ZeroHour
DashboardNewsCVEsExploitsIncidentsAIBriefAnalyticsEntitiesWatchlistIOCsAsk the feedSourcesFeeds & APIKiosk mode

CVE-2021-4128

PoC —
CVSS 3.1
6.5 medium
EPSS
<1%p44
Published
()
Modified
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.

Vendors
mozilla
Products
firefox
Weakness
CWE-416
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD CVE.org GitHub PoCs EPSS (0.5%)

In the news

No ingested article mentions this CVE yet.