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**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 151 Thunderbird versions prior to 151 **Description** Information disclosure occurs in the Graphics: WebGPU component.

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 150 Firefox ESR versions prior to 140.10 Thunderbird versions prior to 150 Thunderbird versions prior to 140.10 **Description** Uninitialized memory exists in the Audio/Video: Web Codecs component. **Recommendations** Update to version 150 Update to version 140.10 Update to version 150 Update to version 140.10

**Name of the Vulnerable Software and Affected Versions** Firefox versions prior to 150 Firefox ESR versions prior to 115.35 Firefox ESR versions prior to 140.10 Thunderbird versions prior to 150 Thunderbird versions prior to 140.10 **Description** Information disclosure occurs due to uninitialized memory in the Graphics: Canvas2D component. **Recommendations** Update Firefox to version 150. Update Firefox ESR to version 115.35. Update Firefox ESR to version 140.10. Update Thunderbird to version 150. Update Thunderbird to version 140.10.

**Name of the Vulnerable Software and Affected Versions** Mozilla Firefox versions prior to 149.0.2 Thunderbird versions prior to 149.0.2 **Description** A buffer overflow flaw exists in the WebGPU component of Mozilla Firefox and Thunderbird. Successful exploitation could allow a remote attacker to execute arbitrary code. **Recommendations** Update Mozilla Firefox to version 149.0.2 or later. Update Thunderbird to version 149.0.2 or later.