Privilege Escalation Vulnerability in Mediatek GPU PDMA

CVE-2026-20558

What is CVE-2026-20558?

A vulnerability has been identified in the Mediatek GPU PDMA, which allows for local privilege escalation due to a use after free scenario. This vulnerability does not require elevated execution privileges or user interaction for exploitation. Affected systems should be patched to prevent unauthorized access and escalation of privileges. Refer to the Mediatek security bulletin for patch details and mitigation strategies.

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