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1.1 david 16:
1.81 bentley 17: <h2 id=OpenBSD>
1.67 deraadt 18: <a href="index.html">
1.81 bentley 19: <i>Open</i><b>BSD</b></a>
20: 3.3 Errata
1.69 tj 21: </h2>
1.67 deraadt 22: <hr>
1.1 david 23:
24: For errata on a certain release, click below:<br>
1.84 schwarze 25: <a href="errata20.html">2.0</a>,
1.1 david 26: <a href="errata21.html">2.1</a>,
27: <a href="errata22.html">2.2</a>,
28: <a href="errata23.html">2.3</a>,
29: <a href="errata24.html">2.4</a>,
30: <a href="errata25.html">2.5</a>,
31: <a href="errata26.html">2.6</a>,
32: <a href="errata27.html">2.7</a>,
33: <a href="errata28.html">2.8</a>,
34: <a href="errata29.html">2.9</a>,
35: <a href="errata30.html">3.0</a>,
36: <a href="errata31.html">3.1</a>,
37: <a href="errata32.html">3.2</a>,
1.24 david 38: <a href="errata34.html">3.4</a>,
1.26 miod 39: <a href="errata35.html">3.5</a>,
1.27 deraadt 40: <a href="errata36.html">3.6</a>,
1.84 schwarze 41: <br>
1.50 deraadt 42: <a href="errata37.html">3.7</a>,
1.29 deraadt 43: <a href="errata38.html">3.8</a>,
1.30 deraadt 44: <a href="errata39.html">3.9</a>,
1.31 deraadt 45: <a href="errata40.html">4.0</a>,
1.33 merdely 46: <a href="errata41.html">4.1</a>,
1.51 deraadt 47: <a href="errata42.html">4.2</a>,
1.35 deraadt 48: <a href="errata43.html">4.3</a>,
1.37 deraadt 49: <a href="errata44.html">4.4</a>,
1.38 deraadt 50: <a href="errata45.html">4.5</a>,
1.39 deraadt 51: <a href="errata46.html">4.6</a>,
1.41 deraadt 52: <a href="errata47.html">4.7</a>,
1.42 miod 53: <a href="errata48.html">4.8</a>,
1.43 nick 54: <a href="errata49.html">4.9</a>,
1.44 sthen 55: <a href="errata50.html">5.0</a>,
1.45 deraadt 56: <a href="errata51.html">5.1</a>,
1.46 deraadt 57: <a href="errata52.html">5.2</a>,
1.84 schwarze 58: <br>
1.47 deraadt 59: <a href="errata53.html">5.3</a>,
1.48 deraadt 60: <a href="errata54.html">5.4</a>,
1.56 jsg 61: <a href="errata55.html">5.5</a>,
1.60 deraadt 62: <a href="errata56.html">5.6</a>,
1.63 deraadt 63: <a href="errata57.html">5.7</a>,
1.64 deraadt 64: <a href="errata58.html">5.8</a>,
1.70 deraadt 65: <a href="errata59.html">5.9</a>,
1.73 tj 66: <a href="errata60.html">6.0</a>,
1.77 deraadt 67: <a href="errata61.html">6.1</a>,
1.78 deraadt 68: <a href="errata62.html">6.2</a>,
1.79 deraadt 69: <a href="errata63.html">6.3</a>,
1.80 deraadt 70: <a href="errata64.html">6.4</a>,
1.83 deraadt 71: <a href="errata65.html">6.5</a>,
1.85 deraadt 72: <a href="errata66.html">6.6</a>,
1.86 deraadt 73: <a href="errata67.html">6.7</a>,
1.87 deraadt 74: <a href="errata68.html">6.8</a>,
1.88 tj 75: <br>
1.89 deraadt 76: <a href="errata69.html">6.9</a>,
1.90 ! deraadt 77: <a href="errata70.html">7.0</a>,
! 78: <a href="errata71.html">7.1</a>.
1.1 david 79: <hr>
80:
1.51 deraadt 81: <p>
1.73 tj 82: Patches for the OpenBSD base system are distributed as unified diffs.
83: Each patch contains usage instructions.
84: All the following patches are also available in one
85: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
86: for convenience.
1.1 david 87:
1.51 deraadt 88: <p>
1.73 tj 89: Patches for supported releases are also incorporated into the
1.74 tj 90: <a href="stable.html">-stable branch</a>.
