CVE-2025-20706 | MediaTek MT6899/MT6989/MT6991/MT8676/MT8678 mbrain use after free

A vulnerability was found in MediaTek MT6899, MT6989, MT6991, MT8676 and MT8678. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component mbrain. The manipulation leads to use after free.

This vulnerability is documented as CVE-2025-20706. The attack needs to be performed locally. There is not any exploit available.

To fix this issue, it is recommended to deploy a patch.