CISA-confirmed known exploited vulnerability

CVE-2021-25369

Samsung Mobile Devices Improper Access Control Vulnerability

Samsung · Mobile Devices

Vulnerability details

Samsung mobile devices using Mali GPU contains an improper access control vulnerability in sec_log file. Exploitation of the vulnerability exposes sensitive kernel information to the userspace. This vulnerability was chained with CVE-2021-25337 and CVE-2021-25370.

Added to CISA KEV: 2022-11-08

Ransomware campaign use: Unknown

CISA due date: 2022-11-29

Defensive guidance from CISA

Apply updates per vendor instructions.

This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.

Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC

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