Debian DSA-2106-2 Critical: Xulrunner Remote Crash Exploit Fix

Several remote vulnerabilities have been discovered in Xulrunner, a
runtime environment for XUL applications. The Common Vulnerabilities
and Exposures project identifies the following problems:

- - Implementation errors in XUL processing allow the execution of
arbitrary code (CVE-2010-2760, CVE-2010-3167, CVE-2010-3168)

- - An implementation error in the XPCSafeJSObjectWrapper wrapper allows
the bypass of the same origin policy (CVE-2010-2763)

- - An integer overflow in frame handling allows the execution of
arbitrary code (CVE-2010-2765)

- - An implementation error in DOM handling allows the execution of
arbitrary code (CVE-2010-2766)

- - Incorrect pointer handling in the plugin code allow the execution of
arbitrary code (CVE-2010-2767)

- - Incorrect handling of an object tag may lead to the bypass of cross
site scripting filters (CVE-2010-2768)

- - Incorrect copy and paste handling could lead to cross site scripting
(CVE-2010-2769)

- - Crashes in the layout engine may lead to the exe...