[ CVE-2026-20558 · Published 2 Nov 2026 ]

Vulnerability in MediaTek, Inc. MediaTek chipset

CVSS 8.4 EPSS <1%2 agency advisoriesNo fix listed yet

[ Description ]Official description

In GPU pdma, there is a possible escalation of privilege due to use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365070; Issue ID: MSV-9547.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories