A vulnerability categorized as critical has been discovered in Linux Kernel up to 7.0.9 . Affected by this vulnerability is the function dcn32_validate_bandwidth of the file /amd/display of the component drm . Such manipulation leads to improper locking. This vulnerability is documented as CVE-2026-53285 . The attack requires being on the local network. There is not any exploit available. It is advisable to upgrade the affected component.