Dvander

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions prior to 3.6.18 Thunderbird versions prior to 3.1.11 **Description** The issue is related to multiple unspecified vulnerabilities in the browser engine, allowing remote attackers to cause a denial of service, which includes memory corruption and application crash, or possibly execute arbitrary code via unknown vectors. **Recommendations** For Mozilla Firefox versions prior to 3.6.18, update to version 3.6.18 or later. For Thunderbird versions prior to 3.1.11, update to version 3.1.11 or later.

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions 3.6.x through 3.6.3 **Description** The issue is related to the JavaScript engine, where remote attackers can cause a denial of service or possibly execute arbitrary code by triggering an assertion failure in jstracer.cpp. This can lead to memory corruption and application crash. **Recommendations** For Mozilla Firefox versions 3.6.x through 3.6.3, update to version 3.6.4 or later to resolve the issue.