CVE-2026-20511: Mediatek, Inc MediaTek Chipset

Medium severity, CVSS 6.7. EPSS: 0.1% chance of exploitation in the next 30 days.

In SurfaceFlinger, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11123860; Issue ID: MSV-8890.

Affected products

• Mediatek, Inc MediaTek Chipset

Published 2026-09-07. Last modified 2026-09-08.