1.51 deraadt 91:
1.1 david 92: <hr>
93:
94: <ul>
1.82 deraadt 95:
96: <li id="realpath">
97: <strong>001: SECURITY FIX: August 4, 2003</strong>
1.54 deraadt 98: <i>All architectures</i><br>
1.82 deraadt 99: An off-by-one error exists in the C library function
100: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
101: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
102: it is possible that this bug may allow an attacker to gain escalated privileges
103: on OpenBSD.<br>
104: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51 deraadt 105: A source code patch exists which remedies this problem.</a>
1.25 otto 106: <p>
1.82 deraadt 107:
108: <li id="semget">
109: <strong>002: RELIABILITY FIX: August 20, 2003</strong>
1.54 deraadt 110: <i>All architectures</i><br>
1.82 deraadt 111: An improper bounds check in the
112: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
113: system call can allow a local user to cause a kernel panic.<br>
114: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51 deraadt 115: A source code patch exists which remedies this problem.</a>
1.22 millert 116: <p>
1.82 deraadt 117:
118: <li id="sysvsem">
119: <strong>003: SECURITY FIX: September 10, 2003</strong>
1.54 deraadt 120: <i>All architectures</i><br>
1.82 deraadt 121: Root may be able to reduce the security level by taking advantage of
122: an integer overflow when the semaphore limits are made very large.<br>
123: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51 deraadt 124: A source code patch exists which remedies this problem.</a>
1.21 brad 125: <p>
1.82 deraadt 126:
127: <li id="sshbuffer">
128: <strong>004: SECURITY FIX: September 16, 2003</strong>
1.54 deraadt 129: <i>All architectures</i><br>
1.82 deraadt 130: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
131: It is unclear whether or not this bug is exploitable.<br>
132: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51 deraadt 133: A source code patch exists which remedies this problem.</a>
1.82 deraadt 134: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
135: problem.
1.20 brad 136: <p>
1.82 deraadt 137:
138: <li id="sendmail">
139: <strong>005: SECURITY FIX: September 17, 2003</strong>
1.54 deraadt 140: <i>All architectures</i><br>
1.82 deraadt 141: A buffer overflow in the address parsing in
142: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
143: may allow an attacker to gain root privileges.<br>
144: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51 deraadt 145: A source code patch exists which remedies this problem.</a>
1.82 deraadt 146: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
147: problem.
1.19 markus 148: <p>
1.82 deraadt 149:
150: <li id="pfnorm">
151: <strong>006: SECURITY FIX: September 24, 2003</strong>
1.54 deraadt 152: <i>All architectures</i><br>
1.82 deraadt 153: Three cases of potential access to freed memory have been found in
154: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
155: At least one of them could be used to panic pf with active scrub rules remotely.<br>
156: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51 deraadt 157: A source code patch exists which remedies this problem.</a>
1.14 matthieu 158: <p>
1.82 deraadt 159:
160: <li id="asn1">
161: <strong>007: SECURITY FIX: October 1, 2003</strong>
1.54 deraadt 162: <i>All architectures</i><br>
1.82 deraadt 163: The use of certain ASN.1 encodings or malformed public keys may allow an
164: attacker to mount a denial of service attack against applications linked with
165: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
166: This does not affect OpenSSH.<br>
167: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51 deraadt 168: A source code patch exists which remedies this problem.</a>
1.12 dhartmei 169: <p>
1.82 deraadt 170:
171: <li id="arp">
172: <strong>008: RELIABILITY FIX: October 1, 2003</strong>
1.54 deraadt 173: <i>All architectures</i><br>
1.82 deraadt 174: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
175: requests.<br>
176: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51 deraadt 177: A source code patch exists which remedies this problem.</a>
1.11 millert 178: <p>
1.82 deraadt 179:
180: <li id="httpd">
181: <strong>009: RELIABILITY FIX: October 29, 2003</strong>
1.54 deraadt 182: <i>All architectures</i><br>
1.82 deraadt 183: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
184: file can crash
185: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
186: or potentially run arbitrary code as the user <code>www</code> (although it
187: is believed that ProPolice will prevent code execution).
1.9 brad 188: <br>
1.82 deraadt 189: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51 deraadt 190: A source code patch exists which remedies this problem.</a>
1.9 brad 191: <p>
1.82 deraadt 192:
193: <li id="exec">
194: <strong>010: RELIABILITY FIX: November 4, 2003</strong>
1.54 deraadt 195: <i>All architectures</i><br>
1.82 deraadt 196: It is possible for a local user to cause a system panic by executing a specially crafted binary with an invalid header.
1.7 millert 197: <br>
1.82 deraadt 198: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51 deraadt 199: A source code patch exists which remedies this problem.</a>
1.6 margarid 200: <p>
1.82 deraadt 201:
1.58 bentley 202: <li id="ibcs2">
1.81 bentley 203: <strong>011: SECURITY FIX: November 17, 2003</strong>
1.54 deraadt 204: <i>i386 only</i><br>
1.53 deraadt 205: It is possible for a local user to execute arbitrary code resulting in escalation of
206: privileges due to a stack overrun in
1.76 tb 207: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72 tb 208: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53 deraadt 209: A source code patch exists which remedies this problem.</a>
210: <p>
1.82 deraadt 211:
212: <li id="uvm">
213: <strong>012: RELIABILITY FIX: November 20, 2003</strong>
214: <i>All architectures</i><br>
215: It is possible for a local user to cause a crash via
216: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
217: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
218: A source code patch exists which remedies this problem.</a>
219: <p>
220:
221: <li id="sem">
222: <strong>013: RELIABILITY FIX: November 20, 2003</strong>
1.54 deraadt 223: <i>All architectures</i><br>
1.82 deraadt 224: An improper bounds check makes it possible for a local user to cause a crash
225: by passing the
226: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
227: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
228: certain arguments.
