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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>,
! 73: <a href="errata67.html">6.7</a>.
1.1 david 74: <hr>
75:
1.51 deraadt 76: <p>
1.73 tj 77: Patches for the OpenBSD base system are distributed as unified diffs.
78: Each patch contains usage instructions.
79: All the following patches are also available in one
80: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
81: for convenience.
1.1 david 82:
1.51 deraadt 83: <p>
1.73 tj 84: Patches for supported releases are also incorporated into the
1.74 tj 85: <a href="stable.html">-stable branch</a>.
1.51 deraadt 86:
1.1 david 87: <hr>
88:
89: <ul>
1.82 deraadt 90:
91: <li id="realpath">
92: <strong>001: SECURITY FIX: August 4, 2003</strong>
1.54 deraadt 93: <i>All architectures</i><br>
1.82 deraadt 94: An off-by-one error exists in the C library function
95: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
96: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
97: it is possible that this bug may allow an attacker to gain escalated privileges
98: on OpenBSD.<br>
99: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51 deraadt 100: A source code patch exists which remedies this problem.</a>
1.25 otto 101: <p>
1.82 deraadt 102:
103: <li id="semget">
104: <strong>002: RELIABILITY FIX: August 20, 2003</strong>
1.54 deraadt 105: <i>All architectures</i><br>
1.82 deraadt 106: An improper bounds check in the
107: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
108: system call can allow a local user to cause a kernel panic.<br>
109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51 deraadt 110: A source code patch exists which remedies this problem.</a>
1.22 millert 111: <p>
1.82 deraadt 112:
113: <li id="sysvsem">
114: <strong>003: SECURITY FIX: September 10, 2003</strong>
1.54 deraadt 115: <i>All architectures</i><br>
1.82 deraadt 116: Root may be able to reduce the security level by taking advantage of
117: an integer overflow when the semaphore limits are made very large.<br>
118: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51 deraadt 119: A source code patch exists which remedies this problem.</a>
1.21 brad 120: <p>
1.82 deraadt 121:
122: <li id="sshbuffer">
123: <strong>004: SECURITY FIX: September 16, 2003</strong>
1.54 deraadt 124: <i>All architectures</i><br>
1.82 deraadt 125: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
126: It is unclear whether or not this bug is exploitable.<br>
127: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51 deraadt 128: A source code patch exists which remedies this problem.</a>
1.82 deraadt 129: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
130: problem.
1.20 brad 131: <p>
1.82 deraadt 132:
133: <li id="sendmail">
134: <strong>005: SECURITY FIX: September 17, 2003</strong>
1.54 deraadt 135: <i>All architectures</i><br>
1.82 deraadt 136: A buffer overflow in the address parsing in
137: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
138: may allow an attacker to gain root privileges.<br>
139: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51 deraadt 140: A source code patch exists which remedies this problem.</a>
1.82 deraadt 141: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
142: problem.
1.19 markus 143: <p>
1.82 deraadt 144:
145: <li id="pfnorm">
146: <strong>006: SECURITY FIX: September 24, 2003</strong>
1.54 deraadt 147: <i>All architectures</i><br>
1.82 deraadt 148: Three cases of potential access to freed memory have been found in
149: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
150: At least one of them could be used to panic pf with active scrub rules remotely.<br>
151: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51 deraadt 152: A source code patch exists which remedies this problem.</a>
1.14 matthieu 153: <p>
1.82 deraadt 154:
155: <li id="asn1">
156: <strong>007: SECURITY FIX: October 1, 2003</strong>
1.54 deraadt 157: <i>All architectures</i><br>
1.82 deraadt 158: The use of certain ASN.1 encodings or malformed public keys may allow an
159: attacker to mount a denial of service attack against applications linked with
160: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
161: This does not affect OpenSSH.<br>
162: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51 deraadt 163: A source code patch exists which remedies this problem.</a>
1.12 dhartmei 164: <p>
1.82 deraadt 165:
166: <li id="arp">
167: <strong>008: RELIABILITY FIX: October 1, 2003</strong>
1.54 deraadt 168: <i>All architectures</i><br>
1.82 deraadt 169: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
170: requests.<br>
171: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51 deraadt 172: A source code patch exists which remedies this problem.</a>
1.11 millert 173: <p>
1.82 deraadt 174:
175: <li id="httpd">
176: <strong>009: RELIABILITY FIX: October 29, 2003</strong>
1.54 deraadt 177: <i>All architectures</i><br>
1.82 deraadt 178: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
179: file can crash
180: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
181: or potentially run arbitrary code as the user <code>www</code> (although it
182: is believed that ProPolice will prevent code execution).
