CVE-2026-20511 | MediaTek MT6858/MT6881/MT6993/MT8668 SurfaceFlinger use after free (ALPS11123860)

September 7, 2026 Yanac

A vulnerability labeled as critical has been found in MediaTek MT6858, MT6881, MT6993 and MT8668. This affects an unknown part of the component SurfaceFlinger. Such manipulation leads to use after free.

This vulnerability is referenced as CVE-2026-20511. The attack can only be performed from a local environment. No exploit is available.

It is advisable to implement a patch to correct this issue.VulDB Recent EntriesRead More