1.3 brad 229: <br>
1.82 deraadt 230: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51 deraadt 231: A source code patch exists which remedies this problem.</a>
1.3 brad 232: <p>
1.82 deraadt 233:
234: <li id="isakmpd">
235: <strong>014: SECURITY FIX: January 15, 2004</strong>
1.54 deraadt 236: <i>All architectures</i><br>
1.82 deraadt 237: Several message handling flaws in
238: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
239: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.2 millert 240: <br>
1.82 deraadt 241: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51 deraadt 242: A source code patch exists which remedies this problem.</a>
1.2 millert 243: <p>
1.82 deraadt 244:
245: <li id="sysvshm">
246: <strong>015: SECURITY FIX: February 5, 2004</strong>
1.54 deraadt 247: <i>All architectures</i><br>
1.82 deraadt 248: A reference counting bug exists in the
249: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
250: system call that could be used by an attacker to write to kernel memory
251: under certain circumstances.
252: <br>
253: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51 deraadt 254: A source code patch exists which remedies this problem.</a>
1.1 david 255: <p>
1.82 deraadt 256:
257: <li id="ip6">
258: <strong>016: SECURITY FIX: February 8, 2004</strong>
1.54 deraadt 259: <i>All architectures</i><br>
1.82 deraadt 260: An IPv6 MTU handling problem exists that could be used by an attacker
261: to cause a denial of service attack against hosts with reachable IPv6
262: TCP ports.
263: <br>
264: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51 deraadt 265: A source code patch exists which remedies this problem.</a>
1.1 david 266: <p>
1.82 deraadt 267:
268: <li id="font">
269: <strong>017: RELIABILITY FIX: February 14, 2004</strong>
1.54 deraadt 270: <i>All architectures</i><br>
1.82 deraadt 271: Several buffer overflows exist in the code parsing
272: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
273: exploited to gain privileges, but they can cause the X server to abort.
274: <br>
275: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51 deraadt 276: A source code patch exists which remedies this problem.</a>
1.1 david 277: <p>
1.82 deraadt 278:
279: <li id="tcp">
280: <strong>018: RELIABILITY FIX: March 8, 2004</strong>
1.54 deraadt 281: <i>All architectures</i><br>
1.82 deraadt 282: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
283: TCP segments are queued in the system. An attacker could
284: send out-of-order TCP segments and trick the system into using all
285: available memory buffers.
286: <br>
287: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51 deraadt 288: A source code patch exists which remedies this problem.</a>
1.1 david 289: <p>
1.82 deraadt 290:
291: <li id="httpd2">
292: <strong>019: SECURITY FIX: March 13, 2004</strong>
1.54 deraadt 293: <i>All architectures</i><br>
1.82 deraadt 294: Due to a bug in the parsing of Allow/Deny rules for
295: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
296: access module, using IP addresses without a netmask on big endian 64-bit
297: platforms causes the rules to fail to match. This only affects sparc64.
298: <br>
299: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51 deraadt 300: A source code patch exists which remedies this problem.</a>
1.1 david 301: <p>
1.82 deraadt 302:
303: <li id="isakmpd2">
304: <strong>020: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 305: <i>All architectures</i><br>
1.82 deraadt 306: Defects in the payload validation and processing functions of
307: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
308: have been discovered. An attacker could send malformed ISAKMP messages and
309: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
310: and removes some memory leaks.
311: <br>
312: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51 deraadt 313: A source code patch exists which remedies this problem.</a>
1.1 david 314: <p>
1.82 deraadt 315:
316: <li id="openssl">
317: <strong>021: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 318: <i>All architectures</i><br>
1.82 deraadt 319: A missing check for a NULL-pointer dereference has been found in
320: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
321: A remote attacker can use the bug to cause an OpenSSL application to crash;
322: this may lead to a denial of service.
323: <br>
324: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51 deraadt 325: A source code patch exists which remedies this problem.</a>
1.1 david 326: <p>
1.82 deraadt 327:
328: <li id="cvs">
329: <strong>022: SECURITY FIX: May 5, 2004</strong>
1.54 deraadt 330: <i>All architectures</i><br>
1.82 deraadt 331: Pathname validation problems have been found in
332: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
333: allowing malicious clients to create files outside the repository, allowing
334: malicious servers to overwrite files outside the local CVS tree on
335: the client and allowing clients to check out files outside the CVS
336: repository.
337: <br>
338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 david 340: <p>
1.70 deraadt 341:
1.1 david 342: </ul>
1.49 deraadt 343:
1.59 tedu 344: <hr>
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