An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a potentially exploitable crash. *This bug only affects Firefox and Thunderbird for macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.
https://www.mozilla.org/security/advisories/mfsa2023-15/
https://www.mozilla.org/security/advisories/mfsa2023-14/