Annotation of www/errata34.html, Revision 1.103
1.90 bentley 1: <!doctype html>
2: <html lang=en id=errata>
3: <meta charset=utf-8>
4:
1.77 tj 5: <title>OpenBSD 3.4 Errata</title>
1.1 deraadt 6: <meta name="description" content="the OpenBSD CD errata page">
1.75 deraadt 7: <meta name="viewport" content="width=device-width, initial-scale=1">
8: <link rel="stylesheet" type="text/css" href="openbsd.css">
1.79 tb 9: <link rel="canonical" href="https://www.openbsd.org/errata34.html">
1.1 deraadt 10:
1.65 deraadt 11: <!--
12: IMPORTANT REMINDER
13: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
14: -->
1.1 deraadt 15:
1.90 bentley 16: <h2 id=OpenBSD>
1.75 deraadt 17: <a href="index.html">
1.90 bentley 18: <i>Open</i><b>BSD</b></a>
19: 3.4 Errata
1.77 tj 20: </h2>
1.75 deraadt 21: <hr>
1.1 deraadt 22:
23: For errata on a certain release, click below:<br>
1.93 schwarze 24: <a href="errata20.html">2.0</a>,
1.1 deraadt 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>,
1.2 david 37: <a href="errata33.html">3.3</a>,
1.25 miod 38: <a href="errata35.html">3.5</a>,
1.33 deraadt 39: <a href="errata36.html">3.6</a>,
1.93 schwarze 40: <br>
1.58 deraadt 41: <a href="errata37.html">3.7</a>,
1.36 deraadt 42: <a href="errata38.html">3.8</a>,
1.37 deraadt 43: <a href="errata39.html">3.9</a>,
1.38 deraadt 44: <a href="errata40.html">4.0</a>,
1.41 merdely 45: <a href="errata41.html">4.1</a>,
1.42 deraadt 46: <a href="errata42.html">4.2</a>,
1.43 deraadt 47: <a href="errata43.html">4.3</a>,
1.45 deraadt 48: <a href="errata44.html">4.4</a>,
1.46 deraadt 49: <a href="errata45.html">4.5</a>,
1.47 deraadt 50: <a href="errata46.html">4.6</a>,
1.49 deraadt 51: <a href="errata47.html">4.7</a>,
1.50 miod 52: <a href="errata48.html">4.8</a>,
1.51 nick 53: <a href="errata49.html">4.9</a>,
1.52 sthen 54: <a href="errata50.html">5.0</a>,
1.53 deraadt 55: <a href="errata51.html">5.1</a>,
1.54 deraadt 56: <a href="errata52.html">5.2</a>,
1.93 schwarze 57: <br>
1.55 deraadt 58: <a href="errata53.html">5.3</a>,
1.56 deraadt 59: <a href="errata54.html">5.4</a>,
1.64 jsg 60: <a href="errata55.html">5.5</a>,
1.68 deraadt 61: <a href="errata56.html">5.6</a>,
1.71 deraadt 62: <a href="errata57.html">5.7</a>,
1.72 deraadt 63: <a href="errata58.html">5.8</a>,
1.78 deraadt 64: <a href="errata59.html">5.9</a>,
1.81 tj 65: <a href="errata60.html">6.0</a>,
1.86 deraadt 66: <a href="errata61.html">6.1</a>,
1.87 deraadt 67: <a href="errata62.html">6.2</a>,
1.88 deraadt 68: <a href="errata63.html">6.3</a>,
1.89 deraadt 69: <a href="errata64.html">6.4</a>,
1.92 deraadt 70: <a href="errata65.html">6.5</a>,
1.94 deraadt 71: <a href="errata66.html">6.6</a>,
1.95 deraadt 72: <a href="errata67.html">6.7</a>,
1.96 deraadt 73: <a href="errata68.html">6.8</a>,
1.97 tj 74: <br>
1.98 deraadt 75: <a href="errata69.html">6.9</a>,
1.99 deraadt 76: <a href="errata70.html">7.0</a>,
1.100 deraadt 77: <a href="errata71.html">7.1</a>,
1.101 tj 78: <a href="errata72.html">7.2</a>,
1.102 tj 79: <a href="errata73.html">7.3</a>,
1.103 ! tj 80: <a href="errata74.html">7.4</a>,
! 81: <a href="errata75.html">7.5</a>.
