Annotation of www/errata36.html, Revision 1.73
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2: <html lang=en id=errata>
3: <meta charset=utf-8>
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1.49 tj 5: <title>OpenBSD 3.6 Errata</title>
1.1 deraadt 6: <meta name="description" content="the OpenBSD CD errata page">
1.47 deraadt 7: <meta name="viewport" content="width=device-width, initial-scale=1">
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1.51 tb 9: <link rel="canonical" href="https://www.openbsd.org/errata36.html">
1.1 deraadt 10:
1.37 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:
1.61 bentley 17: <h2 id=OpenBSD>
1.47 deraadt 18: <a href="index.html">
1.61 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.6 Errata
1.49 tj 21: </h2>
1.47 deraadt 22: <hr>
1.1 deraadt 23:
24: For errata on a certain release, click below:<br>
1.64 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>,
1.64 schwarze 41: <br>
1.9 deraadt 42: <a href="errata37.html">3.7</a>,
1.10 deraadt 43: <a href="errata38.html">3.8</a>,
1.12 deraadt 44: <a href="errata39.html">3.9</a>,
1.13 deraadt 45: <a href="errata40.html">4.0</a>,
1.15 merdely 46: <a href="errata41.html">4.1</a>,
1.16 deraadt 47: <a href="errata42.html">4.2</a>,
1.17 deraadt 48: <a href="errata43.html">4.3</a>,
1.19 deraadt 49: <a href="errata44.html">4.4</a>,
1.20 deraadt 50: <a href="errata45.html">4.5</a>,
1.21 deraadt 51: <a href="errata46.html">4.6</a>,
1.23 deraadt 52: <a href="errata47.html">4.7</a>,
1.24 miod 53: <a href="errata48.html">4.8</a>,
1.25 nick 54: <a href="errata49.html">4.9</a>,
1.26 sthen 55: <a href="errata50.html">5.0</a>,
1.27 deraadt 56: <a href="errata51.html">5.1</a>,
1.28 deraadt 57: <a href="errata52.html">5.2</a>,
1.64 schwarze 58: <br>
1.29 deraadt 59: <a href="errata53.html">5.3</a>,
1.31 deraadt 60: <a href="errata54.html">5.4</a>,
1.36 jsg 61: <a href="errata55.html">5.5</a>,
1.40 deraadt 62: <a href="errata56.html">5.6</a>,
1.43 deraadt 63: <a href="errata57.html">5.7</a>,
1.44 deraadt 64: <a href="errata58.html">5.8</a>,
1.50 deraadt 65: <a href="errata59.html">5.9</a>,
1.53 tj 66: <a href="errata60.html">6.0</a>,
1.57 deraadt 67: <a href="errata61.html">6.1</a>,
1.58 deraadt 68: <a href="errata62.html">6.2</a>,
1.59 deraadt 69: <a href="errata63.html">6.3</a>,
1.60 deraadt 70: <a href="errata64.html">6.4</a>,
1.63 deraadt 71: <a href="errata65.html">6.5</a>,
1.65 deraadt 72: <a href="errata66.html">6.6</a>,
1.66 deraadt 73: <a href="errata67.html">6.7</a>,
1.67 deraadt 74: <a href="errata68.html">6.8</a>,
1.68 tj 75: <br>
1.69 deraadt 76: <a href="errata69.html">6.9</a>,
1.70 deraadt 77: <a href="errata70.html">7.0</a>,
1.71 deraadt 78: <a href="errata71.html">7.1</a>,
1.72 tj 79: <a href="errata72.html">7.2</a>,
1.73 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 deraadt 82: <hr>
83:
1.34 deraadt 84: <p>
1.53 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch contains usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6.tar.gz">tar.gz file</a>
89: for convenience.
1.1 deraadt 90:
1.34 deraadt 91: <p>
1.53 tj 92: Patches for supported releases are also incorporated into the
1.54 tj 93: <a href="stable.html">-stable branch</a>.
1.34 deraadt 94:
1.1 deraadt 95: <hr>
96:
97: <ul>
98:
1.62 deraadt 99: <li id="st">
100: <strong>001: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 101: <i>All architectures</i><br>
1.62 deraadt 102: Fix detection of tape blocksize during device open. Corrects problem with
103: <a href="https://man.openbsd.org/OpenBSD-3.6/restore.8">restore(8)</a>.
