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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>,
1.92 tj 79: <a href="errata72.html">7.2</a>,
1.93 ! tj 80: <a href="errata73.html">7.3</a>,
! 81: <a href="errata74.html">7.4</a>.
1.1 david 82: <hr>
83:
1.51 deraadt 84: <p>
1.73 tj 85: Patches for the OpenBSD base system are distributed as unified diffs.
86: Each patch contains usage instructions.
87: All the following patches are also available in one
88: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3.tar.gz">tar.gz file</a>
89: for convenience.
1.1 david 90:
1.51 deraadt 91: <p>
1.73 tj 92: Patches for supported releases are also incorporated into the
1.74 tj 93: <a href="stable.html">-stable branch</a>.
1.51 deraadt 94:
1.1 david 95: <hr>
96:
97: <ul>
1.82 deraadt 98:
99: <li id="realpath">
100: <strong>001: SECURITY FIX: August 4, 2003</strong>
1.54 deraadt 101: <i>All architectures</i><br>
1.82 deraadt 102: An off-by-one error exists in the C library function
103: <a href="https://man.openbsd.org/OpenBSD-3.3/realpath.3">realpath(3)</a>.
104: Since this same bug resulted in a root compromise in the wu-ftpd ftp server
105: it is possible that this bug may allow an attacker to gain escalated privileges
106: on OpenBSD.<br>
107: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/001_realpath.patch">
1.51 deraadt 108: A source code patch exists which remedies this problem.</a>
1.25 otto 109: <p>
1.82 deraadt 110:
111: <li id="semget">
112: <strong>002: RELIABILITY FIX: August 20, 2003</strong>
1.54 deraadt 113: <i>All architectures</i><br>
1.82 deraadt 114: An improper bounds check in the
115: <a href="https://man.openbsd.org/OpenBSD-3.3/semget.2">semget(2)</a>
116: system call can allow a local user to cause a kernel panic.<br>
117: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/002_semget.patch">
1.51 deraadt 118: A source code patch exists which remedies this problem.</a>
1.22 millert 119: <p>
1.82 deraadt 120:
121: <li id="sysvsem">
122: <strong>003: SECURITY FIX: September 10, 2003</strong>
1.54 deraadt 123: <i>All architectures</i><br>
1.82 deraadt 124: Root may be able to reduce the security level by taking advantage of
125: an integer overflow when the semaphore limits are made very large.<br>
126: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/003_sysvsem.patch">
1.51 deraadt 127: A source code patch exists which remedies this problem.</a>
1.21 brad 128: <p>
1.82 deraadt 129:
130: <li id="sshbuffer">
131: <strong>004: SECURITY FIX: September 16, 2003</strong>
1.54 deraadt 132: <i>All architectures</i><br>
1.82 deraadt 133: All versions of OpenSSH's sshd prior to 3.7 contain a buffer management error.
134: It is unclear whether or not this bug is exploitable.<br>
135: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/004_sshbuffer.patch">
1.51 deraadt 136: A source code patch exists which remedies this problem.</a>
1.82 deraadt 137: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
138: problem.
1.20 brad 139: <p>
1.82 deraadt 140:
141: <li id="sendmail">
142: <strong>005: SECURITY FIX: September 17, 2003</strong>
1.54 deraadt 143: <i>All architectures</i><br>
1.82 deraadt 144: A buffer overflow in the address parsing in
145: <a href="https://man.openbsd.org/OpenBSD-3.3/sendmail.8">sendmail(8)</a>
146: may allow an attacker to gain root privileges.<br>
147: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/005_sendmail.patch">
1.51 deraadt 148: A source code patch exists which remedies this problem.</a>
1.82 deraadt 149: NOTE: this is the <em>second</em> revision of the patch that fixes an additional
150: problem.
1.19 markus 151: <p>
1.82 deraadt 152:
153: <li id="pfnorm">
154: <strong>006: SECURITY FIX: September 24, 2003</strong>
1.54 deraadt 155: <i>All architectures</i><br>
1.82 deraadt 156: Three cases of potential access to freed memory have been found in
157: <a href="https://man.openbsd.org/OpenBSD-3.3/pf.4">pf(4)</a>.
