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1.1       tj          5: <title>OpenBSD 6.1 Errata</title>
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                     12:                        IMPORTANT REMINDER
                     13:        IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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                     15:
1.39      bentley    16: <h2 id=OpenBSD>
1.1       tj         17: <a href="index.html">
1.39      bentley    18: <i>Open</i><b>BSD</b></a>
                     19: 6.1 Errata
1.1       tj         20: </h2>
                     21: <hr>
                     22:
                     23: For errata on a certain release, click below:<br>
1.41      schwarze   24: <a href="errata20.html">2.0</a>,
1.1       tj         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>,
1.41      schwarze   40: <br>
1.1       tj         41: <a href="errata36.html">3.6</a>,
                     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>,
                     51: <a href="errata46.html">4.6</a>,
                     52: <a href="errata47.html">4.7</a>,
                     53: <a href="errata48.html">4.8</a>,
                     54: <a href="errata49.html">4.9</a>,
                     55: <a href="errata50.html">5.0</a>,
                     56: <a href="errata51.html">5.1</a>,
1.41      schwarze   57: <br>
1.1       tj         58: <a href="errata52.html">5.2</a>,
                     59: <a href="errata53.html">5.3</a>,
                     60: <a href="errata54.html">5.4</a>,
                     61: <a href="errata55.html">5.5</a>,
                     62: <a href="errata56.html">5.6</a>,
                     63: <a href="errata57.html">5.7</a>,
                     64: <a href="errata58.html">5.8</a>,
                     65: <a href="errata59.html">5.9</a>,
1.23      deraadt    66: <a href="errata60.html">6.0</a>,
1.34      deraadt    67: <a href="errata62.html">6.2</a>,
1.37      deraadt    68: <a href="errata63.html">6.3</a>,
1.38      deraadt    69: <a href="errata64.html">6.4</a>,
1.40      deraadt    70: <a href="errata65.html">6.5</a>,
1.42      deraadt    71: <a href="errata66.html">6.6</a>,
1.43      deraadt    72: <a href="errata67.html">6.7</a>,
1.44      deraadt    73: <a href="errata68.html">6.8</a>,
1.45      tj         74: <br>
1.46      deraadt    75: <a href="errata69.html">6.9</a>,
1.47      deraadt    76: <a href="errata70.html">7.0</a>,
1.48      deraadt    77: <a href="errata71.html">7.1</a>,
1.49    ! tj         78: <a href="errata72.html">7.2</a>,
        !            79: <a href="errata73.html">7.3</a>.
1.1       tj         80: <hr>
                     81:
                     82: <p>
                     83: Patches for the OpenBSD base system are distributed as unified diffs.
                     84: Each patch is cryptographically signed with the
1.15      tb         85: <a href="https://man.openbsd.org/OpenBSD-6.1/signify.1">signify(1)</a> tool and contains
1.1       tj         86: usage instructions.
                     87: All the following patches are also available in one
                     88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1.tar.gz">tar.gz file</a>
                     89: for convenience.
                     90:
                     91: <p>
1.32      tj         92: Alternatively, the <a href="https://man.openbsd.org/syspatch">syspatch(8)</a>
                     93: utility can be used to apply binary updates on the following architectures:
1.35      tj         94: amd64, i386.
1.32      tj         95:
                     96: <p>
1.1       tj         97: Patches for supported releases are also incorporated into the
1.35      tj         98: <a href="stable.html">-stable branch</a>.
1.1       tj         99:
                    100: <hr>
                    101:
                    102: <ul>
                    103:
1.4       tj        104: <li id="p001_dhcpd">
1.39      bentley   105: <strong>001: INTEROPERABILITY FIX: May 2, 2017</strong>
1.4       tj        106: &nbsp; <i>All architectures</i>
                    107: <br>
                    108: dhcpd unconditionally echoed the client identifier, preventing some devices
1.5       tb        109: from acquiring a lease.
1.4       tj        110: <br>
                    111: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/001_dhcpd.patch.sig">
                    112: A source code patch exists which remedies this problem.</a>
                    113: <p>
                    114:
                    115: <li id="p002_vmmfpu">
1.39      bentley   116: <strong>002: SECURITY FIX: May 2, 2017</strong>
1.6       mlarkin   117: &nbsp; <i>amd64</i>
1.4       tj        118: <br>
                    119: vmm mismanaged floating point contexts.