1.6 millert 104: <br>
1.62 deraadt 105: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/001_st.patch">
1.34 deraadt 106: A source code patch exists which remedies this problem.</a>
1.6 millert 107: <p>
108:
1.62 deraadt 109: <li id="bind">
110: <strong>002: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 111: <i>All architectures</i><br>
1.62 deraadt 112: BIND contains a bug which results in BIND trying to contact nameservers via IPv6, even in
113: cases where IPv6 connectivity is non-existent. This results in unnecessary timeouts and
114: thus slow DNS queries.
1.5 millert 115: <br>
1.62 deraadt 116: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/002_bind.patch">
1.34 deraadt 117: A source code patch exists which remedies this problem.</a>
1.5 millert 118: <p>
119:
1.62 deraadt 120: <li id="pppd">
121: <strong>003: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 122: <i>All architectures</i><br>
1.62 deraadt 123: <a href="https://man.openbsd.org/OpenBSD-3.6/pppd.8">pppd(8)</a>
124: contains a bug that allows an attacker to crash his own connection, but it cannot
125: be used to deny service to other users.
1.4 millert 126: <br>
1.62 deraadt 127: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/003_pppd.patch">
1.34 deraadt 128: A source code patch exists which remedies this problem.</a>
1.4 millert 129: <p>
130:
1.62 deraadt 131: <li id="lynx">
132: <strong>004: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 133: <i>All architectures</i><br>
1.62 deraadt 134: Due to a bug in
135: <a href="https://man.openbsd.org/OpenBSD-3.6/lynx.1">lynx(1)</a>
136: it is possible for pages such as
137: <a href="http://lcamtuf.coredump.cx/mangleme/gallery/lynx_die1.html">this</a>
138: to cause
139: <a href="https://man.openbsd.org/OpenBSD-3.6/lynx.1">lynx(1)</a>
140: to exhaust memory and then crash when parsing such pages.
1.3 brad 141: <br>
1.62 deraadt 142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/004_lynx.patch">
1.34 deraadt 143: A source code patch exists which remedies this problem.</a>
1.3 brad 144: <p>
145:
1.62 deraadt 146: <li id="isakmpd">
147: <strong>005: RELIABILITY FIX: November 21, 2004</strong>
1.35 deraadt 148: <i>All architectures</i><br>
1.62 deraadt 149: Wrong calculation of NAT-D payloads may cause interoperability problems between
150: <a href="https://man.openbsd.org/OpenBSD-3.6/isakmpd.8">isakmpd(8)</a>
151: and other ISAKMP/IKE implementations.
1.1 deraadt 152: <br>
1.62 deraadt 153: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/005_isakmpd.patch">
1.34 deraadt 154: A source code patch exists which remedies this problem.</a>
1.1 deraadt 155: <p>
156:
1.62 deraadt 157: <li id="xl">
158: <strong>006: RELIABILITY FIX: November 21, 2004</strong>
1.35 deraadt 159: <i>All architectures</i><br>
1.62 deraadt 160: Fix for transmit side breakage on macppc and mbuf leaks with
161: <a href="https://man.openbsd.org/OpenBSD-3.6/xl.4">xl(4)</a>.
1.1 deraadt 162: <br>
1.62 deraadt 163: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/006_xl.patch">
1.34 deraadt 164: A source code patch exists which remedies this problem.</a>
1.1 deraadt 165: <p>
166:
1.62 deraadt 167: <li id="pfkey">
168: <strong>007: SECURITY FIX: December 14, 2004</strong>
1.35 deraadt 169: <i>All architectures</i><br>
1.62 deraadt 170: On systems running
171: <a href="https://man.openbsd.org/OpenBSD-3.6/isakmpd.8">isakmpd(8)</a>
172: it is possible for a local user to cause kernel memory corruption
173: and system panic by setting
174: <a href="https://man.openbsd.org/OpenBSD-3.6/ipsec.4">ipsec(4)</a>
175: credentials on a socket.
1.1 deraadt 176: <br>
1.62 deraadt 177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/007_pfkey.patch">
1.34 deraadt 178: A source code patch exists which remedies this problem.</a>
1.1 deraadt 179: <p>
180:
1.62 deraadt 181: <li id="getcwd">
182: <strong>008: RELIABILITY FIX: January 6, 2005</strong>
1.35 deraadt 183: <i>All architectures</i><br>
1.62 deraadt 184: The
185: <a href="https://man.openbsd.org/OpenBSD-3.6/getcwd.3">getcwd(3)</a>
186: library function contains a memory management error, which causes failure
187: to retrieve the current working directory if the path is very long.
