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