                    120: <br>
                    121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/002_vmmfpu.patch.sig">
                    122: A source code patch exists which remedies this problem.</a>
                    123: <p>
                    124:
                    125: <li id="p003_libressl">
1.39      bentley   126: <strong>003: SECURITY FIX: May 2, 2017</strong>
1.4       tj        127: &nbsp; <i>All architectures</i>
                    128: <br>
                    129: A consistency check error could cause programs to incorrectly verify
                    130: TLS certificates when using callbacks that always return 1.
                    131: <br>
                    132: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/003_libressl.patch.sig">
                    133: A source code patch exists which remedies this problem.</a>
                    134: <p>
                    135:
                    136: <li id="p004_softraid_concat">
1.39      bentley   137: <strong>004: RELIABILITY FIX: May 2, 2017</strong>
1.4       tj        138: &nbsp; <i>All architectures</i>
                    139: <br>
                    140: softraid was unable to create usable concat volumes because
                    141: it always set the size of the volume to zero sectors.
                    142: <br>
                    143: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/004_softraid_concat.patch.sig">
                    144: A source code patch exists which remedies this problem.</a>
                    145: <p>
1.1       tj        146:
1.7       tj        147: <li id="p005_pf_src_tracking">
1.39      bentley   148: <strong>005: RELIABILITY FIX: May 6, 2017</strong>
1.7       tj        149: &nbsp; <i>All architectures</i>
                    150: <br>
                    151: Expired pf source tracking entries never got removed, leading to
                    152: memory exhaustion.
                    153: <br>
                    154: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/005_pf_src_tracking.patch.sig">
                    155: A source code patch exists which remedies this problem.</a>
                    156: <p>
                    157:
1.8       tj        158: <li id="p006_libssl">
1.39      bentley   159: <strong>006: RELIABILITY FIX: May 8, 2017</strong>
1.8       tj        160: &nbsp; <i>All architectures</i>
                    161: <br>
                    162: Incorrect DTLS cookie handling can result in a NULL pointer dereference.
                    163: <br>
                    164: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/006_libssl.patch.sig">
                    165: A source code patch exists which remedies this problem.</a>
                    166: <p>
                    167:
1.9       tj        168: <li id="p007_freetype">
1.39      bentley   169: <strong>007: SECURITY FIX: May 13, 2017</strong>
1.9       tj        170: &nbsp; <i>All architectures</i>
                    171: <br>
                    172: Heap-based buffer overflows in freetype can result in out-of-bounds writes.
                    173: <br>
                    174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/007_freetype.patch.sig">
                    175: A source code patch exists which remedies this problem.</a>
                    176: <p>
                    177:
1.11      tj        178: <li id="p008_exec_subr">
1.39      bentley   179: <strong>008: SECURITY FIX: May 19, 2017</strong>
1.11      tj        180: &nbsp; <i>All architectures</i>
                    181: <br>
                    182: An additional mitigation is added by placing a gap of 1 MB between the
                    183: stack and mmap spaces.
                    184: <br>
                    185: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/008_exec_subr.patch.sig">
                    186: A source code patch exists which remedies this problem.</a>
                    187: <p>
                    188:
1.12      tj        189: <li id="p009_icmp_opts">
1.39      bentley   190: <strong>009: RELIABILITY FIX: May 22, 2017</strong>
1.12      tj        191: &nbsp; <i>All architectures</i>
                    192: <br>
1.14      tj        193: The kernel could leak memory when processing ICMP packets with IP options.
1.12      tj        194: Note that pf blocks such packets by default.
                    195: <br>
                    196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/009_icmp_opts.patch.sig">
                    197: A source code patch exists which remedies this problem.</a>
                    198: <p>
                    199:
1.13      tj        200: <li id="p010_perl">
1.39      bentley   201: <strong>010: SECURITY FIX: June 4, 2017</strong>
1.13      tj        202: &nbsp; <i>All architectures</i>
                    203: <br>
                    204: A race condition exists in the File::Path perl module.
                    205: <br>
                    206: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/010_perl.patch.sig">
1.14      tj        207: A source code patch exists which remedies this problem.</a>
                    208: <p>
                    209:
                    210: <li id="p011_sti">
1.39      bentley   211: <strong>011: SECURITY FIX: June 12, 2017</strong>
1.14      tj        212: &nbsp; <i>hppa</i>
                    213: <br>
                    214: An integer overflow exists in two range checks of the sti(4) display driver.
                    215: <br>
                    216: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/011_sti.patch.sig">
                    217: A source code patch exists which remedies this problem.</a>
                    218: <p>
                    219:
                    220: <li id="p012_wsmux">
1.39      bentley   221: <strong>012: RELIABILITY FIX: June 12, 2017</strong>
1.14      tj        222: &nbsp; <i>All architectures</i>
                    223: <br>
                    224: An unprivileged user can cause a kernel crash.
