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1.31 tj 5: <title>OpenBSD 4.8 Errata</title>
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1.30 deraadt 7: <meta name="viewport" content="width=device-width, initial-scale=1">
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1.1 deraadt 10:
1.20 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:
1.43 bentley 17: <h2 id=OpenBSD>
1.30 deraadt 18: <a href="index.html">
1.43 bentley 19: <i>Open</i><b>BSD</b></a>
20: 4.8 Errata
1.31 tj 21: </h2>
1.30 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.45 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>,
1.45 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>,
52: <a href="errata46.html">4.6</a>,
1.8 miod 53: <a href="errata47.html">4.7</a>,
1.9 nick 54: <a href="errata49.html">4.9</a>,
1.10 sthen 55: <a href="errata50.html">5.0</a>,
1.11 deraadt 56: <a href="errata51.html">5.1</a>,
1.12 deraadt 57: <a href="errata52.html">5.2</a>,
1.45 schwarze 58: <br>
1.13 deraadt 59: <a href="errata53.html">5.3</a>,
1.14 deraadt 60: <a href="errata54.html">5.4</a>,
1.19 jsg 61: <a href="errata55.html">5.5</a>,
1.23 deraadt 62: <a href="errata56.html">5.6</a>,
1.26 deraadt 63: <a href="errata57.html">5.7</a>,
1.27 deraadt 64: <a href="errata58.html">5.8</a>,
1.32 deraadt 65: <a href="errata59.html">5.9</a>,
1.35 tj 66: <a href="errata60.html">6.0</a>,
1.39 deraadt 67: <a href="errata61.html">6.1</a>,
1.40 deraadt 68: <a href="errata62.html">6.2</a>,
1.41 deraadt 69: <a href="errata63.html">6.3</a>,
1.42 deraadt 70: <a href="errata64.html">6.4</a>,
1.44 deraadt 71: <a href="errata65.html">6.5</a>,
1.46 deraadt 72: <a href="errata66.html">6.6</a>,
1.47 deraadt 73: <a href="errata67.html">6.7</a>,
1.49 ! deraadt 74: <a href="errata68.html">6.8</a>,
! 75: <a href="errata69.html">6.9</a>.
1.1 deraadt 76: <hr>
77:
1.17 deraadt 78: <p>
1.35 tj 79: Patches for the OpenBSD base system are distributed as unified diffs.
80: Each patch contains usage instructions.
81: All the following patches are also available in one
82: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8.tar.gz">tar.gz file</a>
83: for convenience.
1.1 deraadt 84:
1.17 deraadt 85: <p>
1.35 tj 86: Patches for supported releases are also incorporated into the
1.36 tj 87: <a href="stable.html">-stable branch</a>.
1.17 deraadt 88:
1.1 deraadt 89: <hr>
90:
91: <ul>
1.37 tb 92: <li id="p010_sis">
1.43 bentley 93: <strong>010: RELIABILITY FIX: February 16, 2011</strong>
1.18 deraadt 94: <i>All architectures</i><br>
1.38 tb 95: The <a href="https://man.openbsd.org/OpenBSD-4.8/sis.4">sis(4)</a>
1.7 sthen 96: driver may hand over stale ring descriptors to the hardware if the compiler decides
97: to re-order stores or if the hardware does store-reordering.
98: <br>
1.34 tb 99: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/010_sis.patch">
1.17 deraadt 100: A source code patch exists which remedies this problem.</a>
1.7 sthen 101: <p>
102:
1.37 tb 103: <li id="p009_pf">
1.43 bentley 104: <strong>009: SECURITY FIX: February 16, 2011</strong>
1.18 deraadt 105: <i>Little-endian
1.7 sthen 106: architectures</i><br>
107: PF rules specifying address ranges (e.g. "10.1.1.1 - 10.1.1.5") were
108: not correctly handled on little-endian systems (alpha, amd64, arm, i386,
109: mips64el, vax). Other address types (bare addresses "10.1.1.1" and
110: prefixes "10.1.1.1/30") are not affected.
111: <br>
1.34 tb 112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/009_pf.patch">
1.17 deraadt 113: A source code patch exists which remedies this problem.</a>
1.7 sthen 114: <p>
115:
1.37 tb 116: <li id="p008_openssl">
1.43 bentley 117: <strong>008: SECURITY FIX: February 11, 2011</strong>
1.18 deraadt 118: <i>All architectures</i><br>
1.7 sthen 119: An incorrectly formatted ClientHello handshake message could cause
120: OpenSSL to parse past the end of the message. An attacker could use this flaw
121: to trigger an invalid memory access, causing a crash of an application linked
122: to OpenSSL. As well, certain applications may expose the contents of parsed
123: OCSP extensions, specifically the OCSP nonce extension.
124: <p>
125: Applications are only affected if they act as a server and call
126: SSL_CTX_set_tlsext_status_cb on the server's SSL_CTX. It is believed
127: that nothing in the base OS uses this. Apache httpd started using this
128: in v2.3.3; this is newer than the version in ports.
