CVE-2026-74264

A flaw was found in the Linux kernel's network watchdog component. A race condition in the reference count tracking mechanism, specifically between netdevwatchdogup and devwatchdog, allows for concurrent overwriting or freeing of reference tracking information. This can lead to list corruption an...

CVE-2026-74264

CVE-2026-74264 affects the Linux kernel watchdog code. The root issue is a race in refcount tracking between netdev_watchdog_up() and dev_watchdog(), caused by using dev->watchdog_dev_tracker without proper synchronization, which could lead to a use-after-free and list corruption (list_del cor...