                    225: <br>
                    226: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/012_wsmux.patch.sig">
1.13      tj        227: A source code patch exists which remedies this problem.</a>
                    228: <p>
                    229:
1.16      tj        230: <li id="p013_icmp6_linklocal">
1.39      bentley   231: <strong>013: RELIABILITY FIX: June 27, 2017</strong>
1.16      tj        232: &nbsp; <i>All architectures</i>
                    233: <br>
                    234: When pinging an IPv6 link-local address, the reflected packet had
                    235: ::1 as source address.  The echo reply was ignored as it must be
                    236: from the link-local address.
                    237: <br>
                    238: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/013_icmp6_linklocal.patch.sig">
                    239: A source code patch exists which remedies this problem.</a>
                    240: <p>
                    241:
1.17      tj        242: <li id="p014_libcrypto">
1.39      bentley   243: <strong>014: RELIABILITY FIX: July 5, 2017</strong>
1.17      tj        244: &nbsp; <i>All architectures</i>
                    245: <br>
                    246: Self-issued certificates are improperly treated as self-signed certificates,
                    247: leading to possible verification failures.
                    248: <br>
                    249: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/014_libcrypto.patch.sig">
                    250: A source code patch exists which remedies this problem.</a>
                    251: <p>
                    252:
1.18      tj        253: <li id="p015_sigio">
1.39      bentley   254: <strong>015: RELIABILITY FIX: August 3, 2017</strong>
1.18      tj        255: &nbsp; <i>All architectures</i>
                    256: <br>
                    257: A SIGIO-related use-after-free can occur in two drivers.
                    258: <br>
                    259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/015_sigio.patch.sig">
                    260: A source code patch exists which remedies this problem.</a>
                    261: <p>
                    262:
                    263: <li id="p016_sendsyslog">
1.39      bentley   264: <strong>016: RELIABILITY FIX: August 3, 2017</strong>
1.18      tj        265: &nbsp; <i>All architectures</i>
                    266: <br>
                    267: A missing length check in sendsyslog() may result in a kernel panic.
                    268: <br>
                    269: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/016_sendsyslog.patch.sig">
                    270: A source code patch exists which remedies this problem.</a>
                    271: <p>
                    272:
                    273: <li id="p017_fuse">
1.39      bentley   274: <strong>017: SECURITY FIX: August 3, 2017</strong>
1.18      tj        275: &nbsp; <i>All architectures</i>
                    276: <br>
                    277: An out-of-bound read in vfs_getcwd_scandir() (mainly used for FUSE)
                    278: may result in a kernel panic or info leak.
                    279: <br>
                    280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/017_fuse.patch.sig">
                    281: A source code patch exists which remedies this problem.</a>
                    282: <p>
                    283:
                    284: <li id="p018_recv">
1.39      bentley   285: <strong>018: SECURITY FIX: August 3, 2017</strong>
1.18      tj        286: &nbsp; <i>All architectures</i>
                    287: <br>
                    288: An alignment issue in recv() may result in an info leak via ktrace().
                    289: <br>
                    290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/018_recv.patch.sig">
                    291: A source code patch exists which remedies this problem.</a>
                    292: <p>
                    293:
                    294: <li id="p019_tcp_usrreq">
1.39      bentley   295: <strong>019: SECURITY FIX: August 3, 2017</strong>
1.18      tj        296: &nbsp; <i>All architectures</i>
                    297: <br>
                    298: With an invalid address family, tcp_usrreq() may take an unintended code path.
                    299: <br>
                    300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/019_tcp_usrreq.patch.sig">
                    301: A source code patch exists which remedies this problem.</a>
                    302: <p>
                    303:
                    304: <li id="p020_sockaddr">
1.39      bentley   305: <strong>020: SECURITY FIX: August 3, 2017</strong>
1.18      tj        306: &nbsp; <i>All architectures</i>
                    307: <br>
                    308: Missing socket address validation from userland may result in an info leak.
                    309: <br>
                    310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/020_sockaddr.patch.sig">
                    311: A source code patch exists which remedies this problem.</a>
                    312: <p>
                    313:
                    314: <li id="p021_ptrace">
1.39      bentley   315: <strong>021: SECURITY FIX: August 3, 2017</strong>
1.18      tj        316: &nbsp; <i>All architectures</i>
                    317: <br>
                    318: An uninitialized variable in ptrace() may result in an info leak.
