Annotation of www/errata34.html, Revision 1.70
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9:
1.65 deraadt 10: <!--
11: IMPORTANT REMINDER
12: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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1.1 deraadt 14:
15: <a href="index.html"><img alt="[OpenBSD]" height="30" width="141" src="images/smalltitle.gif" border="0"></a>
1.65 deraadt 16: <h2><font color="#e00000">
17: OpenBSD 3.4 errata
1.1 deraadt 18: </font></h2>
19:
20: <hr>
21: <a href=stable.html>For OpenBSD patch branch information, please refer here.</a><br>
1.3 david 22: <a href=pkg-stable34.html>For important packages updates, please refer here.</a><br>
1.1 deraadt 23: <br>
24: For errata on a certain release, click below:<br>
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>,
1.58 deraadt 40: <a href="errata37.html">3.7</a>,
1.43 deraadt 41: <br>
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>,
1.55 deraadt 57: <a href="errata53.html">5.3</a>,
1.58 deraadt 58: <br>
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>,
62: <a href="errata57.html">5.7</a>.
1.1 deraadt 63: <br>
64: <hr>
65:
1.48 sthen 66: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4.tar.gz">
1.1 deraadt 67: You can also fetch a tar.gz file containing all the following patches</a>.
68: This file is updated once a day.
1.59 deraadt 69: <p>
1.1 deraadt 70:
1.59 deraadt 71: The patches below are available in CVS via the
1.1 deraadt 72: <code>OPENBSD_3_4</code> <a href="stable.html">patch branch</a>.
1.59 deraadt 73: <p>
1.1 deraadt 74:
75: For more detailed information on how to install patches to OpenBSD, please
76: consult the <a href="./faq/faq10.html#Patches">OpenBSD FAQ</a>.
1.59 deraadt 77: <p>
78:
1.1 deraadt 79: <hr>
80:
81: <ul>
1.66 bentley 82: <li id="pfkey">
1.62 deraadt 83: <font color="#009000"><strong>035: SECURITY FIX: December 13, 2004</strong></font>
84: <i>All architectures</i><br>
1.31 markus 85: On systems running
86: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">isakmpd(8)</a>
87: it is possible for a local user to cause kernel memory corruption
88: and system panic by setting
1.32 jaredy 89: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ipsec&apropos=0&sektion=4&manpath=OpenBSD+Current&format=html">ipsec(4)</a>
1.31 markus 90: credentials on a socket.
91: <br>
1.48 sthen 92: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/035_pfkey.patch">
1.59 deraadt 93: A source code patch exists which remedies this problem.</a>
1.31 markus 94: <p>
1.66 bentley 95: <li id="lynx">
1.62 deraadt 96: <font color="#009000"><strong>034: RELIABILITY FIX: November 10, 2004</strong></font>
97: <i>All architectures</i><br>
1.28 brad 98: Due to a bug in
99: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lynx&apropos=0&sektion=1&manpath=OpenBSD+Current&arch=i386&format=html">lynx(1)</a>
100: it is possible for pages such as
101: <a href="http://lcamtuf.coredump.cx/mangleme/gallery/lynx_die1.html">this</a>
102: to cause
103: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=lynx&apropos=0&sektion=1&manpath=OpenBSD+Current&arch=i386&format=html">lynx(1)</a>
104: to exhaust memory and then crash when parsing such pages.
105: <br>
1.48 sthen 106: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/034_lynx.patch">
1.59 deraadt 107: A source code patch exists which remedies this problem.</a>
1.28 brad 108: <p>
1.66 bentley 109: <li id="pppd">
1.62 deraadt 110: <font color="#009000"><strong>033: RELIABILITY FIX: November 10, 2004</strong></font>
111: <i>All architectures</i><br>
1.26 brad 112: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=pppd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">pppd(8)</a>
113: contains a bug that allows an attacker to crash his own connection, but it cannot
114: be used to deny service to other users.
115: <br>
1.48 sthen 116: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/033_pppd.patch">
1.59 deraadt 117: A source code patch exists which remedies this problem.</a>
1.26 brad 118: <p>
1.66 bentley 119: <li id="bind">
1.62 deraadt 120: <font color="#009000"><strong>032: RELIABILITY FIX: November 10, 2004</strong></font>
121: <i>All architectures</i><br>
1.26 brad 122: BIND contains a bug which results in BIND trying to contact nameservers via IPv6, even in
1.34 jmc 123: cases where IPv6 connectivity is non-existent. This results in unnecessary timeouts and
1.26 brad 124: thus slow DNS queries.
