Use After Free Vulnerability in MediaTek GPU Systems
CVE-2026-20515

Currently unrated

Key Information:

Vendor: MediaTek
Status: Mediatek Chipset
Vendor: CVE Published:; 7 September 2026

What is CVE-2026-20515?

A use after free vulnerability exists in MediaTek GPU systems that may result in a system crash. This flaw can potentially allow local information disclosure when exploited. It requires user execution privileges and user interaction for exploitation. The issue is addressed by patch ID ALPS11122991.

Affected Version(s)

MediaTek chipset MT6991

MediaTek chipset MT8799

References

https://www.mediatek.com/product-security-bulletin/Septem...

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Sep 7, 2026
Vulnerability Reserved
Nov 3, 2025

CVE-2026-20515 Data

JSON