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prionPRIOn knowledge basePRION:CVE-2021-4128
HistoryDec 22, 2022 - 8:15 p.m.

Memory corruption

2022-12-2220:15:00
PRIOn knowledge base
www.prio-n.com
4
memory corruption
firefox
macos
vulnerability

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.2%

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.

CPENameOperatorVersion
firefoxlt95.0

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.2%