Out of Bounds Write Vulnerability in Power HAL by MediaTek
CVE-2025-20697

6.7MEDIUM

Key Information:

Vendor

MediaTek
Status
Mt2718, Mt6761, Mt6765, Mt6768, Mt6853, Mt6855, Mt6877, Mt6878, Mt6879, Mt6883, Mt6885, Mt6889, Mt6893, Mt6897, Mt6989, Mt6991, Mt8186, Mt8196, Mt8391, Mt8678, Mt8775, Mt8786, Mt8788e, Mt8792, Mt8796, Mt8873, Mt8883, Mt8893
Vendor
CVE Published:
4 August 2025

What is CVE-2025-20697?

A vulnerability in the Power HAL component of MediaTek products allows for an out of bounds write due to a missing bounds check. This security flaw can enable local escalation of privilege if the attacker already possesses System privileges. The exploitation of this vulnerability does not require user interaction, making it particularly concerning for affected systems. Users are advised to update to the patched version identified by Patch ID ALPS09915681 to mitigate potential risks.

Affected Version(s)

MT2718, MT6761, MT6765, MT6768, MT6853, MT6855, MT6877, MT6878, MT6879, MT6883, MT6885, MT6889, MT6893, MT6897, MT6989, MT6991, MT8186, MT8196, MT8391, MT8678, MT8775, MT8786, MT8788E, MT8792, MT8796, MT8873, MT8883, MT8893 Android 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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