CVE-2025-20763

Published: Dec 2, 2025Modified: Dec 3, 2025

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

In mmdvfs, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10267218; Issue ID: MSV-5032.

Affected (3)

Products: Google: Android

Google

1 product

Android

Configuration A

3 vulnerable · 27 platform

Vulnerable Software	Affected Versions
Google Android	Version 14.0
Google Android	Version 15.0
Google Android	Version 16.0

Running on/with	Platform Versions
Mediatek Mt6833	All versions
Mediatek Mt6835	All versions
Mediatek Mt6853	All versions
Mediatek Mt6855	All versions
Mediatek Mt6877	All versions
Mediatek Mt6878	All versions
Mediatek Mt6879	All versions
Mediatek Mt6883	All versions
Mediatek Mt6885	All versions
Mediatek Mt6886	All versions
Mediatek Mt6889	All versions
Mediatek Mt6893	All versions
Mediatek Mt6895	All versions
Mediatek Mt6897	All versions
Mediatek Mt6899	All versions
Mediatek Mt6983	All versions
Mediatek Mt6985	All versions
Mediatek Mt6989	All versions
Mediatek Mt6991	All versions
Mediatek Mt8196	All versions
Mediatek Mt8676	All versions
Mediatek Mt8678	All versions
Mediatek Mt8792	All versions
Mediatek Mt8793	All versions
Mediatek Mt8796	All versions
Mediatek Mt8873	All versions
Mediatek Mt8893	All versions

Related CWEs

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (1)

https://corp.mediatek.com/product-security-bulletin/December-2025

Source: security@mediatek.com

Vendor Advisory

Timeline

No history available yet.