High severity7.8NVD Advisory· Published Feb 9, 2022· Updated Jun 17, 2026
CVE-2022-20040
CVE-2022-20040
Description
In power_hal_manager_service, there is a possible permission bypass due to a stack-based buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS06219150; Issue ID: ALPS06219150.
AI Insight
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Affected products
2- MediaTek, Inc./MT6735, MT6737, MT6739, MT6755, MT6757, MT6761, MT6771, MT6779, MT6785, MT6833, MT6853, MT6873, MT6875, MT6877, MT6880, MT6883, MT6885, MT6889, MT6890, MT6891, MT6893, MT8167, MT8168, MT8173, MT8175, MT8185, MT8321, MT8362A, MT8365, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789, MT8791, MT8797v5Range: Android 11.0, 12.0
Patches
Vulnerability mechanics
References
1- corp.mediatek.com/product-security-bulletin/February-2022nvdVendor Advisory
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