kernel: Linux kernel: Denial of Service due to NULL function pointer race in timer shutdown

A flaw was found in the Linux kernel. A race condition exists in the timershutdownsync function, where a timer's function pointer can be set to NULL while the timer is still active on another processor. This can be exploited by a local attacker to trigger a kernel warning, potentially leading to...

PT-2025-51627

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists within the timer subsystem, specifically in the timer shutdown sync function, potentially leading to a kernel warning. This occurs when the timer function pointer...