125: <br>
1.48 sthen 126: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/032_bind.patch">
1.59 deraadt 127: A source code patch exists which remedies this problem.</a>
1.26 brad 128: <p>
1.66 bentley 129: <li id="radius">
1.62 deraadt 130: <font color="#009000"><strong>031: SECURITY FIX: September 20, 2004</strong></font>
131: <i>All architectures</i><br>
1.24 millert 132: Eilko Bos reported that radius authentication, as implemented by
133: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=login_radius&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">login_radius(8)</a>,
134: was not checking the shared secret used for replies sent by the radius server.
135: This could allow an attacker to spoof a reply granting access to the
136: attacker. Note that OpenBSD does not ship with radius authentication enabled.
137: <br>
1.48 sthen 138: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/031_radius.patch">
1.59 deraadt 139: A source code patch exists which remedies this problem.</a>
1.24 millert 140: <p>
1.66 bentley 141: <li id="xpm">
1.62 deraadt 142: <font color="#009000"><strong>030: SECURITY FIX: September 16, 2004</strong></font>
143: <i>All architectures</i><br>
1.23 brad 144: Chris Evans reported several flaws (stack and integer overflows) in the
145: <a href="http://www.inria.fr/koala/lehors/xpm.html">Xpm</a>
146: library code that parses image files
147: (<a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0687">CAN-2004-0687</a>,
148: <a href="http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0688">CAN-2004-0688</a>).
149: Some of these would be exploitable when parsing malicious image files in
150: an application that handles XPM images, if they could escape ProPolice.
151: <br>
1.48 sthen 152: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/030_xpm.patch">
1.59 deraadt 153: A source code patch exists which remedies this problem.</a>
1.23 brad 154: <p>
1.66 bentley 155: <li id="httpd4">
1.62 deraadt 156: <font color="#009000"><strong>029: SECURITY FIX: September 10, 2004</strong></font>
157: <i>All architectures</i><br>
1.22 brad 158: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">httpd(8)</a>
159: 's mod_rewrite module can be made to write one zero byte in an arbitrary memory
160: position outside of a char array, causing a DoS or possibly buffer overflows.
161: This would require enabling dbm for mod_rewrite and making use of a malicious
162: dbm file.
163: <br>
1.48 sthen 164: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/029_httpd4.patch">
1.59 deraadt 165: A source code patch exists which remedies this problem.</a>
1.22 brad 166: <p>
167:
1.66 bentley 168: <li id="bridge">
1.62 deraadt 169: <font color="#009000"><strong>028: RELIABILITY FIX: August 26, 2004</strong></font>
170: <i>All architectures</i><br>
1.19 brad 171: As
1.40 miod 172: <a href="http://marc.info/?l=bugtraq&m=109345131508824&w=2">reported</a>
1.19 brad 173: by Vafa Izadinia
1.21 brad 174: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=bridge&apropos=0&sektion=4&manpath=OpenBSD+Current&arch=i386&format=html">bridge(4)</a>
1.19 brad 175: with IPsec processing enabled can be crashed remotely by a single ICMP echo traversing the bridge.
176: <br>
1.48 sthen 177: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/028_bridge.patch">
1.59 deraadt 178: A source code patch exists which remedies this problem.</a>
1.19 brad 179: <p>
1.66 bentley 180: <li id="icmp">
1.62 deraadt 181: <font color="#009000"><strong>027: RELIABILITY FIX: August 25, 2004</strong></font>
182: <i>All architectures</i><br>
1.18 brad 183: Improved verification of ICMP errors in order to minimize the impact of ICMP attacks
184: against TCP.
185: <br>
1.30 deraadt 186: <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>
1.18 brad 187: <br>
1.48 sthen 188: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/027_icmp.patch">
1.59 deraadt 189: A source code patch exists which remedies this problem.</a>
1.18 brad 190: <p>
1.66 bentley 191: <li id="rnd">
1.62 deraadt 192: <font color="#009000"><strong>026: RELIABILITY FIX: Jul 25, 2004</strong></font>
193: <i>All architectures</i><br>
1.17 brad 194: Under a certain network load the kernel can run out of stack space. This was
195: encountered in an environment using CARP on a VLAN interface. This issue initially
196: manifested itself as a FPU related crash on boot up.
