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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>
1.87 deraadt 76: <a href="errata69.html">6.9</a>.
1.1 david 77: <hr>
78:
1.51 deraadt 79: <p>
1.73 tj 80: Patches for the OpenBSD base system are distributed as unified diffs.
81: Each patch contains usage instructions.
82: All the following patches are also available in one
83: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
84: for convenience.
1.1 david 85:
1.51 deraadt 86: <p>
1.73 tj 87: Patches for supported releases are also incorporated into the
1.74 tj 88: <a href="stable.html">-stable branch</a>.
1.51 deraadt 89:
1.1 david 90: <hr>
91:
92: <ul>
1.82 deraadt 93:
94: <li id="realpath">
95: <strong>001: SECURITY FIX: August 4, 2003</strong>
1.54 deraadt 96: <i>All architectures</i><br>
1.82 deraadt 97: An off-by-one error exists in the C library function
98: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
99: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
100: it is possible that this bug may allow an attacker to gain escalated privileges
101: on OpenBSD.<br>
102: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51 deraadt 103: A source code patch exists which remedies this problem.</a>
1.25 otto 104: <p>
1.82 deraadt 105:
106: <li id="semget">
107: <strong>002: RELIABILITY FIX: August 20, 2003</strong>
1.54 deraadt 108: <i>All architectures</i><br>
1.82 deraadt 109: An improper bounds check in the
110: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
111: system call can allow a local user to cause a kernel panic.<br>
112: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51 deraadt 113: A source code patch exists which remedies this problem.</a>
1.22 millert 114: <p>
1.82 deraadt 115:
116: <li id="sysvsem">
117: <strong>003: SECURITY FIX: September 10, 2003</strong>
1.54 deraadt 118: <i>All architectures</i><br>
1.82 deraadt 119: Root may be able to reduce the security level by taking advantage of
120: an integer overflow when the semaphore limits are made very large.<br>
121: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51 deraadt 122: A source code patch exists which remedies this problem.</a>
1.21 brad 123: <p>
1.82 deraadt 124:
125: <li id="sshbuffer">
126: <strong>004: SECURITY FIX: September 16, 2003</strong>
1.54 deraadt 127: <i>All architectures</i><br>
1.82 deraadt 128: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
129: It is unclear whether or not this bug is exploitable.<br>
130: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51 deraadt 131: A source code patch exists which remedies this problem.</a>
1.82 deraadt 132: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
133: problem.
1.20 brad 134: <p>
1.82 deraadt 135:
136: <li id="sendmail">
137: <strong>005: SECURITY FIX: September 17, 2003</strong>
1.54 deraadt 138: <i>All architectures</i><br>
1.82 deraadt 139: A buffer overflow in the address parsing in
140: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
141: may allow an attacker to gain root privileges.<br>
142: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51 deraadt 143: A source code patch exists which remedies this problem.</a>
1.82 deraadt 144: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
145: problem.
1.19 markus 146: <p>
1.82 deraadt 147:
148: <li id="pfnorm">
149: <strong>006: SECURITY FIX: September 24, 2003</strong>
1.54 deraadt 150: <i>All architectures</i><br>
1.82 deraadt 151: Three cases of potential access to freed memory have been found in
152: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
153: At least one of them could be used to panic pf with active scrub rules remotely.<br>
154: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51 deraadt 155: A source code patch exists which remedies this problem.</a>
1.14 matthieu 156: <p>
1.82 deraadt 157:
158: <li id="asn1">
159: <strong>007: SECURITY FIX: October 1, 2003</strong>
1.54 deraadt 160: <i>All architectures</i><br>
1.82 deraadt 161: The use of certain ASN.1 encodings or malformed public keys may allow an
162: attacker to mount a denial of service attack against applications linked with
163: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
164: This does not affect OpenSSH.<br>
165: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51 deraadt 166: A source code patch exists which remedies this problem.</a>
1.12 dhartmei 167: <p>
1.82 deraadt 168:
169: <li id="arp">
170: <strong>008: RELIABILITY FIX: October 1, 2003</strong>
1.54 deraadt 171: <i>All architectures</i><br>
1.82 deraadt 172: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
173: requests.<br>
174: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51 deraadt 175: A source code patch exists which remedies this problem.</a>
1.11 millert 176: <p>
1.82 deraadt 177:
178: <li id="httpd">
179: <strong>009: RELIABILITY FIX: October 29, 2003</strong>
1.54 deraadt 180: <i>All architectures</i><br>
1.82 deraadt 181: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
182: file can crash
183: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
184: or potentially run arbitrary code as the user <code>www</code> (although it
185: is believed that ProPolice will prevent code execution).