1.95 deraadt 82: <hr>
1.1 deraadt 83: <hr>
84:
1.59 deraadt 85: <p>
1.81 tj 86: Patches for the OpenBSD base system are distributed as unified diffs.
87: Each patch contains usage instructions.
88: All the following patches are also available in one
89: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4.tar.gz">tar.gz file</a>
90: for convenience.
1.1 deraadt 91:
1.59 deraadt 92: <p>
1.81 tj 93: Patches for supported releases are also incorporated into the
1.82 tj 94: <a href="stable.html">-stable branch</a>.
1.59 deraadt 95:
1.1 deraadt 96: <hr>
97:
98: <ul>
1.91 deraadt 99:
100: <li id="cd_booklet">
101: <strong>001: DOCUMENTATION FIX: November 1, 2003</strong>
102: <i>All architectures</i><br>
103: The CD insert documentation has an incorrect example for package installation.<br>
104: Where it is written:<p>
105: <b>
106: # pkg_add https://ftp.openbsd.org/pub/OpenBSD/3.4/packages/i386</b><p>
107: It should instead read:<p>
108: <b>
109: # pkg_add https://ftp.openbsd.org/pub/OpenBSD/3.4/packages/i386/</b><p>
110: The extra <b>/</b> at the end is important. We do not make
111: patch files available for things printed on paper.
112: <p>
113:
114: <li id="asn1">
115: <strong>002: SECURITY FIX: November 1, 2003</strong>
116: <i>All architectures</i><br>
117: The use of certain ASN.1 encodings or malformed public keys may allow an
118: attacker to mount a denial of service attack against applications linked with
119: <a href="https://man.openbsd.org/OpenBSD-3.4/ssl.3">ssl(3)</a>.
120: This does not affect OpenSSH.<br>
121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/002_asn1.patch">
122: A source code patch exists which remedies this problem.</a>
123: <p>
124:
125: <li id="arp">
126: <strong>003: RELIABILITY FIX: November 1, 2003</strong>
1.62 deraadt 127: <i>All architectures</i><br>
1.91 deraadt 128: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
129: requests.<br>
130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/003_arp.patch">
1.59 deraadt 131: A source code patch exists which remedies this problem.</a>
1.31 markus 132: <p>
1.91 deraadt 133:
134: <li id="httpd">
135: <strong>004: RELIABILITY FIX: November 1, 2003</strong>
1.62 deraadt 136: <i>All architectures</i><br>
1.91 deraadt 137: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
138: file can crash
139: <a href="https://man.openbsd.org/OpenBSD-3.4/httpd.8">httpd(8)</a>
140: or potentially run arbitrary code as the user <code>www</code> (although it
141: is believed that ProPolice will prevent code execution).
1.28 brad 142: <br>
1.91 deraadt 143: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/004_httpd.patch">
1.59 deraadt 144: A source code patch exists which remedies this problem.</a>
1.28 brad 145: <p>
1.91 deraadt 146:
147: <li id="exec">
148: <strong>005: RELIABILITY FIX: November 4, 2003</strong>
1.62 deraadt 149: <i>All architectures</i><br>
1.91 deraadt 150: It is possible for a local user to cause a system panic by executing a specially crafted binary with an invalid header.
1.26 brad 151: <br>
1.91 deraadt 152: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/005_exec.patch">
1.59 deraadt 153: A source code patch exists which remedies this problem.</a>
1.26 brad 154: <p>
1.91 deraadt 155:
156: <li id="ibcs2">
157: <strong>006: SECURITY FIX: November 17, 2003</strong>
158: <i>i386 only</i><br>
159: It may be possible for a local user to overrun the stack in
160: <a href="https://man.openbsd.org/OpenBSD-3.4/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
161: ProPolice catches this, turning a potential privilege escalation into a denial
162: of service. iBCS2 emulation does not need to be enabled via
163: <a href="https://man.openbsd.org/OpenBSD-3.4/sysctl.8">sysctl(8)</a>
164: for this to happen.
