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.
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.
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 products? stack.watch will email you.
Affected Versions
MediaTek, Inc. MediaTek chipset:- Version MT2718 is affected.
- Version MT6739 is affected.
- Version MT6761 is affected.
- Version MT6765 is affected.
- Version MT6768 is affected.
- Version MT6781 is affected.
- Version MT6789 is affected.
- Version MT6833 is affected.
- Version MT6835 is affected.
- Version MT6853 is affected.
- Version MT6855 is affected.
- Version MT6877 is affected.
- Version MT6878 is affected.
- Version MT6879 is affected.
- Version MT6883 is affected.
- Version MT6885 is affected.
- Version MT6886 is affected.
- Version MT6889 is affected.
- Version MT6893 is affected.
- Version MT6895 is affected.
- Version MT6897 is affected.
- Version MT6899 is affected.
- Version MT6983 is affected.
- Version MT6985 is affected.
- Version MT6989 is affected.
- Version MT6991 is affected.
- Version MT8196 is affected.
- Version MT8676 is affected.
- Version MT8678 is affected.
- Version MT8796 is affected.
Exploit Probability
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.