Mozilla · Firefox · CVE-2012-5843
**Name of the Vulnerable Software and Affected Versions**
Mozilla Firefox versions prior to 17.0
Thunderbird versions prior to 17.0
SeaMonkey versions prior to 2.14
**Description**
The issue affects the browser engine, allowing remote attackers to cause a denial of service, which includes memory corruption and application crash, or possibly execute arbitrary code. The exact vectors used to exploit this issue are not specified.
**Recommendations**
For Mozilla Firefox versions prior to 17.0, update to version 17.0 or later.
For Thunderbird versions prior to 17.0, update to version 17.0 or later.
For SeaMonkey versions prior to 2.14, update to version 2.14 or later.