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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>,
1.91 ! deraadt 78: <a href="errata71.html">7.1</a>,
! 79: <a href="errata72.html">7.2</a>.
1.1 david 80: <hr>
81:
1.51 deraadt 82: <p>
1.73 tj 83: Patches for the OpenBSD base system are distributed as unified diffs.
84: Each patch contains usage instructions.
85: All the following patches are also available in one
86: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
87: for convenience.
1.1 david 88:
1.51 deraadt 89: <p>
1.73 tj 90: Patches for supported releases are also incorporated into the
1.74 tj 91: <a href="stable.html">-stable branch</a>.
1.51 deraadt 92:
1.1 david 93: <hr>
94:
95: <ul>
1.82 deraadt 96:
97: <li id="realpath">
98: <strong>001: SECURITY FIX: August 4, 2003</strong>
1.54 deraadt 99: <i>All architectures</i><br>
1.82 deraadt 100: An off-by-one error exists in the C library function
101: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
102: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
103: it is possible that this bug may allow an attacker to gain escalated privileges
104: on OpenBSD.<br>
105: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51 deraadt 106: A source code patch exists which remedies this problem.</a>
1.25 otto 107: <p>
1.82 deraadt 108:
109: <li id="semget">
110: <strong>002: RELIABILITY FIX: August 20, 2003</strong>
1.54 deraadt 111: <i>All architectures</i><br>
1.82 deraadt 112: An improper bounds check in the
113: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
114: system call can allow a local user to cause a kernel panic.<br>
115: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51 deraadt 116: A source code patch exists which remedies this problem.</a>
1.22 millert 117: <p>
1.82 deraadt 118:
119: <li id="sysvsem">
120: <strong>003: SECURITY FIX: September 10, 2003</strong>
1.54 deraadt 121: <i>All architectures</i><br>
1.82 deraadt 122: Root may be able to reduce the security level by taking advantage of
123: an integer overflow when the semaphore limits are made very large.<br>
124: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51 deraadt 125: A source code patch exists which remedies this problem.</a>
1.21 brad 126: <p>
1.82 deraadt 127:
128: <li id="sshbuffer">
129: <strong>004: SECURITY FIX: September 16, 2003</strong>
1.54 deraadt 130: <i>All architectures</i><br>
1.82 deraadt 131: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
132: It is unclear whether or not this bug is exploitable.<br>
133: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51 deraadt 134: A source code patch exists which remedies this problem.</a>
1.82 deraadt 135: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
136: problem.
1.20 brad 137: <p>
1.82 deraadt 138:
139: <li id="sendmail">
140: <strong>005: SECURITY FIX: September 17, 2003</strong>
1.54 deraadt 141: <i>All architectures</i><br>
1.82 deraadt 142: A buffer overflow in the address parsing in
143: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
144: may allow an attacker to gain root privileges.<br>
145: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51 deraadt 146: A source code patch exists which remedies this problem.</a>
1.82 deraadt 147: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
148: problem.
1.19 markus 149: <p>
1.82 deraadt 150:
151: <li id="pfnorm">
152: <strong>006: SECURITY FIX: September 24, 2003</strong>
1.54 deraadt 153: <i>All architectures</i><br>
1.82 deraadt 154: Three cases of potential access to freed memory have been found in
155: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
156: At least one of them could be used to panic pf with active scrub rules remotely.<br>
157: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51 deraadt 158: A source code patch exists which remedies this problem.</a>
1.14 matthieu 159: <p>
1.82 deraadt 160:
161: <li id="asn1">
162: <strong>007: SECURITY FIX: October 1, 2003</strong>
1.54 deraadt 163: <i>All architectures</i><br>
1.82 deraadt 164: The use of certain ASN.1 encodings or malformed public keys may allow an
165: attacker to mount a denial of service attack against applications linked with
166: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
167: This does not affect OpenSSH.<br>
168: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51 deraadt 169: A source code patch exists which remedies this problem.</a>
1.12 dhartmei 170: <p>
1.82 deraadt 171:
172: <li id="arp">
173: <strong>008: RELIABILITY FIX: October 1, 2003</strong>
1.54 deraadt 174: <i>All architectures</i><br>
1.82 deraadt 175: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
176: requests.<br>
177: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51 deraadt 178: A source code patch exists which remedies this problem.</a>
1.11 millert 179: <p>
1.82 deraadt 180:
181: <li id="httpd">
182: <strong>009: RELIABILITY FIX: October 29, 2003</strong>
1.54 deraadt 183: <i>All architectures</i><br>
1.82 deraadt 184: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
185: file can crash
186: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
187: or potentially run arbitrary code as the user <code>www</code> (although it
188: is believed that ProPolice will prevent code execution).
