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