MediaTek Display Driver UAF leads to local privilege escalation
CVE-2025-20787 Published on January 6, 2026

In display, there is a possible memory corruption due to use after free. 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: ALPS10149879; Issue ID: MSV-4658.

NVD

Vulnerability Analysis

CVE-2025-20787 can be exploited with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Dangling pointer Vulnerability?

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

CVE-2025-20787 has been classified to as a Dangling pointer vulnerability or weakness.


Products Associated with CVE-2025-20787

Want to know whenever a new CVE is published for MediaTek Mt6989? stack.watch will email you.

MediaTek Mt6989
 

Affected Versions

MediaTek, Inc. 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, MT8196, MT8676, MT8678, MT8796 Version Android 14.0, 15.0, 16.0 is affected by CVE-2025-20787

Exploit Probability

EPSS
0.01%
Percentile
0.36%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.