1.26 brad 165: <br>
1.91 deraadt 166: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/i386/006_ibcs2.patch">
1.59 deraadt 167: A source code patch exists which remedies this problem.</a>
1.26 brad 168: <p>
1.91 deraadt 169:
170: <li id="uvm">
171: <strong>007: RELIABILITY FIX: November 20, 2003</strong>
1.62 deraadt 172: <i>All architectures</i><br>
1.91 deraadt 173: It is possible for a local user to cause a crash via
174: <a href="https://man.openbsd.org/OpenBSD-3.4/sysctl.3">sysctl(3)</a> with certain arguments.
1.24 millert 175: <br>
1.91 deraadt 176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/007_uvm.patch">
1.59 deraadt 177: A source code patch exists which remedies this problem.</a>
1.24 millert 178: <p>
1.91 deraadt 179:
180: <li id="sem">
181: <strong>008: RELIABILITY FIX: November 20, 2003</strong>
1.62 deraadt 182: <i>All architectures</i><br>
1.91 deraadt 183: An improper bounds check makes it possible for a local user to cause a crash
184: by passing the
185: <a href="https://man.openbsd.org/OpenBSD-3.4/semctl.2">semctl(2)</a> and
186: <a href="https://man.openbsd.org/OpenBSD-3.4/semop.2">semop(2)</a> functions
187: certain arguments.
1.23 brad 188: <br>
1.91 deraadt 189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/008_sem.patch">
1.59 deraadt 190: A source code patch exists which remedies this problem.</a>
1.23 brad 191: <p>
1.91 deraadt 192:
193: <li id="isakmpd">
194: <strong>009: SECURITY FIX: January 13, 2004</strong>
1.62 deraadt 195: <i>All architectures</i><br>
1.91 deraadt 196: Several message handling flaws in
197: <a href="https://man.openbsd.org/OpenBSD-3.4/isakmpd.8">isakmpd(8)</a>
198: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs. The patch also
199: includes a reliability fix for a filedescriptor leak that causes problems when a crypto card is
200: installed.
1.22 brad 201: <br>
1.91 deraadt 202: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/009_isakmpd.patch">
1.59 deraadt 203: A source code patch exists which remedies this problem.</a>
1.22 brad 204: <p>
205:
1.91 deraadt 206: <li id="sysvshm">
207: <strong>010: SECURITY FIX: February 5, 2004</strong>
1.62 deraadt 208: <i>All architectures</i><br>
1.91 deraadt 209: A reference counting bug exists in the
210: <a href="https://man.openbsd.org/OpenBSD-3.4/shmat.2">shmat(2)</a>
211: system call that could be used by an attacker to write to kernel memory
212: under certain circumstances.
1.19 brad 213: <br>
1.91 deraadt 214: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/010_sysvshm.patch">
1.59 deraadt 215: A source code patch exists which remedies this problem.</a>
1.19 brad 216: <p>
1.91 deraadt 217:
218: <li id="ip6">
219: <strong>011: SECURITY FIX: February 8, 2004</strong>
1.62 deraadt 220: <i>All architectures</i><br>
1.91 deraadt 221: An IPv6 MTU handling problem exists that could be used by an attacker
222: to cause a denial of service attack against hosts with reachable IPv6
223: TCP ports.
1.18 brad 224: <br>
1.91 deraadt 225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/011_ip6.patch">
1.59 deraadt 226: A source code patch exists which remedies this problem.</a>
1.18 brad 227: <p>
1.91 deraadt 228:
229: <li id="font">
230: <strong>012: RELIABILITY FIX: February 14, 2004</strong>
1.62 deraadt 231: <i>All architectures</i><br>
1.91 deraadt 232: Several buffer overflows exist in the code parsing
233: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
234: exploited to gain privileges, but they can cause the X server to abort.
1.17 brad 235: <br>
1.91 deraadt 236: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/012_font.patch">
1.59 deraadt 237: A source code patch exists which remedies this problem.</a>
1.17 brad 238: <p>
1.91 deraadt 239:
240: <li id="tcp">
241: <strong>013: RELIABILITY FIX: March 8, 2004</strong>
1.62 deraadt 242: <i>All architectures</i><br>
1.91 deraadt 243: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
244: TCP segments are queued in the system. An attacker could
245: send out-of-order TCP segments and trick the system into using all
246: available memory buffers.
