Out of Bounds Write Vulnerability in Power HAL Affects MediaTek Products
CVE-2025-20698

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt2718, Mt6739, Mt6761, Mt6765, Mt6768, Mt6781, Mt6789, Mt6833, Mt6835, Mt6853, Mt6855, Mt6877, Mt6878, Mt6879, Mt6883, Mt6885, Mt6886, Mt6889, Mt6893, Mt6895, Mt6897, Mt6899, Mt6983, Mt6985, Mt6989, Mt6991, Mt8186, Mt8196, Mt8391, Mt8676, Mt8678, Mt8775, Mt8786, Mt8788e, Mt8792, Mt8796, Mt8873, Mt8883, Mt8893
Vendor
CVE Published:
4 August 2025

What is CVE-2025-20698?

This vulnerability in the Power HAL component of MediaTek devices allows for a potential out of bounds write due to the absence of adequate bounds checking mechanisms. If an attacker has already gained system privileges, they could exploit this weakness to escalate their privileges further without requiring user interaction. It is crucial for users of affected MediaTek products to apply the relevant patches promptly to mitigate the risks associated with this vulnerability. For more information on the patch, refer to the official MediaTek security bulletin.

Affected Version(s)

MT2718, MT6739, MT6761, MT6765, MT6768, MT6781, MT6789, MT6833, MT6835, MT6853, MT6855, MT6877, MT6878, MT6879, MT6883, MT6885, MT6886, MT6889, MT6893, MT6895, MT6897, MT6899, MT6983, MT6985, MT6989, MT6991, MT8186, MT8196, MT8391, MT8676, MT8678, MT8775, MT8786, MT8788E, MT8792, MT8796, MT8873, MT8883, MT8893 Android 13.0, 14.0, 15.0

References

https://corp.mediatek.com/product-security-bulletin/Augus...

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

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