CVE-2025-21917

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A kernel crash may occur when performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, resulting in a "Unable to handle kernel NULL pointer dereference at virtual address" message. This issue is related to the usbhsc notify hotplug() function. The problem can be avoided by flushing the delayed work to prevent its execution when driver resources are unavailable.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.