229: &nbsp; <i>Little-endian architectures</i><br>
        !           230: PF rules specifying address ranges (e.g. "10.1.1.1 - 10.1.1.5") were
        !           231: not correctly handled on little-endian systems (alpha, amd64, arm, i386,
        !           232: mips64el, vax). Other address types (bare addresses "10.1.1.1" and
        !           233: prefixes "10.1.1.1/30") are not affected.
1.3       jasper    234: <br>
1.57    ! deraadt   235: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.7/common/013_pf.patch">
1.30      deraadt   236: A source code patch exists which remedies this problem.</a>
1.3       jasper    237: <p>
1.28      deraadt   238:
1.1       deraadt   239: </ul>
                    240:
1.35      tedu      241: <hr>