Andrew Miller

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions 2.x prior to 2.0.0.1 Mozilla Firefox versions 1.5.x prior to 1.5.0.9 Thunderbird versions prior to 1.5.0.9 SeaMonkey versions prior to 1.0.7 **Description** The issue affects the layout engine, allowing remote attackers to cause a denial of service, which may result in memory corruption and a crash, and potentially execute arbitrary code. The attack vectors for this issue are not specified. **Recommendations** For Mozilla Firefox versions 2.x prior to 2.0.0.1, update to version 2.0.0.1 or later. For Mozilla Firefox versions 1.5.x prior to 1.5.0.9, update to version 1.5.0.9 or later. For Thunderbird versions prior to 1.5.0.9, update to version 1.5.0.9 or later. For SeaMonkey versions prior to 1.0.7, update to version 1.0.7 or later.