Security Advisory

CVE-2021-4128

6.5
MEDIUM

Vulnerability Description

When transitioning in and out of fullscreen mode, a graphics object was not correctly protected; resulting in memory corruption and a potentially exploitable crash.
*This bug only affects Firefox on MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95.
Published Date December 22, 2022
Official Source NIST NVD Advisory