1.15 brad 247: <br>
1.91 deraadt 248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/013_tcp.patch">
1.59 deraadt 249: A source code patch exists which remedies this problem.</a>
1.15 brad 250: <p>
1.91 deraadt 251:
252: <li id="httpd2">
253: <strong>014: SECURITY FIX: March 13, 2004</strong>
1.62 deraadt 254: <i>All architectures</i><br>
1.91 deraadt 255: Due to a bug in the parsing of Allow/Deny rules for
256: <a href="https://man.openbsd.org/OpenBSD-3.4/httpd.8">httpd(8)'s</a>
257: access module, using IP addresses without a netmask on big endian 64-bit
258: platforms causes the rules to fail to match. This only affects sparc64.
1.14 brad 259: <br>
1.91 deraadt 260: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/014_httpd2.patch">
1.59 deraadt 261: A source code patch exists which remedies this problem.</a>
1.14 brad 262: <p>
1.91 deraadt 263:
264: <li id="isakmpd2">
265: <strong>015: RELIABILITY FIX: March 17, 2004</strong>
1.62 deraadt 266: <i>All architectures</i><br>
1.91 deraadt 267: Defects in the payload validation and processing functions of
268: <a href="https://man.openbsd.org/OpenBSD-3.4/isakmpd.8">isakmpd(8)</a>
269: have been discovered. An attacker could send malformed ISAKMP messages and
270: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
271: and removes some memory leaks.
1.13 millert 272: <br>
1.91 deraadt 273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/015_isakmpd2.patch">
1.59 deraadt 274: A source code patch exists which remedies this problem.</a>
1.13 millert 275: <p>
1.91 deraadt 276:
277: <li id="openssl">
278: <strong>016: RELIABILITY FIX: March 17, 2004</strong>
1.62 deraadt 279: <i>All architectures</i><br>
1.91 deraadt 280: A missing check for a NULL-pointer dereference has been found in
281: <a href="https://man.openbsd.org/OpenBSD-3.4/ssl.3">ssl(3)</a>.
282: A remote attacker can use the bug to cause an OpenSSL application to crash;
283: this may lead to a denial of service.
1.10 beck 284: <br>
1.91 deraadt 285: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/016_openssl.patch">
1.59 deraadt 286: A source code patch exists which remedies this problem.</a>
1.10 beck 287: <p>
1.91 deraadt 288:
289: <li id="cvs">
290: <strong>017: SECURITY FIX: May 5, 2004</strong>
1.62 deraadt 291: <i>All architectures</i><br>
1.91 deraadt 292: Pathname validation problems have been found in
293: <a href="https://man.openbsd.org/OpenBSD-3.4/cvs.1">cvs(1)</a>,
294: allowing malicious clients to create files outside the repository, allowing
295: malicious servers to overwrite files outside the local CVS tree on
296: the client and allowing clients to check out files outside the CVS
297: repository.
1.9 otto 298: <br>
1.91 deraadt 299: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/017_cvs.patch">
1.59 deraadt 300: A source code patch exists which remedies this problem.</a>
1.9 otto 301: <p>
1.91 deraadt 302:
303: <li id="gdt">
304: <strong>018: RELIABILITY FIX: May 5, 2004</strong>
1.62 deraadt 305: <i>All architectures</i><br>
1.91 deraadt 306: Under load "recent model"
307: <a href="https://man.openbsd.org/OpenBSD-3.4/gdt.4">gdt(4)</a>
308: controllers will lock up.
1.7 tedu 309: <br>
1.91 deraadt 310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/018_gdt.patch">
1.59 deraadt 311: A source code patch exists which remedies this problem.</a>
1.7 tedu 312: <p>
1.91 deraadt 313:
1.66 bentley 314: <li id="tcp2">
1.90 bentley 315: <strong>019: RELIABILITY FIX: May 6, 2004</strong>
1.62 deraadt 316: <i>All architectures</i><br>
1.6 brad 317: Reply to in-window SYN with a rate-limited ACK.
