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