1.9 brad 189: <br>
1.82 deraadt 190: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51 deraadt 191: A source code patch exists which remedies this problem.</a>
1.9 brad 192: <p>
1.82 deraadt 193:
194: <li id="exec">
195: <strong>010: RELIABILITY FIX: November 4, 2003</strong>
1.54 deraadt 196: <i>All architectures</i><br>
1.82 deraadt 197: 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 198: <br>
1.82 deraadt 199: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51 deraadt 200: A source code patch exists which remedies this problem.</a>
1.6 margarid 201: <p>
1.82 deraadt 202:
1.58 bentley 203: <li id="ibcs2">
1.81 bentley 204: <strong>011: SECURITY FIX: November 17, 2003</strong>
1.54 deraadt 205: <i>i386 only</i><br>
1.53 deraadt 206: It is possible for a local user to execute arbitrary code resulting in escalation of
207: privileges due to a stack overrun in
1.76 tb 208: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72 tb 209: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53 deraadt 210: A source code patch exists which remedies this problem.</a>
211: <p>
1.82 deraadt 212:
213: <li id="uvm">
214: <strong>012: RELIABILITY FIX: November 20, 2003</strong>
215: <i>All architectures</i><br>
216: It is possible for a local user to cause a crash via
217: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
218: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
219: A source code patch exists which remedies this problem.</a>
220: <p>
221:
222: <li id="sem">
223: <strong>013: RELIABILITY FIX: November 20, 2003</strong>
1.54 deraadt 224: <i>All architectures</i><br>
1.82 deraadt 225: An improper bounds check makes it possible for a local user to cause a crash
226: by passing the
227: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
228: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
229: certain arguments.
1.3 brad 230: <br>
1.82 deraadt 231: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51 deraadt 232: A source code patch exists which remedies this problem.</a>
1.3 brad 233: <p>
1.82 deraadt 234:
235: <li id="isakmpd">
236: <strong>014: SECURITY FIX: January 15, 2004</strong>
1.54 deraadt 237: <i>All architectures</i><br>
1.82 deraadt 238: Several message handling flaws in
239: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
240: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.2 millert 241: <br>
1.82 deraadt 242: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51 deraadt 243: A source code patch exists which remedies this problem.</a>
1.2 millert 244: <p>
1.82 deraadt 245:
246: <li id="sysvshm">
247: <strong>015: SECURITY FIX: February 5, 2004</strong>
1.54 deraadt 248: <i>All architectures</i><br>
1.82 deraadt 249: A reference counting bug exists in the
250: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
251: system call that could be used by an attacker to write to kernel memory
252: under certain circumstances.
253: <br>
254: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51 deraadt 255: A source code patch exists which remedies this problem.</a>
1.1 david 256: <p>
1.82 deraadt 257:
258: <li id="ip6">
259: <strong>016: SECURITY FIX: February 8, 2004</strong>
1.54 deraadt 260: <i>All architectures</i><br>
1.82 deraadt 261: An IPv6 MTU handling problem exists that could be used by an attacker
262: to cause a denial of service attack against hosts with reachable IPv6
263: TCP ports.
264: <br>
265: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51 deraadt 266: A source code patch exists which remedies this problem.</a>
1.1 david 267: <p>
1.82 deraadt 268:
269: <li id="font">
270: <strong>017: RELIABILITY FIX: February 14, 2004</strong>
1.54 deraadt 271: <i>All architectures</i><br>
1.82 deraadt 272: Several buffer overflows exist in the code parsing
273: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
274: exploited to gain privileges, but they can cause the X server to abort.
275: <br>
276: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51 deraadt 277: A source code patch exists which remedies this problem.</a>
1.1 david 278: <p>
1.82 deraadt 279:
280: <li id="tcp">
281: <strong>018: RELIABILITY FIX: March 8, 2004</strong>
1.54 deraadt 282: <i>All architectures</i><br>
1.82 deraadt 283: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
284: TCP segments are queued in the system. An attacker could
285: send out-of-order TCP segments and trick the system into using all
286: available memory buffers.
287: <br>
288: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51 deraadt 289: A source code patch exists which remedies this problem.</a>
1.1 david 290: <p>
1.82 deraadt 291:
292: <li id="httpd2">
293: <strong>019: SECURITY FIX: March 13, 2004</strong>
1.54 deraadt 294: <i>All architectures</i><br>
1.82 deraadt 295: Due to a bug in the parsing of Allow/Deny rules for
296: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
297: access module, using IP addresses without a netmask on big endian 64-bit
298: platforms causes the rules to fail to match. This only affects sparc64.
299: <br>
300: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51 deraadt 301: A source code patch exists which remedies this problem.</a>
1.1 david 302: <p>
1.82 deraadt 303:
304: <li id="isakmpd2">
305: <strong>020: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 306: <i>All architectures</i><br>
1.82 deraadt 307: Defects in the payload validation and processing functions of
308: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
309: have been discovered. An attacker could send malformed ISAKMP messages and
310: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
311: and removes some memory leaks.
312: <br>
313: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51 deraadt 314: A source code patch exists which remedies this problem.</a>
1.1 david 315: <p>
1.82 deraadt 316:
317: <li id="openssl">
318: <strong>021: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 319: <i>All architectures</i><br>
1.82 deraadt 320: A missing check for a NULL-pointer dereference has been found in
321: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
322: A remote attacker can use the bug to cause an OpenSSL application to crash;
323: this may lead to a denial of service.
324: <br>
325: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51 deraadt 326: A source code patch exists which remedies this problem.</a>
1.1 david 327: <p>
1.82 deraadt 328:
329: <li id="cvs">
330: <strong>022: SECURITY FIX: May 5, 2004</strong>
1.54 deraadt 331: <i>All architectures</i><br>
1.82 deraadt 332: Pathname validation problems have been found in
333: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
334: allowing malicious clients to create files outside the repository, allowing
335: malicious servers to overwrite files outside the local CVS tree on
336: the client and allowing clients to check out files outside the CVS
337: repository.
338: <br>
339: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51 deraadt 340: A source code patch exists which remedies this problem.</a>
1.1 david 341: <p>
1.70 deraadt 342:
1.1 david 343: </ul>
1.49 deraadt 344:
1.59 tedu 345: <hr>
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