Annotation of www/errata36.html, Revision 1.72
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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>,
! 80: <a href="errata73.html">7.3</a>.
1.1 deraadt 81: <hr>
82:
1.34 deraadt 83: <p>
1.53 tj 84: Patches for the OpenBSD base system are distributed as unified diffs.
85: Each patch contains usage instructions.
86: All the following patches are also available in one
87: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6.tar.gz">tar.gz file</a>
88: for convenience.
1.1 deraadt 89:
1.34 deraadt 90: <p>
1.53 tj 91: Patches for supported releases are also incorporated into the
1.54 tj 92: <a href="stable.html">-stable branch</a>.
1.34 deraadt 93:
1.1 deraadt 94: <hr>
95:
96: <ul>
97:
1.62 deraadt 98: <li id="st">
99: <strong>001: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 100: <i>All architectures</i><br>
1.62 deraadt 101: Fix detection of tape blocksize during device open. Corrects problem with
102: <a href="https://man.openbsd.org/OpenBSD-3.6/restore.8">restore(8)</a>.
1.6 millert 103: <br>
1.62 deraadt 104: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/001_st.patch">
1.34 deraadt 105: A source code patch exists which remedies this problem.</a>
1.6 millert 106: <p>
107:
1.62 deraadt 108: <li id="bind">
109: <strong>002: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 110: <i>All architectures</i><br>
1.62 deraadt 111: BIND contains a bug which results in BIND trying to contact nameservers via IPv6, even in
112: cases where IPv6 connectivity is non-existent. This results in unnecessary timeouts and
113: thus slow DNS queries.
1.5 millert 114: <br>
1.62 deraadt 115: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/002_bind.patch">
1.34 deraadt 116: A source code patch exists which remedies this problem.</a>
1.5 millert 117: <p>
118:
1.62 deraadt 119: <li id="pppd">
120: <strong>003: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 121: <i>All architectures</i><br>
1.62 deraadt 122: <a href="https://man.openbsd.org/OpenBSD-3.6/pppd.8">pppd(8)</a>
123: contains a bug that allows an attacker to crash his own connection, but it cannot
124: be used to deny service to other users.
1.4 millert 125: <br>
1.62 deraadt 126: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/003_pppd.patch">
1.34 deraadt 127: A source code patch exists which remedies this problem.</a>
1.4 millert 128: <p>
129:
1.62 deraadt 130: <li id="lynx">
131: <strong>004: RELIABILITY FIX: November 10, 2004</strong>
1.35 deraadt 132: <i>All architectures</i><br>
1.62 deraadt 133: Due to a bug in
134: <a href="https://man.openbsd.org/OpenBSD-3.6/lynx.1">lynx(1)</a>
135: it is possible for pages such as
136: <a href="http://lcamtuf.coredump.cx/mangleme/gallery/lynx_die1.html">this</a>
137: to cause
138: <a href="https://man.openbsd.org/OpenBSD-3.6/lynx.1">lynx(1)</a>
139: to exhaust memory and then crash when parsing such pages.
1.3 brad 140: <br>
1.62 deraadt 141: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/004_lynx.patch">
1.34 deraadt 142: A source code patch exists which remedies this problem.</a>
1.3 brad 143: <p>
144:
1.62 deraadt 145: <li id="isakmpd">
146: <strong>005: RELIABILITY FIX: November 21, 2004</strong>
1.35 deraadt 147: <i>All architectures</i><br>
1.62 deraadt 148: Wrong calculation of NAT-D payloads may cause interoperability problems between
149: <a href="https://man.openbsd.org/OpenBSD-3.6/isakmpd.8">isakmpd(8)</a>
150: and other ISAKMP/IKE implementations.
1.1 deraadt 151: <br>
1.62 deraadt 152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/005_isakmpd.patch">
1.34 deraadt 153: A source code patch exists which remedies this problem.</a>
1.1 deraadt 154: <p>
155:
1.62 deraadt 156: <li id="xl">
157: <strong>006: RELIABILITY FIX: November 21, 2004</strong>
1.35 deraadt 158: <i>All architectures</i><br>
1.62 deraadt 159: Fix for transmit side breakage on macppc and mbuf leaks with
160: <a href="https://man.openbsd.org/OpenBSD-3.6/xl.4">xl(4)</a>.
1.1 deraadt 161: <br>
1.62 deraadt 162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/006_xl.patch">
1.34 deraadt 163: A source code patch exists which remedies this problem.</a>
1.1 deraadt 164: <p>
165:
1.62 deraadt 166: <li id="pfkey">
167: <strong>007: SECURITY FIX: December 14, 2004</strong>
1.35 deraadt 168: <i>All architectures</i><br>
1.62 deraadt 169: On systems running
170: <a href="https://man.openbsd.org/OpenBSD-3.6/isakmpd.8">isakmpd(8)</a>
171: it is possible for a local user to cause kernel memory corruption
172: and system panic by setting
173: <a href="https://man.openbsd.org/OpenBSD-3.6/ipsec.4">ipsec(4)</a>
174: credentials on a socket.