318: <br>
1.80 tb 319: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/019_tcp2.patch">
1.59 deraadt 320: A source code patch exists which remedies this problem.</a>
1.6 brad 321: <p>
1.91 deraadt 322:
323: <li id="procfs">
324: <strong>020: SECURITY FIX: May 13, 2004</strong>
1.62 deraadt 325: <i>All architectures</i><br>
1.91 deraadt 326: Check for integer overflow in procfs. Use of procfs is not recommended.
1.5 brad 327: <br>
1.91 deraadt 328: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/020_procfs.patch">
1.59 deraadt 329: A source code patch exists which remedies this problem.</a>
1.5 brad 330: <p>
1.91 deraadt 331:
332: <li id="cvs2">
333: <strong>021: SECURITY FIX: May 20, 2004</strong>
1.62 deraadt 334: <i>All architectures</i><br>
1.91 deraadt 335: A heap overflow in the
336: <a href="https://man.openbsd.org/OpenBSD-3.4/cvs.1">cvs(1)</a>
337: server has been discovered that can be exploited by clients sending
338: malformed requests, enabling these clients to run arbitrary code
339: with the same privileges as the CVS server program.
1.4 otto 340: <br>
1.91 deraadt 341: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/021_cvs2.patch">
1.59 deraadt 342: A source code patch exists which remedies this problem.</a>
1.4 otto 343: <p>
1.91 deraadt 344:
345: <li id="kerberos">
346: <strong>022: SECURITY FIX: May 30, 2004</strong>
1.62 deraadt 347: <i>All architectures</i><br>
1.91 deraadt 348: A flaw in the Kerberos V
349: <a href="https://man.openbsd.org/OpenBSD-3.4/kdc.8">kdc(8)</a>
350: server could result in the administrator of a Kerberos realm having
351: the ability to impersonate any principal in any other realm which
352: has established a cross-realm trust with their realm. The flaw is due to
353: inadequate checking of the "transited" field in a Kerberos request. For
354: more details see <a href="http://www.pdc.kth.se/heimdal/advisory/2004-04-01/">
355: Heimdal's announcement</a>.
1.1 deraadt 356: <br>
1.91 deraadt 357: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/022_kerberos.patch">
1.59 deraadt 358: A source code patch exists which remedies this problem.</a>
1.1 deraadt 359: <p>
1.91 deraadt 360:
361: <li id="cvs3">
362: <strong>023: SECURITY FIX: June 9, 2004</strong>
1.62 deraadt 363: <i>All architectures</i><br>
1.91 deraadt 364: Multiple remote vulnerabilities have been found in the
365: <a href="https://man.openbsd.org/OpenBSD-3.4/cvs.1">cvs(1)</a>
366: server that allow an attacker to crash the server or possibly execute arbitrary
367: code with the same privileges as the CVS server program.
1.1 deraadt 368: <br>
1.91 deraadt 369: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/023_cvs3.patch">
1.59 deraadt 370: A source code patch exists which remedies this problem.</a>
1.1 deraadt 371: <p>
1.91 deraadt 372:
373: <li id="isakmpd3">
374: <strong>024: SECURITY FIX: June 10, 2004</strong>
1.62 deraadt 375: <i>All architectures</i><br>
1.91 deraadt 376: As
377: <a href="http://seclists.org/lists/fulldisclosure/2004/Jun/0191.html">disclosed</a>
378: by Thomas Walpuski
379: <a href="https://man.openbsd.org/OpenBSD-3.4/isakmpd.8">isakmpd(8)</a>
380: is still vulnerable to unauthorized SA deletion. An attacker can delete IPsec
381: tunnels at will.
1.1 deraadt 382: <br>
1.91 deraadt 383: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/024_isakmpd3.patch">
1.59 deraadt 384: A source code patch exists which remedies this problem.</a>
1.1 deraadt 385: <p>
1.91 deraadt 386:
387: <li id="httpd3">
388: <strong>025: SECURITY FIX: June 12, 2004</strong>
1.62 deraadt 389: <i>All architectures</i><br>
1.91 deraadt 390: Multiple vulnerabilities have been found in
391: <a href="https://man.openbsd.org/OpenBSD-3.4/httpd.8">httpd(8)</a>
392: / mod_ssl.