1.9 brad 183: <br>
1.82 deraadt 184: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51 deraadt 185: A source code patch exists which remedies this problem.</a>
1.9 brad 186: <p>
1.82 deraadt 187:
188: <li id="exec">
189: <strong>010: RELIABILITY FIX: November 4, 2003</strong>
1.54 deraadt 190: <i>All architectures</i><br>
1.82 deraadt 191: 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 192: <br>
1.82 deraadt 193: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51 deraadt 194: A source code patch exists which remedies this problem.</a>
1.6 margarid 195: <p>
1.82 deraadt 196:
1.58 bentley 197: <li id="ibcs2">
1.81 bentley 198: <strong>011: SECURITY FIX: November 17, 2003</strong>
1.54 deraadt 199: <i>i386 only</i><br>
1.53 deraadt 200: It is possible for a local user to execute arbitrary code resulting in escalation of
201: privileges due to a stack overrun in
1.76 tb 202: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72 tb 203: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53 deraadt 204: A source code patch exists which remedies this problem.</a>
205: <p>
1.82 deraadt 206:
207: <li id="uvm">
208: <strong>012: RELIABILITY FIX: November 20, 2003</strong>
209: <i>All architectures</i><br>
210: It is possible for a local user to cause a crash via
211: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
212: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
213: A source code patch exists which remedies this problem.</a>
214: <p>
215:
216: <li id="sem">
217: <strong>013: RELIABILITY FIX: November 20, 2003</strong>
1.54 deraadt 218: <i>All architectures</i><br>
1.82 deraadt 219: An improper bounds check makes it possible for a local user to cause a crash
220: by passing the
221: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
222: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
223: certain arguments.
1.3 brad 224: <br>
1.82 deraadt 225: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51 deraadt 226: A source code patch exists which remedies this problem.</a>
1.3 brad 227: <p>
1.82 deraadt 228:
229: <li id="isakmpd">
230: <strong>014: SECURITY FIX: January 15, 2004</strong>
1.54 deraadt 231: <i>All architectures</i><br>
1.82 deraadt 232: Several message handling flaws in
233: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
234: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.2 millert 235: <br>
1.82 deraadt 236: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51 deraadt 237: A source code patch exists which remedies this problem.</a>
1.2 millert 238: <p>
1.82 deraadt 239:
240: <li id="sysvshm">
241: <strong>015: SECURITY FIX: February 5, 2004</strong>
1.54 deraadt 242: <i>All architectures</i><br>
1.82 deraadt 243: A reference counting bug exists in the
244: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
245: system call that could be used by an attacker to write to kernel memory
246: under certain circumstances.
247: <br>
248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51 deraadt 249: A source code patch exists which remedies this problem.</a>
1.1 david 250: <p>
1.82 deraadt 251:
252: <li id="ip6">
253: <strong>016: SECURITY FIX: February 8, 2004</strong>
1.54 deraadt 254: <i>All architectures</i><br>
1.82 deraadt 255: An IPv6 MTU handling problem exists that could be used by an attacker
256: to cause a denial of service attack against hosts with reachable IPv6
257: TCP ports.
258: <br>
259: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51 deraadt 260: A source code patch exists which remedies this problem.</a>
1.1 david 261: <p>
1.82 deraadt 262:
263: <li id="font">
264: <strong>017: RELIABILITY FIX: February 14, 2004</strong>
1.54 deraadt 265: <i>All architectures</i><br>
1.82 deraadt 266: Several buffer overflows exist in the code parsing
267: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
268: exploited to gain privileges, but they can cause the X server to abort.
269: <br>
270: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51 deraadt 271: A source code patch exists which remedies this problem.</a>
1.1 david 272: <p>
1.82 deraadt 273:
274: <li id="tcp">
275: <strong>018: RELIABILITY FIX: March 8, 2004</strong>
1.54 deraadt 276: <i>All architectures</i><br>
1.82 deraadt 277: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
278: TCP segments are queued in the system. An attacker could
279: send out-of-order TCP segments and trick the system into using all
280: available memory buffers.
281: <br>
282: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51 deraadt 283: A source code patch exists which remedies this problem.</a>
1.1 david 284: <p>
1.82 deraadt 285:
286: <li id="httpd2">
287: <strong>019: SECURITY FIX: March 13, 2004</strong>
1.54 deraadt 288: <i>All architectures</i><br>
1.82 deraadt 289: Due to a bug in the parsing of Allow/Deny rules for
290: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
291: access module, using IP addresses without a netmask on big endian 64-bit
292: platforms causes the rules to fail to match. This only affects sparc64.
293: <br>
294: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51 deraadt 295: A source code patch exists which remedies this problem.</a>
1.1 david 296: <p>
1.82 deraadt 297:
298: <li id="isakmpd2">
299: <strong>020: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 300: <i>All architectures</i><br>
1.82 deraadt 301: Defects in the payload validation and processing functions of
302: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
303: have been discovered. An attacker could send malformed ISAKMP messages and
304: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
305: and removes some memory leaks.
306: <br>
307: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51 deraadt 308: A source code patch exists which remedies this problem.</a>
1.1 david 309: <p>
1.82 deraadt 310:
311: <li id="openssl">
312: <strong>021: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 313: <i>All architectures</i><br>
1.82 deraadt 314: A missing check for a NULL-pointer dereference has been found in
315: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
316: A remote attacker can use the bug to cause an OpenSSL application to crash;
317: this may lead to a denial of service.
318: <br>
319: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51 deraadt 320: A source code patch exists which remedies this problem.</a>
1.1 david 321: <p>
1.82 deraadt 322:
323: <li id="cvs">
324: <strong>022: SECURITY FIX: May 5, 2004</strong>
1.54 deraadt 325: <i>All architectures</i><br>
1.82 deraadt 326: Pathname validation problems have been found in
327: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
328: allowing malicious clients to create files outside the repository, allowing
329: malicious servers to overwrite files outside the local CVS tree on
330: the client and allowing clients to check out files outside the CVS
331: repository.
332: <br>
333: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51 deraadt 334: A source code patch exists which remedies this problem.</a>
1.1 david 335: <p>
1.70 deraadt 336:
1.1 david 337: </ul>
1.49 deraadt 338:
1.59 tedu 339: <hr>
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