                    319: <br>
                    320: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/021_ptrace.patch.sig">
                    321: A source code patch exists which remedies this problem.</a>
                    322: <p>
                    323:
                    324: <li id="p022_fcntl">
1.39      bentley   325: <strong>022: SECURITY FIX: August 3, 2017</strong>
1.18      tj        326: &nbsp; <i>All architectures</i>
                    327: <br>
                    328: An uninitialized variable in fcntl() may result in an info leak.
                    329: <br>
                    330: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/022_fcntl.patch.sig">
                    331: A source code patch exists which remedies this problem.</a>
                    332: <p>
                    333:
                    334: <li id="p023_wsdisplay">
1.39      bentley   335: <strong>023: RELIABILITY FIX: August 3, 2017</strong>
1.18      tj        336: &nbsp; <i>All architectures</i>
                    337: <br>
                    338: An integer overflow in wsdisplay_cfg_ioctl() may result in an out-of-bounds
                    339: read.
                    340: <br>
                    341: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/023_wsdisplay.patch.sig">
                    342: A source code patch exists which remedies this problem.</a>
                    343: <p>
                    344:
                    345: <li id="p024_sosplice">
1.39      bentley   346: <strong>024: SECURITY FIX: August 3, 2017</strong>
1.18      tj        347: &nbsp; <i>All architectures</i>
                    348: <br>
                    349: A race condition in sosplice() may result in a kernel memory leak.
                    350: <br>
                    351: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/024_sosplice.patch.sig">
                    352: A source code patch exists which remedies this problem.</a>
                    353: <p>
                    354:
                    355: <li id="p025_ieee80211">
1.39      bentley   356: <strong>025: SECURITY FIX: August 3, 2017</strong>
1.18      tj        357: &nbsp; <i>All architectures</i>
                    358: <br>
                    359: An out of bounds read could occur during processing of EAPOL frames in
                    360: the wireless stack. Information from kernel memory could be leaked to
                    361: root in userland via an ieee80211(9) ioctl.
                    362: <br>
                    363: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/025_ieee80211.patch.sig">
                    364: A source code patch exists which remedies this problem.</a>
                    365: <p>
                    366:
1.19      tj        367: <li id="p026_smap">
1.39      bentley   368: <strong>026: SECURITY FIX: August 26, 2017</strong>
1.19      tj        369: &nbsp; <i>amd64 and i386</i>
                    370: <br>
                    371: SMAP enforcement could be bypassed by userland code.
                    372: <br>
                    373: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/026_smap.patch.sig">
                    374: A source code patch exists which remedies this problem.</a>
                    375: <p>
                    376:
1.20      tj        377: <li id="p027_net80211_replay">
1.39      bentley   378: <strong>027: SECURITY FIX: August 30, 2017</strong>
1.20      tj        379: &nbsp; <i>All architectures</i>
                    380: <br>
                    381: State transition errors could cause reinstallation of old WPA keys.
                    382: <br>
                    383: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/027_net80211_replay.patch.sig">
                    384: A source code patch exists which remedies this problem.</a>
                    385: <p>
                    386:
1.21      tj        387: <li id="p028_perl">
1.39      bentley   388: <strong>028: SECURITY FIX: September 22, 2017</strong>
1.21      tj        389: &nbsp; <i>All architectures</i>
                    390: <br>
                    391: A buffer over-read and heap overflow in perl's regexp may result in
                    392: a crash or memory leak.
                    393: <br>
                    394: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/028_perl.patch.sig">
                    395: A source code patch exists which remedies this problem.</a>
                    396: <p>
                    397:
1.22      tj        398: <li id="p029_tcb">
1.39      bentley   399: <strong>029: RELIABILITY FIX: September 27, 2017</strong>
1.22      tj        400: &nbsp; <i>amd64</i>
                    401: <br>
                    402: Out of bounds TCB settings may result in a kernel panic.
                    403: <br>
                    404: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/029_tcb.patch.sig">
                    405: A source code patch exists which remedies this problem.</a>
                    406: <p>
                    407:
1.24      tj        408: <li id="p030_xrstor">
1.39      bentley   409: <strong>030: RELIABILITY FIX: October 4, 2017</strong>
1.24      tj        410: &nbsp; <i>amd64</i>
                    411: <br>
                    412: An unprivileged user can cause a kernel crash.
                    413: <br>
                    414: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/030_xrstor.patch.sig">
                    415: A source code patch exists which remedies this problem.</a>
                    416: <p>
                    417:
1.25      tj        418: <li id="p031_xrstor_resume">
1.39      bentley   419: <strong>031: SECURITY FIX: October 4, 2017</strong>
1.25      tj        420: &nbsp; <i>amd64</i>
                    421: <br>
                    422: A kernel executable address was leaked to userland.
