CVE-2012-3960 | Mozilla Firefox/Thunderbird 14 SetCurrentDictionary resource management (MFSA2012-58 / Nessus ID 61721)
A vulnerability was found in Mozilla Firefox and Thunderbird 14. It has been classified as very critical. Affected is the function mozSpellChecker::SetCurrentDictionary. The manipulation leads to improper resource management.
This vulnerability is traded as CVE-2012-3960. It is possible to launch the attack remotely. Furthermore, there is an exploit available.
It is recommended to upgrade the affected component.