Annotation of www/errata31.html, Revision 1.83
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1.76 tj 4: <title>OpenBSD 3.1 Errata</title>
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1.64 deraadt 12: <!--
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14: IF YOU ADD A NEW ERRATUM, MAIL THE PATCH TO TECH AND ANNOUNCE
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1.30 david 17: <body bgcolor="#ffffff" text="#000000" link="#23238E">
1.1 deraadt 18:
1.74 deraadt 19: <h2>
20: <a href="index.html">
21: <font color="#0000ff"><i>Open</i></font><font color="#000084">BSD</font></a>
1.76 tj 22: <font color="#e00000">3.1 Errata</font>
23: </h2>
1.74 deraadt 24: <hr>
1.1 deraadt 25:
1.3 deraadt 26: For errata on a certain release, click below:<br>
1.2 deraadt 27: <a href="errata21.html">2.1</a>,
28: <a href="errata22.html">2.2</a>,
29: <a href="errata23.html">2.3</a>,
30: <a href="errata24.html">2.4</a>,
31: <a href="errata25.html">2.5</a>,
32: <a href="errata26.html">2.6</a>,
33: <a href="errata27.html">2.7</a>,
34: <a href="errata28.html">2.8</a>,
35: <a href="errata29.html">2.9</a>,
36: <a href="errata30.html">3.0</a>,
1.25 david 37: <a href="errata32.html">3.2</a>,
1.28 david 38: <a href="errata33.html">3.3</a>,
1.32 david 39: <a href="errata34.html">3.4</a>,
1.33 miod 40: <a href="errata35.html">3.5</a>,
1.34 deraadt 41: <a href="errata36.html">3.6</a>,
1.58 deraadt 42: <a href="errata37.html">3.7</a>,
1.43 deraadt 43: <br>
1.36 deraadt 44: <a href="errata38.html">3.8</a>,
1.38 deraadt 45: <a href="errata39.html">3.9</a>,
1.39 deraadt 46: <a href="errata40.html">4.0</a>,
1.41 merdely 47: <a href="errata41.html">4.1</a>,
1.42 deraadt 48: <a href="errata42.html">4.2</a>,
1.43 deraadt 49: <a href="errata43.html">4.3</a>,
1.45 deraadt 50: <a href="errata44.html">4.4</a>,
1.46 deraadt 51: <a href="errata45.html">4.5</a>,
1.47 deraadt 52: <a href="errata46.html">4.6</a>,
1.49 deraadt 53: <a href="errata47.html">4.7</a>,
1.50 miod 54: <a href="errata48.html">4.8</a>,
1.51 nick 55: <a href="errata49.html">4.9</a>,
1.52 sthen 56: <a href="errata50.html">5.0</a>,
1.53 deraadt 57: <a href="errata51.html">5.1</a>,
1.54 deraadt 58: <a href="errata52.html">5.2</a>,
1.55 deraadt 59: <a href="errata53.html">5.3</a>,
1.58 deraadt 60: <br>
1.56 deraadt 61: <a href="errata54.html">5.4</a>,
1.63 jsg 62: <a href="errata55.html">5.5</a>,
1.67 deraadt 63: <a href="errata56.html">5.6</a>,
1.70 deraadt 64: <a href="errata57.html">5.7</a>,
1.71 deraadt 65: <a href="errata58.html">5.8</a>,
1.77 deraadt 66: <a href="errata59.html">5.9</a>,
1.80 tj 67: <a href="errata60.html">6.0</a>,
68: <a href="errata61.html">6.1</a>.
1.1 deraadt 69: <hr>
70:
1.59 deraadt 71: <p>
1.80 tj 72: Patches for the OpenBSD base system are distributed as unified diffs.
73: Each patch contains usage instructions.
74: All the following patches are also available in one
75: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1.tar.gz">tar.gz file</a>
76: for convenience.
1.1 deraadt 77:
1.59 deraadt 78: <p>
1.80 tj 79: Patches for supported releases are also incorporated into the
1.81 tj 80: <a href="stable.html">-stable branch</a>.
