Out of Bounds Write Vulnerability in MediaTek Battery Products
CVE-2025-20797

7.8HIGH

Key Information:

Vendor

MediaTek
Status
Mt2718, Mt6765, Mt6768, Mt6781, Mt6833, Mt6835, Mt6853, Mt6855, Mt6877, Mt6879, Mt6893, Mt6985, Mt6989, Mt6991, Mt8186, Mt8188, Mt8196, Mt8367, Mt8391, Mt8676, Mt8678, Mt8696, Mt8766, Mt8768, Mt8781, Mt8786, Mt8788e, Mt8791t, Mt8792, Mt8793, Mt8796, Mt8873, Mt8883, Mt8893
Vendor
CVE Published:
6 January 2026

What is CVE-2025-20797?

An identified flaw in MediaTek battery products presents an out of bounds write vulnerability due to the absence of proper bounds checks. This security issue allows local privilege escalation opportunities for attackers who already possess system privileges, facilitating potential unauthorized access. Exploitation does not require user interaction. To mitigate this risk, it is imperative to apply the provided patch (Patch ID: ALPS10315812) promptly.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

MT2718, MT6765, MT6768, MT6781, MT6833, MT6835, MT6853, MT6855, MT6877, MT6879, MT6893, MT6985, MT6989, MT6991, MT8186, MT8188, MT8196, MT8367, MT8391, MT8676, MT8678, MT8696, MT8766, MT8768, MT8781, MT8786, MT8788E, MT8791T, MT8792, MT8793, MT8796, MT8873, MT8883, MT8893 Android 14.0, 15.0, 16.0

References

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

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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