Eli Friedman

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions 1.5.x through 1.5.0.11 Mozilla Firefox versions 2.x through 2.0.0.3 Thunderbird versions 1.5.x through 1.5.0.11 Thunderbird versions 2.x through 2.0.0.3 SeaMonkey version 1.0.9 SeaMonkey version 1.1.2 **Description** The issue allows remote attackers to cause a denial of service, resulting in a crash, via vectors related to dangling pointers, heap corruption, signed/unsigned, and other issues. **Recommendations** For Mozilla Firefox versions 1.5.x through 1.5.0.11, update to version 1.5.0.12 or later. For Mozilla Firefox versions 2.x through 2.0.0.3, update to version 2.0.0.4 or later. For Thunderbird versions 1.5.x through 1.5.0.11, update to version 1.5.0.12 or later. For Thunderbird versions 2.x through 2.0.0.3, update to version 2.0.0.4 or later. For SeaMonkey version 1.0.9, update to a version later than 1.0.9. For SeaMonkey version 1.1.2, update to a version later than 1.1.2.