A vulnerability was found in Linux Kernel up to 6.12.77/6.18.18/6.19.8 . It has been declared as critical . Impacted is an unknown function of the component ata . Executing a manipulation can lead to denial of service. The identification of this vulnerability is CVE-2026-43487 . The attack needs to be done within the local network. There is no exploit available. It is recommended to upgrade the affected component.