After a VR Process is destroyed, a reference to it may have been retained and used, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Thunderbird < 91.8 and Firefox ESR < 91.8.
https://www.mozilla.org/security/advisories/mfsa2022-15/
https://www.mozilla.org/security/advisories/mfsa2022-14/
Source: Mitre, NVD
Published: 2022-12-22
Updated: 2022-12-29
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Severity: Medium