Aaron Klotz

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 83 **Description** The issue is related to memory safety bugs present in Firefox, which showed evidence of memory corruption. It is presumed that with enough effort, some of these bugs could have been exploited to run arbitrary code. **Recommendations** For versions prior to 83, update to version 83 or later to resolve the issue.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 70 Firefox ESR versions prior to 68.2 Thunderbird versions prior to 68.2 **Description** The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. This could allow a remote attacker to access confidential data, compromise its integrity, and cause a denial of service. The estimated number of potentially affected devices worldwide is not specified. **Recommendations** For Firefox versions prior to 70, update to version 70 or later. For Firefox ESR versions prior to 68.2, update to version 68.2 or later. For Thunderbird versions prior to 68.2, update to version 68.2 or later.