A vulnerability classified as critical was found in Linux Kernel up to 6.18.13/6.19.3 . Affected by this vulnerability is the function WARN_ON of the component coresight . The manipulation of the argument spinlock results in race condition. This vulnerability is cataloged as CVE-2026-46272 . The attack must originate from the local network. There is no exploit available. Upgrading the affected component is advised.