1.59 deraadt 81:
1.1 deraadt 82: <hr>
83:
84: <ul>
1.65 bentley 85: <li id="sendmail2">
1.61 deraadt 86: <font color="#009000"><strong>027: SECURITY FIX: March 31, 2003</strong></font>
87: <i>All architectures</i><br>
1.26 miod 88: A buffer overflow in the address parsing in
1.83 ! tb 89: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
1.26 miod 90: may allow an attacker to gain root privileges.<br>
1.79 tb 91: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/027_sendmail.patch">
1.59 deraadt 92: A source code patch exists which remedies this problem.</a>
1.26 miod 93: <p>
1.65 bentley 94: <li id="kerberos">
1.61 deraadt 95: <font color="#009000"><strong>026: SECURITY FIX: March 24, 2003</strong></font>
96: <i>All architectures</i><br>
1.27 margarid 97: The cryptographic weaknesses in the Kerberos v4 protocol can be exploited
1.22 millert 98: on Kerberos v5 as well.
99: <br>
1.79 tb 100: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/026_kerberos.patch">
1.59 deraadt 101: A source code patch exists which remedies this problem.</a>
1.22 millert 102: <p>
1.65 bentley 103: <li id="kpr">
1.61 deraadt 104: <font color="#009000"><strong>025: SECURITY FIX: March 19, 2003</strong></font>
105: <i>All architectures</i><br>
1.21 jufi 106: OpenSSL is vulnerable to an extension of the ``Bleichenbacher'' attack designed
1.20 miod 107: by Czech researchers Klima, Pokorny and Rosa.
108: <br>
1.79 tb 109: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/025_kpr.patch">
1.59 deraadt 110: A source code patch exists which remedies this problem.</a>
1.20 miod 111: <p>
1.65 bentley 112: <li id="blinding">
1.61 deraadt 113: <font color="#009000"><strong>024: SECURITY FIX: March 18, 2003</strong></font>
114: <i>All architectures</i><br>
1.19 miod 115: Various SSL and TLS operations in OpenSSL are vulnerable to timing attacks.
116: <br>
1.79 tb 117: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/024_blinding.patch">
1.59 deraadt 118: A source code patch exists which remedies this problem.</a>
1.19 miod 119: <p>
1.65 bentley 120: <li id="lprm">
1.61 deraadt 121: <font color="#009000"><strong>023: SECURITY FIX: March 5, 2003</strong></font>
122: <i>All architectures</i><br>
1.16 millert 123: A fix for an
1.83 ! tb 124: <a href="https://man.openbsd.org/OpenBSD-3.1/lprm.1">lprm(1)</a>
1.16 millert 125: bug made in 1996 contains an error that could lead to privilege escalation.
126: <br>
1.79 tb 127: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/023_lprm.patch">
1.59 deraadt 128: A source code patch exists which remedies this problem.</a>
1.16 millert 129: <p>
1.65 bentley 130: <li id="sendmail">
1.61 deraadt 131: <font color="#009000"><strong>022: SECURITY FIX: March 3, 2003</strong></font>
132: <i>All architectures</i><br>
1.13 miod 133: A buffer overflow in the envelope comments processing in
1.83 ! tb 134: <a href="https://man.openbsd.org/OpenBSD-3.1/sendmail.8">sendmail(8)</a>
1.13 miod 135: may allow an attacker to gain root privileges.<br>
1.79 tb 136: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/022_sendmail.patch">
1.59 deraadt 137: A source code patch exists which remedies this problem.</a>
1.13 miod 138: <p>
1.65 bentley 139: <li id="ssl2">
1.61 deraadt 140: <font color="#009000"><strong>021: SECURITY FIX: February 23, 2003</strong></font>
141: <i>All architectures</i><br>
1.56 deraadt 142: In
1.83 ! tb 143: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a> an information leak can occur via timing by performing a MAC computation
1.15 nick 144: even if incorrect block cipher padding has been found, this is a
1.12 brad 145: countermeasure. Also, check for negative sizes in memory allocation routines.<br>
1.79 tb 146: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/021_ssl.patch">
1.59 deraadt 147: A source code patch exists which fixes these two issues</a>.