1.1 deraadt 188: <br>
1.62 deraadt 189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/008_getcwd.patch">
1.34 deraadt 190: A source code patch exists which remedies this problem.</a>
1.1 deraadt 191: <p>
192:
1.62 deraadt 193: <li id="httpd">
194: <strong>009: SECURITY FIX: January 12, 2005</strong>
195: <i>All architectures</i><br>
196: <a href="https://man.openbsd.org/OpenBSD-3.6/httpd.8">httpd(8)</a>
197: 's mod_include module fails to properly validate the length of
198: user supplied tag strings prior to copying them to a local buffer,
199: causing a buffer overflow.
1.1 deraadt 200: <br>
1.62 deraadt 201: This would require enabling the XBitHack directive or server-side
202: includes and making use of a malicious document.
1.1 deraadt 203: <br>
1.62 deraadt 204: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/009_httpd.patch">
1.34 deraadt 205: A source code patch exists which remedies this problem.</a>
1.1 deraadt 206: <p>
207:
1.38 bentley 208: <li id="rtt">
1.61 bentley 209: <strong>010: RELIABILITY FIX: January 11, 2005</strong>
1.35 deraadt 210: <i>All architectures</i><br>
1.1 deraadt 211: A bug in the
1.56 tb 212: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
1.1 deraadt 213: stack allows an invalid argument to be used in calculating the TCP
214: retransmit timeout. By sending packets with specific values in the TCP
215: timestamp option, an attacker can cause a system panic.
216: <br>
1.52 tb 217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/010_rtt.patch">
1.34 deraadt 218: A source code patch exists which remedies this problem.</a>
1.1 deraadt 219: <p>
220:
1.62 deraadt 221: <li id="locore">
222: <strong>011: SECURITY FIX: February 28, 2005</strong>
223: <i>i386 only</i><br>
224: More stringent checking should be done in the
225: <a href="https://man.openbsd.org/OpenBSD-3.6/copy.9">copy(9)</a>
226: functions to prevent their misuse.
1.1 deraadt 227: <br>
1.62 deraadt 228: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/i386/011_locore.patch">
229: A source code patch exists which remedies this problem.</a>
230: <p>
231:
232: <li id="copy">
233: <strong>012: SECURITY FIX: March 16, 2005</strong>
234: <i>amd64 only</i><br>
235: More stringent checking should be done in the
236: <a href="https://man.openbsd.org/OpenBSD-3.6/copy.9">copy(9)</a>
237: functions to prevent their misuse.
1.1 deraadt 238: <br>
1.62 deraadt 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/amd64/012_copy.patch">
1.34 deraadt 240: A source code patch exists which remedies this problem.</a>
1.1 deraadt 241: <p>
242:
1.62 deraadt 243: <li id="sack">
244: <strong>013: RELIABILITY FIX: March 30, 2005</strong>
1.35 deraadt 245: <i>All architectures</i><br>
1.62 deraadt 246: Bugs in the
247: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
248: stack can lead to memory exhaustion or processing of TCP segments with
249: invalid SACK options and cause a system crash.
1.1 deraadt 250: <br>
1.62 deraadt 251: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/013_sack.patch">
1.34 deraadt 252: A source code patch exists which remedies this problem.</a>
1.1 deraadt 253: <p>
254:
1.62 deraadt 255: <li id="telnet">
256: <strong>014: SECURITY FIX: March 30, 2005</strong>
1.35 deraadt 257: <i>All architectures</i><br>
1.62 deraadt 258: Due to buffer overflows in
259: <a href="https://man.openbsd.org/OpenBSD-3.6/telnet.1">telnet(1)</a>,
260: a malicious server or man-in-the-middle attack could allow execution of
261: arbitrary code with the privileges of the user invoking
262: <a href="https://man.openbsd.org/OpenBSD-3.6/telnet.1">telnet(1)</a>.
263: Noone should use telnet anymore. Please use
264: <a href="https://man.openbsd.org/OpenBSD-3.6/ssh.1">ssh(1)</a>.
