6.5
CVSSv3

CVE-2021-4128

Published: 22/12/2022 Updated: 03/01/2023
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

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.

Vulnerability Trend

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mozilla firefox

Vendor Advisories

Mozilla Foundation Security Advisory 2021-52 Security Vulnerabilities fixed in Firefox 95 Announced December 7, 2021 Impact high Products Firefox Fixed in Firefox 95 ...