197: <br>
1.48 sthen 198: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/026_rnd.patch">
1.59 deraadt 199: A source code patch exists which remedies this problem.</a>
1.17 brad 200: <p>
1.66 bentley 201: <li id="httpd3">
1.62 deraadt 202: <font color="#009000"><strong>025: SECURITY FIX: June 12, 2004</strong></font>
203: <i>All architectures</i><br>
1.16 saad 204: Multiple vulnerabilities have been found in
1.15 brad 205: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">httpd(8)</a>
206: / mod_ssl.
207: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0020">CAN-2003-0020</a>,
208: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2003-0987">CAN-2003-0987</a>,
209: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0488">CAN-2004-0488</a>,
210: <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0492">CAN-2004-0492</a>.
211: <br>
1.48 sthen 212: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/025_httpd3.patch">
1.59 deraadt 213: A source code patch exists which remedies this problem.</a>
1.15 brad 214: <p>
1.66 bentley 215: <li id="isakmpd3">
1.62 deraadt 216: <font color="#009000"><strong>024: SECURITY FIX: June 10, 2004</strong></font>
217: <i>All architectures</i><br>
1.56 deraadt 218: As
1.14 brad 219: <a href="http://seclists.org/lists/fulldisclosure/2004/Jun/0191.html">disclosed</a>
220: by Thomas Walpuski
221: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">isakmpd(8)</a>
222: is still vulnerable to unauthorized SA deletion. An attacker can delete IPsec
223: tunnels at will.
224: <br>
1.48 sthen 225: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/024_isakmpd3.patch">
1.59 deraadt 226: A source code patch exists which remedies this problem.</a>
1.14 brad 227: <p>
1.66 bentley 228: <li id="cvs3">
1.62 deraadt 229: <font color="#009000"><strong>023: SECURITY FIX: June 9, 2004</strong></font>
230: <i>All architectures</i><br>
1.13 millert 231: Multiple remote vulnerabilities have been found in the
232: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cvs&apropos=0&sektion=1&manpath=OpenBSD+Current&arch=i386&format=html">cvs(1)</a>
233: server that allow an attacker to crash the server or possibly execute arbitrary
234: code with the same privileges as the CVS server program.
235: <br>
1.48 sthen 236: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/023_cvs3.patch">
1.59 deraadt 237: A source code patch exists which remedies this problem.</a>
1.13 millert 238: <p>
1.66 bentley 239: <li id="kerberos">
1.62 deraadt 240: <font color="#00900"><strong>022: SECURITY FIX: May 30, 2004</strong></font>
241: <i>All architectures</i><br>
1.59 deraadt 242: A flaw in the Kerberos V
243: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=kdc">kdc(8)</a>
1.10 beck 244: server could result in the administrator of a Kerberos realm having
245: the ability to impersonate any principal in any other realm which
246: has established a cross-realm trust with their realm. The flaw is due to
247: inadequate checking of the "transited" field in a Kerberos request. For
1.11 saad 248: more details see <a href="http://www.pdc.kth.se/heimdal/advisory/2004-04-01/">
1.56 deraadt 249: Heimdal's announcement</a>.
1.10 beck 250: <br>
1.59 deraadt 251: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/022_kerberos.patch">
252: A source code patch exists which remedies this problem.</a>
1.10 beck 253: <p>
1.66 bentley 254: <li id="cvs2">
1.62 deraadt 255: <font color="#009000"><strong>021: SECURITY FIX: May 20, 2004</strong></font>
256: <i>All architectures</i><br>
1.9 otto 257: A heap overflow in the
258: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cvs&apropos=0&sektion=1&manpath=OpenBSD+Current&arch=i386&format=html">cvs(1)</a>
259: server has been discovered that can be exploited by clients sending
260: malformed requests, enabling these clients to run arbitrary code
261: with the same privileges as the CVS server program.
262: <br>
1.48 sthen 263: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/021_cvs2.patch">
1.59 deraadt 264: A source code patch exists which remedies this problem.</a>
1.9 otto 265: <p>
1.66 bentley 266: <li id="procfs">
1.62 deraadt 267: <font color="#009000"><strong>020: SECURITY FIX: May 13, 2004</strong></font>
268: <i>All architectures</i><br>
1.7 tedu 269: Check for integer overflow in procfs. Use of procfs is not recommended.