393: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0020">CAN-2003-0020</a>,
394: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0987">CAN-2003-0987</a>,
395: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0488">CAN-2004-0488</a>,
396: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0492">CAN-2004-0492</a>.
1.1 deraadt 397: <br>
1.91 deraadt 398: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/025_httpd3.patch">
1.59 deraadt 399: A source code patch exists which remedies this problem.</a>
1.1 deraadt 400: <p>
1.91 deraadt 401:
402: <li id="rnd">
403: <strong>026: RELIABILITY FIX: Jul 25, 2004</strong>
1.62 deraadt 404: <i>All architectures</i><br>
1.91 deraadt 405: Under a certain network load the kernel can run out of stack space. This was
406: encountered in an environment using CARP on a VLAN interface. This issue initially
407: manifested itself as a FPU related crash on boot up.
1.1 deraadt 408: <br>
1.91 deraadt 409: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/026_rnd.patch">
1.59 deraadt 410: A source code patch exists which remedies this problem.</a>
1.1 deraadt 411: <p>
1.91 deraadt 412:
413: <li id="icmp">
414: <strong>027: RELIABILITY FIX: August 25, 2004</strong>
1.62 deraadt 415: <i>All architectures</i><br>
1.91 deraadt 416: Improved verification of ICMP errors in order to minimize the impact of ICMP attacks
417: against TCP.
418: <br>
419: <a href="http://www.gont.com.ar/drafts/icmp-attacks-against-tcp.html">http://www.gont.com.ar/drafts/icmp-attacks-against-tcp.html</a>
1.1 deraadt 420: <br>
1.91 deraadt 421: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/027_icmp.patch">
1.59 deraadt 422: A source code patch exists which remedies this problem.</a>
1.1 deraadt 423: <p>
1.91 deraadt 424:
425:
426:
427:
428:
429: <li id="pfkey">
430: <strong>035: SECURITY FIX: December 13, 2004</strong>
1.62 deraadt 431: <i>All architectures</i><br>
1.91 deraadt 432: On systems running
433: <a href="https://man.openbsd.org/OpenBSD-3.4/isakmpd.8">isakmpd(8)</a>
434: it is possible for a local user to cause kernel memory corruption
435: and system panic by setting
436: <a href="https://man.openbsd.org/OpenBSD-3.4/ipsec.4">ipsec(4)</a>
437: credentials on a socket.
1.1 deraadt 438: <br>
1.91 deraadt 439: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/035_pfkey.patch">
1.59 deraadt 440: A source code patch exists which remedies this problem.</a>
1.1 deraadt 441: <p>
1.91 deraadt 442:
443: <li id="lynx">
444: <strong>034: RELIABILITY FIX: November 10, 2004</strong>
1.62 deraadt 445: <i>All architectures</i><br>
1.91 deraadt 446: Due to a bug in
447: <a href="https://man.openbsd.org/OpenBSD-3.4/lynx.1">lynx(1)</a>
448: it is possible for pages such as
449: <a href="http://lcamtuf.coredump.cx/mangleme/gallery/lynx_die1.html">this</a>
450: to cause
451: <a href="https://man.openbsd.org/OpenBSD-3.4/lynx.1">lynx(1)</a>
452: to exhaust memory and then crash when parsing such pages.
1.1 deraadt 453: <br>
1.91 deraadt 454: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/034_lynx.patch">
1.59 deraadt 455: A source code patch exists which remedies this problem.</a>
1.1 deraadt 456: <p>
1.91 deraadt 457:
458: <li id="pppd">
459: <strong>033: RELIABILITY FIX: November 10, 2004</strong>
1.62 deraadt 460: <i>All architectures</i><br>
1.91 deraadt 461: <a href="https://man.openbsd.org/OpenBSD-3.4/pppd.8">pppd(8)</a>
462: contains a bug that allows an attacker to crash his own connection, but it cannot
463: be used to deny service to other users.
