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Debian Security Advisory DSA-2313-1                   security@debian.org
http://www.debian.org/security/                        Moritz Muehlenhoff
September 29, 2011                     http://www.debian.org/security/faq
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Package        : iceweasel
Vulnerability  : several
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2011-2372 CVE-2011-2995 CVE-2011-2998 CVE-2011-2999 
                 CVE-2011-3000 

Several vulnerabilities have been found in Iceweasel, a web browser
based on Firefox:

CVE-2011-2372

   Mariusz Mlynski discovered that websites could open a download
   dialog - which has "open" as the default action -, while a user
   presses the ENTER key.

CVE-2011-2995

   Benjamin Smedberg, Bob Clary and Jesse Ruderman discovered crashes
   in the rendering engine, which could lead to the execution of
   arbitrary code.

CVE-2011-2998

   Mark Kaplan discovered an integer underflow in the javascript
   engine, which could lead to the execution of arbitrary code.

CVE-2011-2999

   Boris Zbarsky discovered that incorrect handling of the
   window.location object could lead to bypasses of the same-origin
   policy.

CVE-2011-3000

   Ian Graham discovered that multiple Location headers might lead to
   CRLF injection.

For the oldstable distribution (lenny), this problem has been fixed in
version 1.9.0.19-14 of the xulrunner source package. This update also
marks the compromised DigiNotar root certs as revoked rather then
untrusted.

For the stable distribution (squeeze), this problem has been fixed
inversion 3.5.16-10. This update also marks the compromised DigiNotar
root certs as revoked rather then untrusted.

For the unstable distribution (sid), this problem has been fixed in
version 7.0-1.

We recommend that you upgrade your iceweasel packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org