1.11 miod 148: <p>
1.65 bentley 149: <li id="cvs">
1.61 deraadt 150: <font color="#009000"><strong>020: SECURITY FIX: January 20, 2003</strong></font>
151: <i>All architectures</i><br>
1.10 millert 152: A double free in
1.83 ! tb 153: <a href="https://man.openbsd.org/OpenBSD-3.1/cvs.1">cvs(1)</a>
1.10 millert 154: could allow an attacker to execute code with the privileges of the
155: user running cvs. This is only an issue when the cvs command is
156: being run on a user's behalf as a different user. This means that,
157: in most cases, the issue only exists for cvs configurations that use
1.12 brad 158: the <em>pserver</em> client/server connection method.<br>
1.79 tb 159: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/020_cvs.patch">
1.59 deraadt 160: A source code patch exists which remedies this problem.</a>
1.10 millert 161: <p>
1.65 bentley 162: <li id="named">
1.61 deraadt 163: <font color="#009000"><strong>019: SECURITY FIX: November 14, 2002</strong></font>
164: <i>All architectures</i><br>
1.8 millert 165: A buffer overflow in
1.83 ! tb 166: <a href="https://man.openbsd.org/OpenBSD-3.1/named.8">named(8)</a>
1.8 millert 167: could allow an attacker to execute code with the privileges of named.
168: On OpenBSD, named runs as a non-root user in a chrooted environment
1.9 millert 169: which mitigates the effects of this bug.<br>
1.79 tb 170: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/019_named.patch">
1.59 deraadt 171: A source code patch exists which remedies this problem.</a>
1.8 millert 172: <p>
1.65 bentley 173: <li id="kernresource">
1.61 deraadt 174: <font color="#009000"><strong>018: SECURITY FIX: November 6, 2002</strong></font>
175: <i>All architectures</i><br>
1.56 deraadt 176: Incorrect argument checking in the
1.83 ! tb 177: <a href="https://man.openbsd.org/OpenBSD-3.1/getrlimit.2">getrlimit(2)</a>
1.7 miod 178: system call may allow an attacker to crash the kernel.<br>
1.79 tb 179: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/018_kernresource.patch">
1.59 deraadt 180: A source code patch exists which remedies this problem.</a>
1.7 miod 181: <p>
1.65 bentley 182: <li id="smrsh">
1.61 deraadt 183: <font color="#009000"><strong>017: SECURITY FIX: November 6, 2002</strong></font>
184: <i>All architectures</i><br>
1.7 miod 185: An attacker can bypass the restrictions imposed by sendmail's restricted shell,
1.83 ! tb 186: <a href="https://man.openbsd.org/OpenBSD-3.1/smrsh.8">smrsh(8)</a>,
1.7 miod 187: and execute arbitrary commands with the privileges of his own account.<br>
1.79 tb 188: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/017_smrsh.patch">
1.59 deraadt 189: A source code patch exists which remedies this problem.</a>
1.7 miod 190: <p>
1.65 bentley 191: <li id="kadmin">
1.61 deraadt 192: <font color="#009000"><strong>016: SECURITY FIX: October 21, 2002</strong></font>
193: <i>All architectures</i><br>
1.5 miod 194: A buffer overflow can occur in the
1.83 ! tb 195: <a href="https://man.openbsd.org/OpenBSD-3.1/kadmind.8">kadmind(8)</a>
1.5 miod 196: daemon, leading to possible remote crash or exploit.<br>
1.79 tb 197: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/016_kadmin.patch">
1.59 deraadt 198: A source code patch exists which remedies this problem.</a>
1.6 mpech 199: <p>
1.65 bentley 200: <li id="kerntime">
1.61 deraadt 201: <font color="#009000"><strong>015: SECURITY FIX: October 2, 2002</strong></font>
202: <i>All architectures</i><br>
1.56 deraadt 203: Incorrect argument checking in the
1.83 ! tb 204: <a href="https://man.openbsd.org/OpenBSD-3.1/setitimer.2">setitimer(2)</a> system call may allow an attacker to write to kernel memory.<br>
1.79 tb 205: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/015_kerntime.patch">
1.59 deraadt 206: A source code patch exists which remedies this problem.</a>
1.1 deraadt 207: <p>
1.65 bentley 208: <li id="scarg">
1.61 deraadt 209: <font color="#009000"><strong>014: SECURITY FIX: August 11, 2002</strong></font>
210: <i>All architectures</i><br>
1.1 deraadt 211: An insufficient boundary check in the
1.83 ! tb 212: <a href="https://man.openbsd.org/OpenBSD-3.1/select.2">select(2)</a>
1.1 deraadt 213: system call allows an attacker to overwrite kernel memory and execute arbitrary
214: code in kernel context.<br>
1.79 tb 215: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/014_scarg.patch">
1.59 deraadt 216: A source code patch exists which remedies this problem.</a>
1.1 deraadt 217: <p>
1.65 bentley 218: <li id="ssl">
1.61 deraadt 219: <font color="#009000"><strong>013: SECURITY FIX: July 30, 2002</strong></font>
220: <i>All architectures</i><br>
1.56 deraadt 221: Several remote buffer overflows can occur in the SSL2 server and SSL3 client of the
1.83 ! tb 222: <a href="https://man.openbsd.org/OpenBSD-3.1/ssl.8">ssl(8)</a>
1.56 deraadt 223: library, as in the ASN.1 parser code in the
1.83 ! tb 224: <a href="https://man.openbsd.org/OpenBSD-3.1/crypto.3">crypto(3)</a>
1.1 deraadt 225: library, all of them being potentially remotely exploitable.<br>
1.79 tb 226: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/013_ssl.patch">
1.59 deraadt 227: A source code patch exists which remedies this problem.</a>
1.8 millert 228: <br>
229: This is the second version of the patch.