158: At least one of them could be used to panic pf with active scrub rules remotely.<br>
159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/006_pfnorm.patch">
1.51 deraadt 160: A source code patch exists which remedies this problem.</a>
1.14 matthieu 161: <p>
1.82 deraadt 162:
163: <li id="asn1">
164: <strong>007: SECURITY FIX: October 1, 2003</strong>
1.54 deraadt 165: <i>All architectures</i><br>
1.82 deraadt 166: The use of certain ASN.1 encodings or malformed public keys may allow an
167: attacker to mount a denial of service attack against applications linked with
168: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
169: This does not affect OpenSSH.<br>
170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/007_asn1.patch">
1.51 deraadt 171: A source code patch exists which remedies this problem.</a>
1.12 dhartmei 172: <p>
1.82 deraadt 173:
174: <li id="arp">
175: <strong>008: RELIABILITY FIX: October 1, 2003</strong>
1.54 deraadt 176: <i>All architectures</i><br>
1.82 deraadt 177: It is possible for a local user to cause a system panic by flooding it with spoofed ARP
178: requests.<br>
179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/008_arp.patch">
1.51 deraadt 180: A source code patch exists which remedies this problem.</a>
1.11 millert 181: <p>
1.82 deraadt 182:
183: <li id="httpd">
184: <strong>009: RELIABILITY FIX: October 29, 2003</strong>
1.54 deraadt 185: <i>All architectures</i><br>
1.82 deraadt 186: A user with write permission to <code>httpd.conf</code> or a <code>.htaccess</code>
187: file can crash
188: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)</a>
189: or potentially run arbitrary code as the user <code>www</code> (although it
190: is believed that ProPolice will prevent code execution).
1.9 brad 191: <br>
1.82 deraadt 192: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/009_httpd.patch">
1.51 deraadt 193: A source code patch exists which remedies this problem.</a>
1.9 brad 194: <p>
1.82 deraadt 195:
196: <li id="exec">
197: <strong>010: RELIABILITY FIX: November 4, 2003</strong>
1.54 deraadt 198: <i>All architectures</i><br>
1.82 deraadt 199: 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 200: <br>
1.82 deraadt 201: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/010_exec.patch">
1.51 deraadt 202: A source code patch exists which remedies this problem.</a>
1.6 margarid 203: <p>
1.82 deraadt 204:
1.58 bentley 205: <li id="ibcs2">
1.81 bentley 206: <strong>011: SECURITY FIX: November 17, 2003</strong>
1.54 deraadt 207: <i>i386 only</i><br>
1.53 deraadt 208: It is possible for a local user to execute arbitrary code resulting in escalation of
209: privileges due to a stack overrun in
1.76 tb 210: <a href="https://man.openbsd.org/OpenBSD-3.3/compat_ibcs2.8">compat_ibcs2(8)</a>.<br>
1.72 tb 211: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/i386/011_ibcs2.patch">
1.53 deraadt 212: A source code patch exists which remedies this problem.</a>
213: <p>
1.82 deraadt 214:
215: <li id="uvm">
216: <strong>012: RELIABILITY FIX: November 20, 2003</strong>
217: <i>All architectures</i><br>
218: It is possible for a local user to cause a crash via
219: <a href="https://man.openbsd.org/OpenBSD-3.3/sysctl.3">sysctl(3)</a> with certain arguments.<br>
220: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/012_uvm.patch">
221: A source code patch exists which remedies this problem.</a>
222: <p>
223:
224: <li id="sem">
225: <strong>013: RELIABILITY FIX: November 20, 2003</strong>
1.54 deraadt 226: <i>All architectures</i><br>
1.82 deraadt 227: An improper bounds check makes it possible for a local user to cause a crash
228: by passing the
229: <a href="https://man.openbsd.org/OpenBSD-3.3/semctl.2">semctl(2)</a> and
230: <a href="https://man.openbsd.org/OpenBSD-3.3/semop.2">semop(2)</a> functions
231: certain arguments.
1.3 brad 232: <br>
1.82 deraadt 233: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/013_sem.patch">
1.51 deraadt 234: A source code patch exists which remedies this problem.</a>
1.3 brad 235: <p>
1.82 deraadt 236:
237: <li id="isakmpd">
238: <strong>014: SECURITY FIX: January 15, 2004</strong>
1.54 deraadt 239: <i>All architectures</i><br>
1.82 deraadt 240: Several message handling flaws in
241: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
242: have been reported by Thomas Walpuski. These allow an attacker to delete arbitrary SAs.
1.2 millert 243: <br>
1.82 deraadt 244: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/014_isakmpd.patch">
1.51 deraadt 245: A source code patch exists which remedies this problem.</a>
1.2 millert 246: <p>
1.82 deraadt 247:
248: <li id="sysvshm">
249: <strong>015: SECURITY FIX: February 5, 2004</strong>
1.54 deraadt 250: <i>All architectures</i><br>
1.82 deraadt 251: A reference counting bug exists in the
252: <a href="https://man.openbsd.org/OpenBSD-3.3/shmat.2">shmat(2)</a>
253: system call that could be used by an attacker to write to kernel memory
254: under certain circumstances.
