Race Condition and Use-After-Free Vulnerability in Audio Sinks of Firefox ESR, Firefox, and Thunderbird

CVE-2022-22737 · HIGH Severity

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Constructing audio sinks could have lead to a race condition when playing audio files and closing windows. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Learn more about our Web Application Penetration Testing UK.