CVE-2021-25395 Samsung Mobile Devices Race Condition Vulnerability

Active exploitation observed

· CISA KEV catalogue

Required action Apply updates per vendor instructions or discontinue use of the product if updates are unavailable

Ransomware campaigns Not observed so far

Weakness CWE-362

Description

A race condition in MFC charger driver prior to SMR MAY-2021 Release 1 allows local attackers to bypass signature check given a radio privilege is compromised.

Affected products and versions

Product	Affected versions	Fixed in
Samsung Mobile Devices	Versions not published

Other CVEs of Samsung Mobile Devices

The 866 CVEs of Samsung Mobile Devices →

CVE-2026-21126 Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 6.9 Medium CVE-2026-21125 Improper input validation in parsing sheifd in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 8.6 High CVE-2026-21124 Improper input validation in getting cover image in libsimba.heifdec.media.samsung.so prior to SMR Oct-2026 Release 1… 8.6 High CVE-2026-21123 Improper privilege management in Locksettings prior to SMR Oct-2026 Release 1 allows local privileged attackers with… 6.7 Medium