Mats

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions prior to 18.0 Firefox ESR versions prior to 10.0.12 and prior to 17.0.1 Thunderbird versions prior to 17.0.2 Thunderbird ESR versions prior to 10.0.12 and prior to 17.0.1 SeaMonkey versions prior to 2.15 **Description** The issue allows remote attackers to cause a denial of service, resulting in memory corruption and application crash, or possibly execute arbitrary code via unknown vectors. **Recommendations** For Mozilla Firefox versions prior to 18.0, update to version 18.0 or later. For Firefox ESR versions prior to 10.0.12, update to version 10.0.12 or later. For Firefox ESR versions prior to 17.0.1, update to version 17.0.1 or later. For Thunderbird versions prior to 17.0.2, update to version 17.0.2 or later. For Thunderbird ESR versions prior to 10.0.12, update to version 10.0.12 or later. For Thunderbird ESR versions prior to 17.0.1, update to version 17.0.1 or later. For SeaMonkey versions prior to 2.15, update to version 2.15 or later.