1.1 deraadt 464: <br>
1.91 deraadt 465: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/033_pppd.patch">
1.59 deraadt 466: A source code patch exists which remedies this problem.</a>
1.1 deraadt 467: <p>
1.91 deraadt 468:
469: <li id="bind">
470: <strong>032: RELIABILITY FIX: November 10, 2004</strong>
1.62 deraadt 471: <i>All architectures</i><br>
1.91 deraadt 472: BIND contains a bug which results in BIND trying to contact nameservers via IPv6, even in
473: cases where IPv6 connectivity is non-existent. This results in unnecessary timeouts and
474: thus slow DNS queries.
1.1 deraadt 475: <br>
1.91 deraadt 476: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/032_bind.patch">
1.59 deraadt 477: A source code patch exists which remedies this problem.</a>
1.1 deraadt 478: <p>
1.91 deraadt 479:
480: <li id="radius">
481: <strong>031: SECURITY FIX: September 20, 2004</strong>
482: <i>All architectures</i><br>
483: Eilko Bos reported that radius authentication, as implemented by
484: <a href="https://man.openbsd.org/OpenBSD-3.4/login_radius.8">login_radius(8)</a>,
485: was not checking the shared secret used for replies sent by the radius server.
486: This could allow an attacker to spoof a reply granting access to the
487: attacker. Note that OpenBSD does not ship with radius authentication enabled.
1.61 deraadt 488: <br>
1.91 deraadt 489: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/031_radius.patch">
1.61 deraadt 490: A source code patch exists which remedies this problem.</a>
491: <p>
1.91 deraadt 492:
493: <li id="xpm">
494: <strong>030: SECURITY FIX: September 16, 2004</strong>
1.62 deraadt 495: <i>All architectures</i><br>
1.91 deraadt 496: Chris Evans reported several flaws (stack and integer overflows) in the
497: <a href="http://www.inria.fr/koala/lehors/xpm.html">Xpm</a>
498: library code that parses image files
499: (<a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0687">CAN-2004-0687</a>,
500: <a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0688">CAN-2004-0688</a>).
501: Some of these would be exploitable when parsing malicious image files in
502: an application that handles XPM images, if they could escape ProPolice.
1.1 deraadt 503: <br>
1.91 deraadt 504: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/030_xpm.patch">
1.59 deraadt 505: A source code patch exists which remedies this problem.</a>
1.1 deraadt 506: <p>
1.91 deraadt 507:
508: <li id="httpd4">
509: <strong>029: SECURITY FIX: September 10, 2004</strong>
1.62 deraadt 510: <i>All architectures</i><br>
1.84 tb 511: <a href="https://man.openbsd.org/OpenBSD-3.4/httpd.8">httpd(8)</a>
1.91 deraadt 512: 's mod_rewrite module can be made to write one zero byte in an arbitrary memory
513: position outside of a char array, causing a DoS or possibly buffer overflows.
514: This would require enabling dbm for mod_rewrite and making use of a malicious
515: dbm file.
1.1 deraadt 516: <br>
1.91 deraadt 517: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/029_httpd4.patch">
1.59 deraadt 518: A source code patch exists which remedies this problem.</a>
1.1 deraadt 519: <p>
1.91 deraadt 520:
521: <li id="bridge">
522: <strong>028: RELIABILITY FIX: August 26, 2004</strong>
1.62 deraadt 523: <i>All architectures</i><br>
1.91 deraadt 524: As
525: <a href="https://marc.info/?l=bugtraq&m=109345131508824&w=2">reported</a>
526: by Vafa Izadinia
527: <a href="https://man.openbsd.org/OpenBSD-3.4/bridge.4">bridge(4)</a>
528: with IPsec processing enabled can be crashed remotely by a single ICMP echo traversing the bridge.
529: <br>
530: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/028_bridge.patch">
1.59 deraadt 531: A source code patch exists which remedies this problem.</a>
1.1 deraadt 532: <p>
1.78 deraadt 533:
1.1 deraadt 534: </ul>
535:
1.67 tedu 536: <hr>
![[BACK]](/icons/back.gif){kind=icon}
Return to errata34.html CVS log ![[TXT]](/icons/text.gif){kind=icon}
![[DIR]](/icons/dir.gif){kind=icon}
Up to [local] / www