                    423: <br>
1.26      tj        424: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/031_xrstor_resume.patch.sig">
1.25      tj        425: A source code patch exists which remedies this problem.</a>
                    426: <p>
                    427:
1.27      bluhm     428: <li id="p032_tcb_invalid">
1.39      bentley   429: <strong>032: RELIABILITY FIX: October 13, 2017</strong>
1.27      bluhm     430: &nbsp; <i>amd64</i>
                    431: <br>
                    432: A local user could trigger a kernel panic by using an invalid TCB value.
                    433: <br>
                    434: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/032_tcb_invalid.patch.sig">
                    435: A source code patch exists which remedies this problem.</a>
                    436: <p>
                    437:
1.29      tj        438: <li id="p033_mpls">
1.39      bentley   439: <strong>033: RELIABILITY FIX: December 10, 2017</strong>
1.29      tj        440: &nbsp; All architectures
                    441: <br>
                    442: A number of bugs were discovered in the MPLS stack that can be used to
                    443: remotely trigger a kernel panic.
                    444: <br>
                    445: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/033_mpls.patch.sig">
                    446: A source code patch exists which remedies this problem.</a>
                    447: <p>
                    448:
1.30      tj        449: <li id="p034_ahopts">
1.39      bentley   450: <strong>034: RELIABILITY FIX: February 2, 2018</strong>
1.30      tj        451: &nbsp; <i>All architectures</i>
                    452: <br>
                    453: Specially crafted IPsec AH packets with IP options or IPv6 extension
                    454: headers could crash or hang the kernel.
                    455: <br>
                    456: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/034_ahopts.patch.sig">
                    457: A source code patch exists which remedies this problem.</a>
                    458: <p>
                    459:
                    460: <li id="p035_prevhdr">
1.39      bentley   461: <strong>035: RELIABILITY FIX: February 2, 2018</strong>
1.30      tj        462: &nbsp; <i>All architectures</i>
                    463: <br>
                    464: Processing IPv6 fragments could incorrectly access memory of an mbuf
                    465: chain that is not within an mbuf.  This may crash the kernel.
                    466: <br>
                    467: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/035_prevhdr.patch.sig">
                    468: A source code patch exists which remedies this problem.</a>
                    469: <p>
                    470:
                    471: <li id="p036_etherip">
1.39      bentley   472: <strong>036: SECURITY FIX: February 2, 2018</strong>
1.30      tj        473: &nbsp; <i>All architectures</i>
                    474: <br>
                    475: If the EtherIP tunnel protocol was disabled, IPv6 packets were not
                    476: discarded properly.  This causes a double free in the kernel.
                    477: <br>
                    478: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/036_etherip.patch.sig">
                    479: A source code patch exists which remedies this problem.</a>
                    480: <p>
                    481:
1.31      tj        482: <li id="p037_meltdown">
1.39      bentley   483: <strong>037: SECURITY FIX: March 1, 2018</strong>
1.31      tj        484: &nbsp; <i>amd64</i>
                    485: <br>
                    486: Intel CPUs contain a speculative execution flaw called Meltdown which
                    487: allows userspace programs to access kernel memory.
                    488: <br>
                    489: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/037_meltdown.patch.sig">
                    490: A complex workaround solves the problem.</a>
                    491: <p>
                    492:
1.33      tj        493: <li id="p038_ahauth">
1.39      bentley   494: <strong>038: RELIABILITY FIX: March 20, 2018</strong>
1.33      tj        495: &nbsp; <i>All architectures</i>
                    496: <br>
                    497: The IPsec AH header could be longer than the network packet, resulting in
                    498: a kernel crash.
                    499: <br>
                    500: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/038_ahauth.patch.sig">
                    501: A source code patch exists which remedies this problem.</a>
                    502: <p>
                    503:
1.36      afresh1   504: <li id="p039_perl">
1.39      bentley   505: <strong>039: SECURITY FIX: April 14, 2018</strong>
1.36      afresh1   506: &nbsp; <i>All architectures</i>
                    507: <br>
                    508: Heap overflows exist in perl which can lead to segmentation faults,
                    509: crashes, and reading memory past the buffer.
                    510: <br>
                    511: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/6.1/common/039_perl.patch.sig">
                    512: A source code patch exists which remedies this problem.</a>
                    513: <p>
                    514:
1.1       tj        515: </ul>
                    516:
                    517: <hr>