This update for MozillaThunderbird fixes the following issues:
Updated to Mozilla Thunderbird 140.2 MFSA 2025-72 (bsc#1248162): * CVE-2025-9179: Sandbox escape due to invalid pointer in the Audio/Video: GMP component * CVE-2025-9180: Same-origin policy bypass in the Graphics: Canvas2D component * CVE-2025-9181: Uninitialized memory in the JavaScript Engine component * CVE-2025-9182: Denial-of-service due to out-of-memory in the Graphics: WebRender component * CVE-2025-9184: Memory safety bugs fixed in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142 * CVE-2025-9185: Memory safety bugs fixed in Firefox ESR 115.27, Firefox ESR 128.14, Thunderbird ESR 128.14, Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142
Other fixes: * Users were unable to use Fastmail calendars due to missing OAuth settings * Account setup error handling was broken for Account hub * Menu bar was hidden after updating from 128esr to 140esr