270: <br>
1.48 sthen 271: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/020_procfs.patch">
1.59 deraadt 272: A source code patch exists which remedies this problem.</a>
1.7 tedu 273: <p>
1.66 bentley 274: <li id="tcp2">
1.62 deraadt 275: <font color="#009000"><strong>019: RELIABILITY FIX: May 6, 2004</strong></font>
276: <i>All architectures</i><br>
1.6 brad 277: Reply to in-window SYN with a rate-limited ACK.
278: <br>
1.48 sthen 279: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/019_tcp2.patch">
1.59 deraadt 280: A source code patch exists which remedies this problem.</a>
1.6 brad 281: <p>
1.66 bentley 282: <li id="gdt">
1.62 deraadt 283: <font color="#009000"><strong>018: RELIABILITY FIX: May 5, 2004</strong></font>
284: <i>All architectures</i><br>
1.5 brad 285: Under load "recent model"
286: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=gdt&apropos=0&sektion=4&manpath=OpenBSD+Current&arch=i386&format=html">gdt(4)</a>
287: controllers will lock up.
288: <br>
1.48 sthen 289: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/018_gdt.patch">
1.59 deraadt 290: A source code patch exists which remedies this problem.</a>
1.5 brad 291: <p>
1.66 bentley 292: <li id="cvs">
1.62 deraadt 293: <font color="#009000"><strong>017: SECURITY FIX: May 5, 2004</strong></font>
294: <i>All architectures</i><br>
1.4 otto 295: Pathname validation problems have been found in
296: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=cvs&apropos=0&sektion=1&manpath=OpenBSD+Current&arch=i386&format=html">cvs(1)</a>,
297: allowing malicious clients to create files outside the repository, allowing
298: malicious servers to overwrite files outside the local CVS tree on
299: the client and allowing clients to check out files outside the CVS
300: repository.
301: <br>
1.48 sthen 302: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/017_cvs.patch">
1.59 deraadt 303: A source code patch exists which remedies this problem.</a>
1.4 otto 304: <p>
1.66 bentley 305: <li id="openssl">
1.62 deraadt 306: <font color="#009000"><strong>016: RELIABILITY FIX: March 17, 2004</strong></font>
307: <i>All architectures</i><br>
1.1 deraadt 308: A missing check for a NULL-pointer dereference has been found in
309: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssl&apropos=0&sektion=3&manpath=OpenBSD+Current&arch=i386&format=html">ssl(3)</a>.
310: A remote attacker can use the bug to cause an OpenSSL application to crash;
311: this may lead to a denial of service.
312: <br>
1.48 sthen 313: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/016_openssl.patch">
1.59 deraadt 314: A source code patch exists which remedies this problem.</a>
1.1 deraadt 315: <p>
1.66 bentley 316: <li id="isakmpd2">
1.62 deraadt 317: <font color="#009000"><strong>015: RELIABILITY FIX: March 17, 2004</strong></font>
318: <i>All architectures</i><br>
1.1 deraadt 319: Defects in the payload validation and processing functions of
320: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">isakmpd(8)</a>
321: have been discovered. An attacker could send malformed ISAKMP messages and
322: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
323: and removes some memory leaks.
324: <br>
1.48 sthen 325: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/015_isakmpd2.patch">
1.59 deraadt 326: A source code patch exists which remedies this problem.</a>
1.1 deraadt 327: <p>
1.66 bentley 328: <li id="httpd2">
1.62 deraadt 329: <font color="#009000"><strong>014: SECURITY FIX: March 13, 2004</strong></font>
330: <i>All architectures</i><br>
1.1 deraadt 331: Due to a bug in the parsing of Allow/Deny rules for
332: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&sektion=8">httpd(8)'s</a>
333: access module, using IP addresses without a netmask on big endian 64-bit
334: platforms causes the rules to fail to match. This only affects sparc64.
335: <br>
1.48 sthen 336: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/014_httpd2.patch">
1.59 deraadt 337: A source code patch exists which remedies this problem.</a>
1.1 deraadt 338: <p>
1.66 bentley 339: <li id="tcp">
1.62 deraadt 340: <font color="#009000"><strong>013: RELIABILITY FIX: March 8, 2004</strong></font>
341: <i>All architectures</i><br>
1.1 deraadt 342: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
343: TCP segments are queued in the system. An attacker could
344: send out-of-order TCP segments and trick the system into using all
345: available memory buffers.
