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1.55 tj 5: <title>OpenBSD 3.7 Errata</title>
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1.43 deraadt 11: <!--
12: IMPORTANT REMINDER
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1.1 deraadt 16:
1.67 bentley 17: <h2 id=OpenBSD>
1.53 deraadt 18: <a href="index.html">
1.67 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.7 Errata
1.55 tj 21: </h2>
1.53 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.70 ! 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>,
1.70 ! schwarze 41: <br>
1.1 deraadt 42: <a href="errata36.html">3.6</a>,
1.11 deraadt 43: <a href="errata38.html">3.8</a>,
1.19 deraadt 44: <a href="errata39.html">3.9</a>,
1.20 deraadt 45: <a href="errata40.html">4.0</a>,
1.22 merdely 46: <a href="errata41.html">4.1</a>,
1.23 deraadt 47: <a href="errata42.html">4.2</a>,
1.24 deraadt 48: <a href="errata43.html">4.3</a>,
1.26 deraadt 49: <a href="errata44.html">4.4</a>,
1.27 deraadt 50: <a href="errata45.html">4.5</a>,
1.28 deraadt 51: <a href="errata46.html">4.6</a>,
1.30 deraadt 52: <a href="errata47.html">4.7</a>,
1.31 miod 53: <a href="errata48.html">4.8</a>,
1.32 nick 54: <a href="errata49.html">4.9</a>,
1.33 sthen 55: <a href="errata50.html">5.0</a>,
1.34 deraadt 56: <a href="errata51.html">5.1</a>,
1.35 deraadt 57: <a href="errata52.html">5.2</a>,
1.70 ! schwarze 58: <br>
1.36 deraadt 59: <a href="errata53.html">5.3</a>,
1.37 deraadt 60: <a href="errata54.html">5.4</a>,
1.42 jsg 61: <a href="errata55.html">5.5</a>,
1.46 deraadt 62: <a href="errata56.html">5.6</a>,
1.49 deraadt 63: <a href="errata57.html">5.7</a>,
1.50 deraadt 64: <a href="errata58.html">5.8</a>,
1.56 deraadt 65: <a href="errata59.html">5.9</a>,
1.59 tj 66: <a href="errata60.html">6.0</a>,
1.63 deraadt 67: <a href="errata61.html">6.1</a>,
1.64 deraadt 68: <a href="errata62.html">6.2</a>,
1.65 deraadt 69: <a href="errata63.html">6.3</a>,
1.66 deraadt 70: <a href="errata64.html">6.4</a>,
1.69 deraadt 71: <a href="errata65.html">6.5</a>,
72: <a href="errata66.html">6.6</a>.
1.1 deraadt 73: <hr>
74:
1.40 deraadt 75: <p>
1.59 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/3.7.tar.gz">tar.gz file</a>
80: for convenience.
1.1 deraadt 81:
1.40 deraadt 82: <p>
1.59 tj 83: Patches for supported releases are also incorporated into the
1.60 tj 84: <a href="stable.html">-stable branch</a>.
1.40 deraadt 85:
1.1 deraadt 86: <hr>
87:
88: <ul>
89:
1.68 deraadt 90: <li id="cvs">
91: <strong>001: SECURITY FIX: June 7, 2005</strong>
1.41 deraadt 92: <i>All architectures</i><br>
1.68 deraadt 93:
94: Fix a buffer overflow, memory leaks, and NULL pointer dereference in
95: <a href="https://man.openbsd.org/OpenBSD-3.7/cvs.1">cvs(1)</a>
96: . None of these issues are known to be exploitable.
97: <a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0753">CAN-2005-0753</a>
98: .
1.15 brad 99: <br>
1.68 deraadt 100: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/001_cvs.patch">
1.40 deraadt 101: A source code patch exists which remedies this problem.</a>
1.17 steven 102: <p>
1.15 brad 103:
1.68 deraadt 104: <li id="getsockopt">
105: <strong>002: RELIABILITY FIX: June 15, 2005</strong>
1.41 deraadt 106: <i>All architectures</i><br>
1.68 deraadt 107: As discovered by Stefan Miltchev calling
108: <a href="https://man.openbsd.org/OpenBSD-3.7/getsockopt.2">getsockopt(2)</a>
109: to get
110: <a href="https://man.openbsd.org/OpenBSD-3.7/ipsec.4">ipsec(4)</a>
111: credentials for a socket can result in a kernel panic.
