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medium5.5

CVE-2025-21917

In the Linux kernel, the following vulnerability has been resolved: usb: renesas_usbhs: Flush the notify_hotplug_work When performing continuous unbind/bind op…

Impact

In the Linux kernel, the following vulnerability has been resolved: usb: renesas_usbhs: Flush the notify_hotplug_work When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message "Unable to handle kernel NULL pointer dereference at virtual address" may occur. This issue points to the usbhsc_notify_hotplug() function. Flush the delayed work to avoid its execution when driver resources are unavailable.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
from 3.0 before 5.4.291
from 5.5 before 5.10.235
from 5.11 before 5.15.179
from 5.16 before 6.1.131
from 6.2 before 6.6.83
from 6.7 before 6.12.19

Weakness classification

CWE-476

References