129: <br>
1.34 tb 130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/008_openssl.patch">
1.17 deraadt 131: A source code patch exists which remedies this problem.</a>
1.7 sthen 132: <p>
133:
1.37 tb 134: <li id="p007_rtsock">
1.43 bentley 135: <strong>007: RELIABILITY FIX: January 13, 2011</strong>
1.18 deraadt 136: <i>All architectures</i><br>
1.6 jsg 137: sp_protocol in RTM_DELETE messages could contain garbage values
138: leading to routing socket users that restrict the AF (such as ospfd)
139: not seeing any of the RTM_DELETE messages.
140: <br>
1.34 tb 141: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/007_rtsock.patch">
1.17 deraadt 142: A source code patch exists which remedies this problem.</a>
1.14 deraadt 143: <p>
1.6 jsg 144:
1.37 tb 145: <li id="p006_cbc">
1.43 bentley 146: <strong>006: RELIABILITY FIX: December 17, 2010</strong>
1.18 deraadt 147: <i>All architectures</i><br>
1.5 jasper 148: Bring CBC oracle attack countermeasures to hardware crypto accelerator land.
149: This fixes aes-ni, via xcrypt and various drivers
1.38 tb 150: (<a href="https://man.openbsd.org/OpenBSD-4.8/glxsb.4">glxsb(4)</a>,
151: <a href="https://man.openbsd.org/OpenBSD-4.8/hifn.4">hifn(4)</a>,
152: <a href="https://man.openbsd.org/OpenBSD-4.8/safe.4">safe(4)</a>
1.5 jasper 153: and
1.38 tb 154: <a href="https://man.openbsd.org/OpenBSD-4.8/ubsec.4">ubsec(4)</a>).
1.5 jasper 155: <br>
1.34 tb 156: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/006_cbc.patch">
1.17 deraadt 157: A source code patch exists which remedies this problem.</a>
1.5 jasper 158: <p>
159:
1.37 tb 160: <li id="p005_pf">
1.43 bentley 161: <strong>005: SECURITY FIX: December 17, 2010</strong>
1.18 deraadt 162: <i>All architectures</i><br>
1.48 jsg 163: Insufficient initialization of the pf rule structure in the ioctl
1.5 jasper 164: handler may allow userland to modify kernel memory. By default root
165: privileges are needed to add or modify pf rules.
166: <br>
1.34 tb 167: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/005_pf.patch">
1.17 deraadt 168: A source code patch exists which remedies this problem.</a>
1.5 jasper 169: <p>
170:
1.37 tb 171: <li id="p004_openssl">
1.43 bentley 172: <strong>004: RELIABILITY FIX: November 17, 2010</strong>
1.18 deraadt 173: <i>All architectures</i><br>
1.4 jasper 174: Fix a flaw in the OpenSSL TLS server extension code parsing which could lead to
175: a buffer overflow. This affects OpenSSL based TLS servers which are multi-threaded
176: and use OpenSSL's internal caching mechanism. Servers that are multi-process
177: and/or disable internal session caching are not affected.
178: <br>
1.34 tb 179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/004_openssl.patch">
1.17 deraadt 180: A source code patch exists which remedies this problem.</a>
1.4 jasper 181: <p>
182:
1.37 tb 183: <li id="p003_vr">
1.43 bentley 184: <strong>003: RELIABILITY FIX: November 16, 2010</strong>
1.18 deraadt 185: <i>All architectures</i><br>
1.38 tb 186: The <a href="https://man.openbsd.org/OpenBSD-4.8/vr.4">vr(4)</a>
1.3 stephan 187: driver may hand over stale ring descriptors to the hardware if the compiler decides
188: to re-order stores or if the hardware does store-reordering.
189: <br>
1.34 tb 190: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/003_vr.patch">
1.17 deraadt 191: A source code patch exists which remedies this problem.</a>
1.3 stephan 192: <p>
193:
1.37 tb 194: <li id="p002_pci">
1.43 bentley 195: <strong>002: RELIABILITY FIX: November 16, 2010</strong>
1.18 deraadt 196: <i>All architectures</i><br>
1.2 stephan 197: Certain PCI based hardware may improperly announce their Base Address
198: Registers as prefetchable even though they are not. This may cause
199: unpredictable effects due to wrongly mapped memory.
200: <br>
1.34 tb 201: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/002_pci.patch">
1.17 deraadt 202: A source code patch exists which remedies this problem.</a>
1.2 stephan 203: <p>
204:
1.37 tb 205: <li id="p001_bgpd">
1.43 bentley 206: <strong>001: RELIABILITY FIX: November 16, 2010</strong>
1.18 deraadt 207: <i>All architectures</i><br>
1.2 stephan 208: Uninitialized memory may force the RDE into route-collector mode on startup and
209: may prevent bgpd from updating or announcing any routes.
210: <br>
1.34 tb 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/4.8/common/001_bgpd.patch">
1.17 deraadt 212: A source code patch exists which remedies this problem.</a>
1.15 deraadt 213: <br>
214:
1.1 deraadt 215: </ul>
216:
1.22 tedu 217: <hr>
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