|Description||Integer overflow in Mozilla Firefox and Thunderbird 1.x before 188.8.131.52 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0.1 allows remote attackers to execute arbitrary code via a large number in the CSS letter-spacing property that leads to a heap-based buffer overflow.|
|Source||CVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)|
|References||DSA-1044-1, DSA-1046-1, DSA-1051-1|
|NVD severity||high (attack range: remote, user-initiated)|
|Debian/oldstable||not known to be vulnerable.|
|Debian/testing||not known to be vulnerable.|
|Debian/unstable||not known to be vulnerable.|
Vulnerable and fixed packages
The table below lists information on source packages.
|xulrunner (PTS)||wheezy, wheezy (security)||24.8.1esr-2~deb7u1||fixed|
The information below is based on the following data on fixed versions.
MFSA2006-22 says that it is not clear whether Thunderbird is
exploitable in the default configuration.