CVE-2025-21956 | Linux Kernel up to 6.1.131/6.6.83/6.12.19/6.13.7 AMD Display normalized_pix_clk privilege escalation
A vulnerability, which was classified as problematic, was found in Linux Kernel up to 6.1.131/6.6.83/6.12.19/6.13.7. Affected is the function normalized_pix_clk of the component AMD Display. The manipulation leads to privilege escalation.
This vulnerability is traded as CVE-2025-21956. The attack can only be initiated within the local network. There is no exploit available.
It is recommended to upgrade the affected component.