1.1 deraadt 175: <br>
1.62 deraadt 176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/007_pfkey.patch">
1.34 deraadt 177: A source code patch exists which remedies this problem.</a>
1.1 deraadt 178: <p>
179:
1.62 deraadt 180: <li id="getcwd">
181: <strong>008: RELIABILITY FIX: January 6, 2005</strong>
1.35 deraadt 182: <i>All architectures</i><br>
1.62 deraadt 183: The
184: <a href="https://man.openbsd.org/OpenBSD-3.6/getcwd.3">getcwd(3)</a>
185: library function contains a memory management error, which causes failure
186: to retrieve the current working directory if the path is very long.
1.1 deraadt 187: <br>
1.62 deraadt 188: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/008_getcwd.patch">
1.34 deraadt 189: A source code patch exists which remedies this problem.</a>
1.1 deraadt 190: <p>
191:
1.62 deraadt 192: <li id="httpd">
193: <strong>009: SECURITY FIX: January 12, 2005</strong>
194: <i>All architectures</i><br>
195: <a href="https://man.openbsd.org/OpenBSD-3.6/httpd.8">httpd(8)</a>
196: 's mod_include module fails to properly validate the length of
197: user supplied tag strings prior to copying them to a local buffer,
198: causing a buffer overflow.
1.1 deraadt 199: <br>
1.62 deraadt 200: This would require enabling the XBitHack directive or server-side
201: includes and making use of a malicious document.
1.1 deraadt 202: <br>
1.62 deraadt 203: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/009_httpd.patch">
1.34 deraadt 204: A source code patch exists which remedies this problem.</a>
1.1 deraadt 205: <p>
206:
1.38 bentley 207: <li id="rtt">
1.61 bentley 208: <strong>010: RELIABILITY FIX: January 11, 2005</strong>
1.35 deraadt 209: <i>All architectures</i><br>
1.1 deraadt 210: A bug in the
1.56 tb 211: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
1.1 deraadt 212: stack allows an invalid argument to be used in calculating the TCP
213: retransmit timeout. By sending packets with specific values in the TCP
214: timestamp option, an attacker can cause a system panic.
215: <br>
1.52 tb 216: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/010_rtt.patch">
1.34 deraadt 217: A source code patch exists which remedies this problem.</a>
1.1 deraadt 218: <p>
219:
1.62 deraadt 220: <li id="locore">
221: <strong>011: SECURITY FIX: February 28, 2005</strong>
222: <i>i386 only</i><br>
223: More stringent checking should be done in the
224: <a href="https://man.openbsd.org/OpenBSD-3.6/copy.9">copy(9)</a>
225: functions to prevent their misuse.
1.1 deraadt 226: <br>
1.62 deraadt 227: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/i386/011_locore.patch">
228: A source code patch exists which remedies this problem.</a>
229: <p>
230:
231: <li id="copy">
232: <strong>012: SECURITY FIX: March 16, 2005</strong>
233: <i>amd64 only</i><br>
234: More stringent checking should be done in the
235: <a href="https://man.openbsd.org/OpenBSD-3.6/copy.9">copy(9)</a>
236: functions to prevent their misuse.
1.1 deraadt 237: <br>
1.62 deraadt 238: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/amd64/012_copy.patch">
1.34 deraadt 239: A source code patch exists which remedies this problem.</a>
1.1 deraadt 240: <p>
241:
1.62 deraadt 242: <li id="sack">
243: <strong>013: RELIABILITY FIX: March 30, 2005</strong>
1.35 deraadt 244: <i>All architectures</i><br>
1.62 deraadt 245: Bugs in the
246: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
247: stack can lead to memory exhaustion or processing of TCP segments with
248: invalid SACK options and cause a system crash.
1.1 deraadt 249: <br>
1.62 deraadt 250: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/013_sack.patch">
1.34 deraadt 251: A source code patch exists which remedies this problem.</a>
1.1 deraadt 252: <p>
253:
1.62 deraadt 254: <li id="telnet">
255: <strong>014: SECURITY FIX: March 30, 2005</strong>
1.35 deraadt 256: <i>All architectures</i><br>
1.62 deraadt 257: Due to buffer overflows in
258: <a href="https://man.openbsd.org/OpenBSD-3.6/telnet.1">telnet(1)</a>,
259: a malicious server or man-in-the-middle attack could allow execution of
260: arbitrary code with the privileges of the user invoking
261: <a href="https://man.openbsd.org/OpenBSD-3.6/telnet.1">telnet(1)</a>.
