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CVE-2021-4128

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CVE-2021-4128

Published: Dec 22, 2022

Modified: Apr 16, 2025

PUBLISHED

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.<br>*This bug only affects Firefox on MacOS. Other operating systems are unaffected.*. This vulnerability affects Firefox < 95.

VendorProductVersions

Mozilla

Firefox

affected
unspecified - < 95

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CVE-2021-4128 - Security Vulnerability | QwikSec