'Denial-of-service due to out-of-memory in the Graphics: WebRender component.' This vulnerability affects Firefox < 142, Firefox ESR < 140.2, Thunderbird < 142, and Thunderbird < 140.2.
https://www.mozilla.org/security/advisories/mfsa2025-72/
https://www.mozilla.org/security/advisories/mfsa2025-70/
https://www.mozilla.org/security/advisories/mfsa2025-67/