262: Noone should use telnet anymore. Please use
263: <a href="https://man.openbsd.org/OpenBSD-3.6/ssh.1">ssh(1)</a>.
1.1 deraadt 264: <br>
1.62 deraadt 265: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/014_telnet.patch">
1.34 deraadt 266: A source code patch exists which remedies this problem.</a>
1.1 deraadt 267: <p>
268:
1.62 deraadt 269: <li id="tcp">
270: <strong>015: RELIABILITY FIX: April 4, 2005</strong>
1.35 deraadt 271: <i>All architectures</i><br>
1.62 deraadt 272: Handle an edge condition in
273: <a href="https://man.openbsd.org/OpenBSD-3.6/tcp.4">tcp(4)</a>
274: timestamps.
1.1 deraadt 275: <br>
1.62 deraadt 276: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/015_tcp.patch">
1.34 deraadt 277: A source code patch exists which remedies this problem.</a>
1.1 deraadt 278: <p>
279:
1.62 deraadt 280: <li id="cvs">
281: <strong>016: SECURITY FIX: April 28, 2005</strong>
1.35 deraadt 282: <i>All architectures</i><br>
1.62 deraadt 283: Fix a buffer overflow, memory leaks, and NULL pointer dereference in
284: <a href="https://man.openbsd.org/OpenBSD-3.6/cvs.1">cvs(1)</a>
285: . None of these issues are known to be exploitable.
286: <a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0753">CAN-2005-0753</a>
287: .
1.1 deraadt 288: <br>
1.62 deraadt 289: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/016_cvs.patch">
1.34 deraadt 290: A source code patch exists which remedies this problem.</a>
1.62 deraadt 291: <p>
1.1 deraadt 292:
1.62 deraadt 293: <li id="getsockopt">
294: <strong>017: RELIABILITY FIX: June 15, 2005</strong>
1.35 deraadt 295: <i>All architectures</i><br>
1.62 deraadt 296: As discovered by Stefan Miltchev calling
297: <a href="https://man.openbsd.org/OpenBSD-3.6/getsockopt.2">getsockopt(2)</a>
298: to get
299: <a href="https://man.openbsd.org/OpenBSD-3.6/ipsec.4">ipsec(4)</a>
300: credentials for a socket can result in a kernel panic.
1.1 deraadt 301: <br>
1.62 deraadt 302: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/017_getsockopt.patch">
1.34 deraadt 303: A source code patch exists which remedies this problem.</a>
1.1 deraadt 304: <p>
305:
1.62 deraadt 306: <li id="sudo">
307: <strong>018: SECURITY FIX: June 20, 2005</strong>
1.35 deraadt 308: <i>All architectures</i><br>
1.62 deraadt 309: Due to a race condition in its command pathname handling, a user with
310: <a href="https://man.openbsd.org/OpenBSD-3.6/sudo.8">sudo(8)</a>
311: privileges may be able to run arbitrary commands if the user's entry
312: is followed by an entry that grants <code>sudo ALL</code> privileges to
313: another user.
1.1 deraadt 314: <br>
1.62 deraadt 315: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/018_sudo.patch">
1.34 deraadt 316: A source code patch exists which remedies this problem.</a>
1.1 deraadt 317: <p>
318:
1.62 deraadt 319: <li id="libz">
320: <strong>019: SECURITY FIX: July 6, 2005</strong>
1.35 deraadt 321: <i>All architectures</i><br>
1.62 deraadt 322: A buffer overflow has been found in
323: <a href="https://man.openbsd.org/OpenBSD-3.6/compress.3">compress(3)</a>
324: which may be exploitable.
1.1 deraadt 325: <br>
1.62 deraadt 326: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/019_libz.patch">
1.34 deraadt 327: A source code patch exists which remedies this problem.</a>
1.1 deraadt 328: <p>
329:
1.62 deraadt 330: <li id="libz2">
331: <strong>020: SECURITY FIX: July 21, 2005</strong>
1.35 deraadt 332: <i>All architectures</i><br>
1.62 deraadt 333: A buffer overflow has been found in
334: <a href="https://man.openbsd.org/OpenBSD-3.6/compress.3">compress(3)</a>
335: which may be exploitable.<br>
336: Please note that this fixes a different buffer overflow than the <a href="#libz">previous</a> zlib patch.
1.1 deraadt 337: <br>
1.62 deraadt 338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.6/common/020_libz.patch">
1.34 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 deraadt 340: <p>
1.32 deraadt 341:
1.1 deraadt 342: </ul>
343:
1.39 tedu 344: <hr>