CVE-2025-20636 | MediaTek MT8798 Secmem out-of-bounds write (MSV-2431 / ALPS09403554)
A vulnerability classified as critical has been found in MediaTek MT6580, MT6739, MT6761, MT6765, MT6768, MT6779, MT6781, MT6785, MT6789, MT6833, MT6835, MT6853, MT6855, MT6873, MT6877, MT6879, MT6883, MT6885, MT6886, MT6889, MT6893, MT6895, MT6983, MT6985, MT8321, MT8385, MT8666, MT8667, MT8673, MT8755, MT8765, MT8766, MT8768, MT8771, MT8775, MT8781, MT8786, MT8788, MT8789, MT8791T, MT8795T, MT8796, MT8797 and MT8798. Affected is an unknown function of the component Secmem. The manipulation leads to out-of-bounds write.
This vulnerability is traded as CVE-2025-20636. Local access is required to approach this attack. There is no exploit available.
It is recommended to apply a patch to fix this issue.