Memory Corruption Vulnerability in mbrain by MediaTek
CVE-2025-20706

7.8HIGH

Key Information:

Vendor

MediaTek
Status
Mt6899, Mt6989, Mt6991, Mt8676, Mt8678
Vendor
CVE Published:
1 September 2025

What is CVE-2025-20706?

A memory corruption issue has been identified in mbrain, allowing potential local escalation of privilege if a malicious actor has gained System privilege. This exploitation does not necessitate user interaction, making it particularly concerning. To mitigate this vulnerability, users are advised to apply the recommended patch identified as ALPS09924624. For further technical details, visit the MediaTek product security bulletin.

Affected Version(s)

MT6899, MT6989, MT6991, MT8676, MT8678 Android 14.0, 15.0

References

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

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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