1.9 brad 186: <br>
1.82 deraadt 187: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51 deraadt 188: A source code patch exists which remedies this problem.</a>
1.9 brad 189: <p>
1.82 deraadt 190:
191: <li id="exec">
192: <strong>010: RELIABILITY FIX: November 4, 2003</strong>
1.54 deraadt 193: <i>All architectures</i><br>
1.82 deraadt 194: 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 195: <br>
1.82 deraadt 196: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51 deraadt 197: A source code patch exists which remedies this problem.</a>
1.6 margarid 198: <p>
1.82 deraadt 199:
1.58 bentley 200: <li id="ibcs2">
1.81 bentley 201: <strong>011: SECURITY FIX: November 17, 2003</strong>
1.54 deraadt 202: <i>i386 only</i><br>
1.53 deraadt 203: It is possible for a local user to execute arbitrary code resulting in escalation of
204: privileges due to a stack overrun in
1.76 tb 205: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72 tb 206: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53 deraadt 207: A source code patch exists which remedies this problem.</a>
208: <p>
1.82 deraadt 209:
210: <li id="uvm">
211: <strong>012: RELIABILITY FIX: November 20, 2003</strong>
212: <i>All architectures</i><br>
213: It is possible for a local user to cause a crash via
214: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
216: A source code patch exists which remedies this problem.</a>
217: <p>
218:
219: <li id="sem">
220: <strong>013: RELIABILITY FIX: November 20, 2003</strong>
1.54 deraadt 221: <i>All architectures</i><br>
1.82 deraadt 222: An improper bounds check makes it possible for a local user to cause a crash
223: by passing the
224: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
225: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
226: certain arguments.
1.3 brad 227: <br>
1.82 deraadt 228: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51 deraadt 229: A source code patch exists which remedies this problem.</a>
1.3 brad 230: <p>
1.82 deraadt 231:
232: <li id="isakmpd">
233: <strong>014: SECURITY FIX: January 15, 2004</strong>
1.54 deraadt 234: <i>All architectures</i><br>
1.82 deraadt 235: Several message handling flaws in
236: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
237: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.2 millert 238: <br>
1.82 deraadt 239: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51 deraadt 240: A source code patch exists which remedies this problem.</a>
1.2 millert 241: <p>
1.82 deraadt 242:
243: <li id="sysvshm">
244: <strong>015: SECURITY FIX: February 5, 2004</strong>
1.54 deraadt 245: <i>All architectures</i><br>
1.82 deraadt 246: A reference counting bug exists in the
247: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
248: system call that could be used by an attacker to write to kernel memory
249: under certain circumstances.
250: <br>
251: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51 deraadt 252: A source code patch exists which remedies this problem.</a>
1.1 david 253: <p>
1.82 deraadt 254:
255: <li id="ip6">
256: <strong>016: SECURITY FIX: February 8, 2004</strong>
1.54 deraadt 257: <i>All architectures</i><br>
1.82 deraadt 258: An IPv6 MTU handling problem exists that could be used by an attacker
259: to cause a denial of service attack against hosts with reachable IPv6
260: TCP ports.
261: <br>
262: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51 deraadt 263: A source code patch exists which remedies this problem.</a>
1.1 david 264: <p>
1.82 deraadt 265:
266: <li id="font">
267: <strong>017: RELIABILITY FIX: February 14, 2004</strong>
1.54 deraadt 268: <i>All architectures</i><br>
1.82 deraadt 269: Several buffer overflows exist in the code parsing
270: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
271: exploited to gain privileges, but they can cause the X server to abort.
272: <br>
273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51 deraadt 274: A source code patch exists which remedies this problem.</a>
1.1 david 275: <p>
1.82 deraadt 276:
277: <li id="tcp">
278: <strong>018: RELIABILITY FIX: March 8, 2004</strong>
1.54 deraadt 279: <i>All architectures</i><br>
1.82 deraadt 280: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
281: TCP segments are queued in the system. An attacker could
282: send out-of-order TCP segments and trick the system into using all
283: available memory buffers.
284: <br>
285: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51 deraadt 286: A source code patch exists which remedies this problem.</a>
1.1 david 287: <p>
1.82 deraadt 288:
289: <li id="httpd2">
290: <strong>019: SECURITY FIX: March 13, 2004</strong>
1.54 deraadt 291: <i>All architectures</i><br>
1.82 deraadt 292: Due to a bug in the parsing of Allow/Deny rules for
293: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
294: access module, using IP addresses without a netmask on big endian 64-bit
295: platforms causes the rules to fail to match. This only affects sparc64.
296: <br>
297: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51 deraadt 298: A source code patch exists which remedies this problem.</a>
1.1 david 299: <p>
1.82 deraadt 300:
301: <li id="isakmpd2">
302: <strong>020: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 303: <i>All architectures</i><br>
1.82 deraadt 304: Defects in the payload validation and processing functions of
305: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
306: have been discovered. An attacker could send malformed ISAKMP messages and
307: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
308: and removes some memory leaks.
309: <br>
310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51 deraadt 311: A source code patch exists which remedies this problem.</a>
1.1 david 312: <p>
1.82 deraadt 313:
314: <li id="openssl">
315: <strong>021: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 316: <i>All architectures</i><br>
1.82 deraadt 317: A missing check for a NULL-pointer dereference has been found in
318: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
319: A remote attacker can use the bug to cause an OpenSSL application to crash;
320: this may lead to a denial of service.
321: <br>
322: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51 deraadt 323: A source code patch exists which remedies this problem.</a>
1.1 david 324: <p>
1.82 deraadt 325:
326: <li id="cvs">
327: <strong>022: SECURITY FIX: May 5, 2004</strong>
1.54 deraadt 328: <i>All architectures</i><br>
1.82 deraadt 329: Pathname validation problems have been found in
330: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
331: allowing malicious clients to create files outside the repository, allowing
332: malicious servers to overwrite files outside the local CVS tree on
333: the client and allowing clients to check out files outside the CVS
334: repository.
335: <br>
336: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51 deraadt 337: A source code patch exists which remedies this problem.</a>
1.1 david 338: <p>
1.70 deraadt 339:
1.1 david 340: </ul>
1.49 deraadt 341:
1.59 tedu 342: <hr>
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