346: <br>
1.48 sthen 347: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/013_tcp.patch">
1.59 deraadt 348: A source code patch exists which remedies this problem.</a>
1.1 deraadt 349: <p>
1.66 bentley 350: <li id="font">
1.62 deraadt 351: <font color="#009000"><strong>012: RELIABILITY FIX: February 14, 2004</strong></font>
352: <i>All architectures</i><br>
1.1 deraadt 353: Several buffer overflows exist in the code parsing
354: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
355: exploited to gain privileges, but they can cause the X server to abort.
356: <br>
1.48 sthen 357: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/012_font.patch">
1.59 deraadt 358: A source code patch exists which remedies this problem.</a>
1.1 deraadt 359: <p>
1.66 bentley 360: <li id="ip6">
1.62 deraadt 361: <font color="#009000"><strong>011: SECURITY FIX: February 8, 2004</strong></font>
362: <i>All architectures</i><br>
1.1 deraadt 363: An IPv6 MTU handling problem exists that could be used by an attacker
364: to cause a denial of service attack against hosts with reachable IPv6
365: TCP ports.
366: <br>
1.48 sthen 367: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/011_ip6.patch">
1.59 deraadt 368: A source code patch exists which remedies this problem.</a>
1.1 deraadt 369: <p>
1.66 bentley 370: <li id="sysvshm">
1.62 deraadt 371: <font color="#009000"><strong>010: SECURITY FIX: February 5, 2004</strong></font>
372: <i>All architectures</i><br>
1.1 deraadt 373: A reference counting bug exists in the
374: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=shmat&apropos=0&sektion=2&manpath=OpenBSD+Current&format=html">shmat(2)</a>
375: system call that could be used by an attacker to write to kernel memory
376: under certain circumstances.
377: <br>
1.48 sthen 378: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/010_sysvshm.patch">
1.59 deraadt 379: A source code patch exists which remedies this problem.</a>
1.1 deraadt 380: <p>
1.66 bentley 381: <li id="isakmpd">
1.62 deraadt 382: <font color="#009000"><strong>009: SECURITY FIX: January 13, 2004</strong></font>
383: <i>All architectures</i><br>
1.1 deraadt 384: Several message handling flaws in
385: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=isakmpd&apropos=0&sektion=8&manpath=OpenBSD+Current&arch=i386&format=html">isakmpd(8)</a>
386: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs. The patch also
387: includes a reliability fix for a filedescriptor leak that causes problems when a crypto card is
388: installed.
389: <br>
1.48 sthen 390: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/009_isakmpd.patch">
1.59 deraadt 391: A source code patch exists which remedies this problem.</a>
1.1 deraadt 392: <p>
1.66 bentley 393: <li id="sem">
1.62 deraadt 394: <font color="#009000"><strong>008: RELIABILITY FIX: November 20, 2003</strong></font>
395: <i>All architectures</i><br>
1.1 deraadt 396: An improper bounds check makes it possible for a local user to cause a crash
397: by passing the
398: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=semctl&apropos=0&sektion=2&manpath=OpenBSD+Current&arch=i386&format=html">semctl(2)</a> and
399: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=semop&apropos=0&sektion=2&manpath=OpenBSD+Current&arch=i386&format=html">semop(2)</a> functions
400: certain arguments.
401: <br>
1.48 sthen 402: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/008_sem.patch">
1.59 deraadt 403: A source code patch exists which remedies this problem.</a>
1.1 deraadt 404: <p>
1.66 bentley 405: <li id="uvm">
1.62 deraadt 406: <font color="#009000"><strong>007: RELIABILITY FIX: November 20, 2003</strong></font>
407: <i>All architectures</i><br>
1.56 deraadt 408: It is possible for a local user to cause a crash via
1.1 deraadt 409: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&apropos=0&sektion=3&manpath=OpenBSD+Current&arch=i386&format=html">sysctl(3)</a> with certain arguments.