1.1 deraadt 230: <p>
1.65 bentley 231: <li id="xdr">
1.61 deraadt 232: <font color="#009000"><strong>012: SECURITY FIX: July 29, 2002</strong></font>
233: <i>All architectures</i><br>
1.56 deraadt 234: A buffer overflow can occur in the
1.83 ! tb 235: <a href="https://man.openbsd.org/OpenBSD-3.1/xdr_array.3">xdr_array(3)</a>
1.1 deraadt 236: RPC code, leading to possible remote crash.<br>
1.79 tb 237: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/012_xdr.patch">
1.59 deraadt 238: A source code patch exists which remedies this problem.</a>
1.18 david 239: <br>
240: This is the second version of the patch.
1.1 deraadt 241: <p>
1.65 bentley 242: <li id="pppd">
1.61 deraadt 243: <font color="#009000"><strong>011: SECURITY FIX: July 29, 2002</strong></font>
244: <i>All architectures</i><br>
1.56 deraadt 245: A race condition exists in the
1.83 ! tb 246: <a href="https://man.openbsd.org/OpenBSD-3.1/pppd.8">pppd(8)</a>
1.1 deraadt 247: daemon which may cause it to alter the file permissions of an arbitrary file.<br>
1.79 tb 248: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/011_pppd.patch">
1.59 deraadt 249: A source code patch exists which remedies this problem.</a>
1.1 deraadt 250: <p>
1.65 bentley 251: <li id="isakmpd">
1.61 deraadt 252: <font color="#009000"><strong>010: RELIABILITY FIX: July 5, 2002</strong></font>
253: <i>All architectures</i><br>
1.1 deraadt 254: Receiving IKE payloads out of sequence can cause
1.83 ! tb 255: <a href="https://man.openbsd.org/OpenBSD-3.1/isakmpd.8">isakmpd(8)</a> to crash.<br>
1.79 tb 256: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/010_isakmpd.patch">
1.59 deraadt 257: A source code patch exists which remedies this problem.</a>
1.1 deraadt 258: <br>
259: This is the second version of the patch.
260: <p>
1.65 bentley 261: <li id="ktrace">
1.61 deraadt 262: <font color="#009000"><strong>009: SECURITY FIX: June 27, 2002</strong></font>
263: <i>All architectures</i><br>
1.83 ! tb 264: The kernel would let any user <a href="https://man.openbsd.org/OpenBSD-3.1/ktrace.2">ktrace(2)</a> set[ug]id processes.<br>
1.79 tb 265: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/009_ktrace.patch">
1.59 deraadt 266: A source code patch exists which remedies this problem.</a>
1.1 deraadt 267: <p>
1.65 bentley 268: <li id="modssl">
1.61 deraadt 269: <font color="#009000"><strong>008: SECURITY FIX: June 26, 2002</strong></font>
270: <i>All architectures</i><br>
1.1 deraadt 271: A buffer overflow can occur in the .htaccess parsing code in mod_ssl httpd
272: module, leading to possible remote crash or exploit.<br>
1.79 tb 273: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/008_mod_ssl.patch">
1.59 deraadt 274: A source code patch exists which remedies this problem.</a>
1.1 deraadt 275: <p>
1.65 bentley 276: <li id="resolver">
1.61 deraadt 277: <font color="#009000"><strong>007: SECURITY FIX: June 25, 2002</strong></font>
278: <i>All architectures</i><br>
1.1 deraadt 279: A potential buffer overflow in the DNS resolver has been found.<br>
1.79 tb 280: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/007_resolver.patch">
1.59 deraadt 281: A source code patch exists which remedies this problem.</a>
1.1 deraadt 282: <p>
1.65 bentley 283: <li id="sshd">
1.61 deraadt 284: <font color="#009000"><strong>006: SECURITY FIX: June 24, 2002</strong></font>
285: <i>All architectures</i><br>
1.1 deraadt 286: All versions of OpenSSH's sshd between 2.3.1 and 3.3 contain an input validation
287: error that can result in an integer overflow and privilege escalation.