255: <br>
256: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/015_sysvshm.patch">
1.51 deraadt 257: A source code patch exists which remedies this problem.</a>
1.1 david 258: <p>
1.82 deraadt 259:
260: <li id="ip6">
261: <strong>016: SECURITY FIX: February 8, 2004</strong>
1.54 deraadt 262: <i>All architectures</i><br>
1.82 deraadt 263: An IPv6 MTU handling problem exists that could be used by an attacker
264: to cause a denial of service attack against hosts with reachable IPv6
265: TCP ports.
266: <br>
267: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/016_ip6.patch">
1.51 deraadt 268: A source code patch exists which remedies this problem.</a>
1.1 david 269: <p>
1.82 deraadt 270:
271: <li id="font">
272: <strong>017: RELIABILITY FIX: February 14, 2004</strong>
1.54 deraadt 273: <i>All architectures</i><br>
1.82 deraadt 274: Several buffer overflows exist in the code parsing
275: font.aliases files in XFree86. Thanks to ProPolice, these cannot be
276: exploited to gain privileges, but they can cause the X server to abort.
277: <br>
278: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/017_font.patch">
1.51 deraadt 279: A source code patch exists which remedies this problem.</a>
1.1 david 280: <p>
1.82 deraadt 281:
282: <li id="tcp">
283: <strong>018: RELIABILITY FIX: March 8, 2004</strong>
1.54 deraadt 284: <i>All architectures</i><br>
1.82 deraadt 285: OpenBSD's TCP/IP stack did not impose limits on how many out-of-order
286: TCP segments are queued in the system. An attacker could
287: send out-of-order TCP segments and trick the system into using all
288: available memory buffers.
289: <br>
290: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/018_tcp.patch">
1.51 deraadt 291: A source code patch exists which remedies this problem.</a>
1.1 david 292: <p>
1.82 deraadt 293:
294: <li id="httpd2">
295: <strong>019: SECURITY FIX: March 13, 2004</strong>
1.54 deraadt 296: <i>All architectures</i><br>
1.82 deraadt 297: Due to a bug in the parsing of Allow/Deny rules for
298: <a href="https://man.openbsd.org/OpenBSD-3.3/httpd.8">httpd(8)'s</a>
299: access module, using IP addresses without a netmask on big endian 64-bit
300: platforms causes the rules to fail to match. This only affects sparc64.
301: <br>
302: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/019_httpd2.patch">
1.51 deraadt 303: A source code patch exists which remedies this problem.</a>
1.1 david 304: <p>
1.82 deraadt 305:
306: <li id="isakmpd2">
307: <strong>020: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 308: <i>All architectures</i><br>
1.82 deraadt 309: Defects in the payload validation and processing functions of
310: <a href="https://man.openbsd.org/OpenBSD-3.3/isakmpd.8">isakmpd(8)</a>
311: have been discovered. An attacker could send malformed ISAKMP messages and
312: cause isakmpd to crash or to loop endlessly. This patch fixes these problems
313: and removes some memory leaks.
314: <br>
315: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/020_isakmpd2.patch">
1.51 deraadt 316: A source code patch exists which remedies this problem.</a>
1.1 david 317: <p>
1.82 deraadt 318:
319: <li id="openssl">
320: <strong>021: RELIABILITY FIX: March 17, 2004</strong>
1.54 deraadt 321: <i>All architectures</i><br>
1.82 deraadt 322: A missing check for a NULL-pointer dereference has been found in
323: <a href="https://man.openbsd.org/OpenBSD-3.3/ssl.3">ssl(3)</a>.
324: A remote attacker can use the bug to cause an OpenSSL application to crash;
325: this may lead to a denial of service.
326: <br>
327: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/021_openssl.patch">
1.51 deraadt 328: A source code patch exists which remedies this problem.</a>
1.1 david 329: <p>
1.82 deraadt 330:
331: <li id="cvs">
332: <strong>022: SECURITY FIX: May 5, 2004</strong>
1.54 deraadt 333: <i>All architectures</i><br>
1.82 deraadt 334: Pathname validation problems have been found in
335: <a href="https://man.openbsd.org/OpenBSD-3.3/cvs.1">cvs(1)</a>,
336: allowing malicious clients to create files outside the repository, allowing
337: malicious servers to overwrite files outside the local CVS tree on
338: the client and allowing clients to check out files outside the CVS
339: repository.
340: <br>
341: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.3/common/022_cvs.patch">
1.51 deraadt 342: A source code patch exists which remedies this problem.</a>
1.1 david 343: <p>
1.70 deraadt 344:
1.1 david 345: </ul>
1.49 deraadt 346:
1.59 tedu 347: <hr>
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