1.12 brad 112: <br>
1.68 deraadt 113: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/002_getsockopt.patch">
1.40 deraadt 114: A source code patch exists which remedies this problem.</a>
1.12 brad 115: <p>
116:
1.68 deraadt 117: <li id="sudo">
118: <strong>003: SECURITY FIX: June 20, 2005</strong>
1.41 deraadt 119: <i>All architectures</i><br>
1.68 deraadt 120: Due to a race condition in its command pathname handling, a user with
121: <a href="https://man.openbsd.org/OpenBSD-3.7/sudo.8">sudo(8)</a>
122: privileges may be able to run arbitrary commands if the user's entry
123: is followed by an entry that grants <code>sudo ALL</code> privileges to
124: another user.
1.9 brad 125: <br>
1.68 deraadt 126: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/003_sudo.patch">
1.40 deraadt 127: A source code patch exists which remedies this problem.</a>
1.9 brad 128: <p>
129:
1.68 deraadt 130: <li id="libz">
131: <strong>004: SECURITY FIX: July 6, 2005</strong>
132: <i>All architectures</i><br>
133: A buffer overflow has been found in
134: <a href="https://man.openbsd.org/OpenBSD-3.7/compress.3">compress(3)</a>
135: which may be exploitable.
1.6 brad 136: <br>
1.68 deraadt 137: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/004_libz.patch">
1.40 deraadt 138: A source code patch exists which remedies this problem.</a>
1.6 brad 139: <p>
140:
1.68 deraadt 141: <li id="libz2">
142: <strong>005: SECURITY FIX: July 21, 2005</strong>
143: <i>All architectures</i><br>
144: A buffer overflow has been found in
145: <a href="https://man.openbsd.org/OpenBSD-3.7/compress.3">compress(3)</a>
146: which may be exploitable.<br>
147: Please note that this fixes a different buffer overflow than the <a href="#libz">previous</a> zlib patch.
1.6 brad 148: <br>
1.68 deraadt 149: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/005_libz.patch">
1.40 deraadt 150: A source code patch exists which remedies this problem.</a>
1.6 brad 151: <p>
152:
1.68 deraadt 153: <li id="nat-t">
154: <strong>006: RELIABILITY FIX: November 5, 2005</strong>
1.41 deraadt 155: <i>All architectures</i><br>
1.68 deraadt 156: Due to wrong advertisement of RFC 3947 compliance interoperability problems with
157: <a href="https://man.openbsd.org/OpenBSD-3.7/isakmpd.8">isakmpd(8)</a>
158: may occur.
1.5 brad 159: <br>
1.68 deraadt 160: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/006_nat-t.patch">
1.40 deraadt 161: A source code patch exists which remedies this problem.</a>
1.5 brad 162: <p>
163:
1.44 bentley 164: <li id="perl">
1.67 bentley 165: <strong>007: SECURITY FIX: January 5, 2006</strong>
1.41 deraadt 166: <i>All architectures</i><br>
1.5 brad 167: A buffer overflow has been found in the Perl interpreter with the sprintf function which
168: may be exploitable under certain conditions.
169: <br>
1.58 tb 170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/007_perl.patch">
1.40 deraadt 171: A source code patch exists which remedies this problem.</a>
1.5 brad 172: <p>
173:
1.68 deraadt 174: <li id="fd">
175: <strong>008: SECURITY FIX: January 5, 2006</strong>
1.41 deraadt 176: <i>All architectures</i><br>
1.68 deraadt 177: Do not allow users to trick suid programs into re-opening files via /dev/fd.