410: <br>
1.48 sthen 411: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/007_uvm.patch">
1.59 deraadt 412: A source code patch exists which remedies this problem.</a>
1.1 deraadt 413: <p>
1.66 bentley 414: <li id="ibcs2">
1.62 deraadt 415: <font color="#009000"><strong>006: SECURITY FIX: November 17, 2003</strong></font>
1.63 nick 416: <i>i386 only</i><br>
1.61 deraadt 417: It may be possible for a local user to overrun the stack in
418: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=compat_ibcs2&sektion=8&apropos=0&manpath=OpenBSD+Current&arch=i386">compat_ibcs2(8)</a>.<br>
419: ProPolice catches this, turning a potential privilege escalation into a denial
420: of service. iBCS2 emulation does not need to be enabled via
421: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=sysctl&sektion=8&apropos=0&manpath=OpenBSD+Current&arch=i386">sysctl(8)</a>
422: for this to happen.
423: <br>
424: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/i386/006_ibcs2.patch">
425: A source code patch exists which remedies this problem.</a>
426: <p>
1.66 bentley 427: <li id="exec">
1.62 deraadt 428: <font color="#009000"><strong>005: RELIABILITY FIX: November 4, 2003</strong></font>
429: <i>All architectures</i><br>
1.1 deraadt 430: It is possible for a local user to cause a system panic by executing a specially crafted binary with an invalid header.
431: <br>
1.48 sthen 432: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/005_exec.patch">
1.59 deraadt 433: A source code patch exists which remedies this problem.</a>
1.1 deraadt 434: <p>
1.66 bentley 435: <li id="httpd">
1.62 deraadt 436: <font color="#009000"><strong>004: RELIABILITY FIX: November 1, 2003</strong></font>
437: <i>All architectures</i><br>
1.1 deraadt 438: A user with write permission to <tt>httpd.conf</tt> or a <tt>.htaccess</tt>
439: file can crash
440: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=httpd&sektion=8">httpd(8)</a>
441: or potentially run arbitrary code as the user <tt>www</tt> (although it
442: is believed that ProPolice will prevent code execution).
443: <br>
1.48 sthen 444: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/004_httpd.patch">
1.59 deraadt 445: A source code patch exists which remedies this problem.</a>
1.1 deraadt 446: <p>
1.66 bentley 447: <li id="arp">
1.62 deraadt 448: <font color="#009000"><strong>003: RELIABILITY FIX: November 1, 2003</strong></font>
449: <i>All architectures</i><br>
1.1 deraadt 450: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
451: requests.<br>
1.48 sthen 452: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/003_arp.patch">
1.59 deraadt 453: A source code patch exists which remedies this problem.</a>
1.1 deraadt 454: <p>
1.66 bentley 455: <li id="asn1">
1.62 deraadt 456: <font color="#009000"><strong>002: SECURITY FIX: November 1, 2003</strong></font>
457: <i>All architectures</i><br>
1.1 deraadt 458: The use of certain ASN.1 encodings or malformed public keys may allow an
459: attacker to mount a denial of service attack against applications linked with
460: <a href="http://www.openbsd.org/cgi-bin/man.cgi?query=ssl&sektion=3">ssl(3)</a>.
461: This does not affect OpenSSH.<br>
1.48 sthen 462: <a href="http://ftp.openbsd.org/pub/OpenBSD/patches/3.4/common/002_asn1.patch">
1.59 deraadt 463: A source code patch exists which remedies this problem.</a>
1.1 deraadt 464: <p>
1.66 bentley 465: <li id="cd_booklet">
1.62 deraadt 466: <font color="#009000"><strong>001: DOCUMENTATION FIX: November 1, 2003</strong></font>
467: <i>All architectures</i><br>
1.1 deraadt 468: The CD insert documentation has an incorrect example for package installation.<br>
469: Where it is written:<p>
470: <strong>
1.48 sthen 471: # pkg_add http://ftp.openbsd.org/pub/OpenBSD/3.4/packages/i386</strong><p>
1.1 deraadt 472: It should instead read:<p>
473: <strong>
1.48 sthen 474: # pkg_add http://ftp.openbsd.org/pub/OpenBSD/3.4/packages/i386/</strong><p>
1.1 deraadt 475: The extra <strong>/</strong> at the end is important. We do not make
476: patch files available for things printed on paper.
477: <p>
478: </ul>
479: <p>
480:
1.67 tedu 481: <hr>
482:
1.1 deraadt 483: </body>
484: </html>
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