1.79 tb 288: This problem is fixed in <a href="https://www.openssh.com/openbsd.html">OpenSSH
1.1 deraadt 289: 3.4</a>, and a patch for the vulnerable releases is available as part of the
1.79 tb 290: <a href="https://www.openssh.com/txt/preauth.adv">security advisory</a>.
1.1 deraadt 291: <p>
1.65 bentley 292: <li id="httpd">
1.61 deraadt 293: <font color="#009000"><strong>005: SECURITY FIX: June 19, 2002</strong></font>
294: <i>All architectures</i><br>
1.1 deraadt 295: A buffer overflow can occur during the interpretation of chunked
296: encoding in the http daemon, leading to possible remote crash or exploit.<br>
1.79 tb 297: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/005_httpd.patch">
1.59 deraadt 298: A source code patch exists which remedies this problem.</a>
1.1 deraadt 299: <p>
1.65 bentley 300: <li id="sshbsdauth">
1.61 deraadt 301: <font color="#009000"><strong>004: SECURITY FIX: May 22, 2002</strong></font>
302: <i>All architectures</i><br>
1.1 deraadt 303: Under certain conditions, on systems using YP with netgroups in the
304: password database, it is possible that
1.83 ! tb 305: <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
1.1 deraadt 306: does ACL checks for the requested user name but uses the password
307: database entry of a different user for authentication. This means
308: that denied users might authenticate successfully while permitted
309: users could be locked out.<br>
1.79 tb 310: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/004_sshbsdauth.patch">
1.59 deraadt 311: A source code patch exists which remedies this problem.</a>
1.1 deraadt 312: <p>
1.65 bentley 313: <li id="fdalloc2">
1.61 deraadt 314: <font color="#009000"><strong>003: SECURITY FIX: May 8, 2002</strong></font>
315: <i>All architectures</i><br>
1.1 deraadt 316: A race condition exists where an attacker could fill the file descriptor
317: table and defeat the kernel's protection of fd slots 0, 1, and 2 for a
318: setuid or setgid process.<br>
1.79 tb 319: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/003_fdalloc2.patch">
1.59 deraadt 320: A source code patch exists which remedies this problem.</a>
1.1 deraadt 321: <p>
1.65 bentley 322: <li id="sudo">
1.61 deraadt 323: <font color="#009000"><strong>002: SECURITY FIX: April 25, 2002</strong></font>
324: <i>All architectures</i><br>
1.83 ! tb 325: A bug in <a href="https://man.openbsd.org/OpenBSD-3.1/sudo.8">sudo(8)</a> may allow an attacker to corrupt the heap by specifying a custom prompt.<br>
1.79 tb 326: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/002_sudo.patch">
1.59 deraadt 327: A source code patch exists which remedies this problem.</a>
1.1 deraadt 328: <p>
1.65 bentley 329: <li id="sshafs">
1.61 deraadt 330: <font color="#009000"><strong>001: SECURITY FIX: April 22, 2002</strong></font>
331: <i>All architectures</i><br>
1.1 deraadt 332: A local user can gain super-user privileges due to a buffer overflow
1.83 ! tb 333: in <a href="https://man.openbsd.org/OpenBSD-3.1/sshd.8">sshd(8)</a>
1.1 deraadt 334: if AFS has been configured on the system or if
335: KerberosTgtPassing or AFSTokenPassing has been enabled
336: in the sshd_config file. Ticket and token passing is not enabled
337: by default.<br>
1.79 tb 338: <a href="https://ftp.openbsd.org/pub/OpenBSD/patches/3.1/common/001_sshafs.patch">
1.59 deraadt 339: A source code patch exists which remedies this problem.</a>
1.1 deraadt 340: <p>
1.77 deraadt 341:
1.1 deraadt 342: </ul>
1.57 deraadt 343:
1.66 tedu 344: <hr>
345:
1.1 deraadt 346: </body>
347: </html>
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