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