CVE-2026-63852 | Linux Kernel up to 6.6.140/6.12.90/6.18.32/7.0.9 VCN Encoder drm/amdgpu/vcn privilege escalation

A vulnerability described as very critical has been identified in Linux Kernel up to 6.6.140/6.12.90/6.18.32/7.0.9. This affects an unknown function of the file drm/amdgpu/vcn of the component VCN Encoder. Such manipulation leads to privilege escalation.

This vulnerability is listed as CVE-2026-63852. The attack may be performed from remote. There is no available exploit.