CVE-2026-21046: Samsung Mobile Devices

High severity, CVSS 8.4. EPSS: 0.1% chance of exploitation in the next 30 days.

Time-of-check time-of-use race condition in fabricKeymaster trustlet prior to SMR Jul-2026 Release 1 allows local privileged attackers to execute arbitrary code.

Affected products

• Samsung Mobile Samsung Mobile Devices

Published 2026-07-10. Last modified 2026-07-11.