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CVE-2021-4128

MEDIUM

6.5

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.

CVE Details

CVSS v3.1 Score6.5

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published12/22/2022

Last Modified4/16/2025

Sourcenvd

Honeypot Sightings0

Affected Products

apple:macosmozilla:firefox

Weaknesses (CWE)

CWE-416CWE-416

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1735852(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2021-52/(security@mozilla.org)

https://bugzilla.mozilla.org/show_bug.cgi?id=1735852(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2021-52/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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