1.2 hshoexer 178: <br>
1.68 deraadt 179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/008_fd.patch">
1.40 deraadt 180: A source code patch exists which remedies this problem.</a>
1.2 hshoexer 181: <p>
182:
1.68 deraadt 183: <li id="i386pmap">
184: <strong>009: RELIABILITY FIX: January 13, 2006</strong>
185: <i>i386 architecture</i><br>
186: Change the implementation of i386 W^X so that the "execute line" can move around.
187: Before it was limited to being either at 512MB (below which all code normally
188: lands) or at the top of the stack. Now the line can float as
189: <a href="https://man.openbsd.org/OpenBSD-3.7/mprotect.2">mprotect(2)</a>
190: and
191: <a href="https://man.openbsd.org/OpenBSD-3.7/mmap.2">mmap(2)</a>
192: requests need it to. This is now implemented using only GDT selectors
193: instead of the LDT so that it is more robust as well.
1.1 deraadt 194: <br>
1.68 deraadt 195: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/i386/009_i386pmap.patch">
1.40 deraadt 196: A source code patch exists which remedies this problem.</a>
1.1 deraadt 197: <p>
198:
1.68 deraadt 199: <li id="i386machdep">
200: <strong>010: RELIABILITY FIX: January 13, 2006</strong>
201: <i>i386 architecture</i><br>
202: Constrain
203: <a href="https://man.openbsd.org/OpenBSD-3.7/i386/i386_set_ioperm.2">i386_set_ioperm(2)</a>
204: so even root is blocked from accessing the ioports
205: unless the machine is running at lower securelevels or with an open X11 aperture.
1.1 deraadt 206: <br>
1.68 deraadt 207: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/i386/010_i386machdep.patch">
1.40 deraadt 208: A source code patch exists which remedies this problem.</a>
1.1 deraadt 209: <p>
210:
1.68 deraadt 211: <li id="ssh">
212: <strong>011: SECURITY FIX: February 12, 2006</strong>
1.41 deraadt 213: <i>All architectures</i><br>
1.68 deraadt 214: Josh Bressers has reported a weakness in OpenSSH caused due to the insecure use of the
215: <a href="https://man.openbsd.org/OpenBSD-3.7/system.3">system(3)</a>
216: function in
217: <a href="https://man.openbsd.org/OpenBSD-3.7/scp.1">scp(1)</a>
218: when performing copy operations using filenames that are supplied by the user from the command line.
219: This can be exploited to execute shell commands with privileges of the user running
220: <a href="https://man.openbsd.org/OpenBSD-3.7/scp.1">scp(1)</a>.
1.1 deraadt 221: <br>
1.68 deraadt 222: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/011_ssh.patch">
1.40 deraadt 223: A source code patch exists which remedies this problem.</a>
1.1 deraadt 224: <p>
225:
1.68 deraadt 226: <li id="sendmail">
227: <strong>012: SECURITY FIX: March 25, 2006</strong>
1.41 deraadt 228: <i>All architectures</i><br>
1.68 deraadt 229: A race condition has been reported to exist in the handling by sendmail of
230: asynchronous signals. A remote attacker may be able to execute arbitrary code with the
231: privileges of the user running sendmail, typically root.
1.1 deraadt 232: <br>
1.68 deraadt 233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/012_sendmail.patch">
1.40 deraadt 234: A source code patch exists which remedies this problem.</a>
1.1 deraadt 235: <p>
236:
1.68 deraadt 237: <li id="xorg">
238: <strong>013: SECURITY FIX: May 2, 2006</strong>
1.41 deraadt 239: <i>All architectures</i><br>
1.68 deraadt 240: A security vulnerability has been found in the X.Org server –
241: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526">CVE-2006-1526</a>.
242: Clients authorized to connect to the X server are able to crash it and to execute
243: malicious code within the X server.
1.1 deraadt 244: <br>
1.68 deraadt 245: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.7/common/013_xorg.patch">
1.40 deraadt 246: A source code patch exists which remedies this problem.</a>
1.1 deraadt 247: <p>
1.38 deraadt 248:
1.1 deraadt 249: </ul>
250:
1.45 tedu 251: <hr>
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