vulnerability

Debian: CVE-2025-21917: linux, linux-6.1 -- security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
Apr 1, 2025
Added
Apr 14, 2025
Modified
Aug 15, 2025

Description

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.

Solutions

debian-upgrade-linuxdebian-upgrade-linux-6-1
Title
NEW

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