1.1 deraadt 265: <br>
1.62 deraadt 266: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/014_telnet.patch">
1.34 deraadt 267: A source code patch exists which remedies this problem.</a>
1.1 deraadt 268: <p>
269:
1.62 deraadt 270: <li id="tcp">
271: <strong>015: RELIABILITY FIX: April 4, 2005</strong>
1.35 deraadt 272: <i>All architectures</i><br>
1.62 deraadt 273: Handle an edge condition in
274: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
275: timestamps.
1.1 deraadt 276: <br>
1.62 deraadt 277: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/015_tcp.patch">
1.34 deraadt 278: A source code patch exists which remedies this problem.</a>
1.1 deraadt 279: <p>
280:
1.62 deraadt 281: <li id="cvs">
282: <strong>016: SECURITY FIX: April 28, 2005</strong>
1.35 deraadt 283: <i>All architectures</i><br>
1.62 deraadt 284: Fix a buffer overflow, memory leaks, and NULL pointer dereference in
285: <a href="https://man.openbsd.org/OpenBSD-3.6/cvs.1">cvs(1)</a>
286: . None of these issues are known to be exploitable.
287: <a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0753">CAN-2005-0753</a>
288: .
1.1 deraadt 289: <br>
1.62 deraadt 290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/016_cvs.patch">
1.34 deraadt 291: A source code patch exists which remedies this problem.</a>
1.62 deraadt 292: <p>
1.1 deraadt 293:
1.62 deraadt 294: <li id="getsockopt">
295: <strong>017: RELIABILITY FIX: June 15, 2005</strong>
1.35 deraadt 296: <i>All architectures</i><br>
1.62 deraadt 297: As discovered by Stefan Miltchev calling
298: <a href="https://man.openbsd.org/OpenBSD-3.6/getsockopt.2">getsockopt(2)</a>
299: to get
300: <a href="https://man.openbsd.org/OpenBSD-3.6/ipsec.4">ipsec(4)</a>
301: credentials for a socket can result in a kernel panic.
1.1 deraadt 302: <br>
1.62 deraadt 303: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/017_getsockopt.patch">
1.34 deraadt 304: A source code patch exists which remedies this problem.</a>
1.1 deraadt 305: <p>
306:
1.62 deraadt 307: <li id="sudo">
308: <strong>018: SECURITY FIX: June 20, 2005</strong>
1.35 deraadt 309: <i>All architectures</i><br>
1.62 deraadt 310: Due to a race condition in its command pathname handling, a user with
311: <a href="https://man.openbsd.org/OpenBSD-3.6/sudo.8">sudo(8)</a>
312: privileges may be able to run arbitrary commands if the user's entry
313: is followed by an entry that grants <code>sudo ALL</code> privileges to
314: another user.
1.1 deraadt 315: <br>
1.62 deraadt 316: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/018_sudo.patch">
1.34 deraadt 317: A source code patch exists which remedies this problem.</a>
1.1 deraadt 318: <p>
319:
1.62 deraadt 320: <li id="libz">
321: <strong>019: SECURITY FIX: July 6, 2005</strong>
1.35 deraadt 322: <i>All architectures</i><br>
1.62 deraadt 323: A buffer overflow has been found in
324: <a href="https://man.openbsd.org/OpenBSD-3.6/compress.3">compress(3)</a>
325: which may be exploitable.
1.1 deraadt 326: <br>
1.62 deraadt 327: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/019_libz.patch">
1.34 deraadt 328: A source code patch exists which remedies this problem.</a>
1.1 deraadt 329: <p>
330:
1.62 deraadt 331: <li id="libz2">
332: <strong>020: SECURITY FIX: July 21, 2005</strong>
1.35 deraadt 333: <i>All architectures</i><br>
1.62 deraadt 334: A buffer overflow has been found in
335: <a href="https://man.openbsd.org/OpenBSD-3.6/compress.3">compress(3)</a>
336: which may be exploitable.<br>
337: Please note that this fixes a different buffer overflow than the <a href="#libz">previous</a> zlib patch.
1.1 deraadt 338: <br>
1.62 deraadt 339: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/020_libz.patch">
1.34 deraadt 340: A source code patch exists which remedies this problem.</a>
1.1 deraadt 341: <p>
1.32 deraadt 342:
1.1 deraadt 343: </ul>
344:
1.39 tedu 345: <hr>