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 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.

The following products are affected by CVE-2025-21917 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-21917.

URL	Resource
https://git.kernel.org/stable/c/3248c1f833f924246cb98ce7da4569133c1b2292
https://git.kernel.org/stable/c/394965f90454d6f00fe11879142b720c6c1a872e
https://git.kernel.org/stable/c/4ca078084cdd5f32d533311d6a0b63a60dcadd41
https://git.kernel.org/stable/c/4cd847a7b630a85493d0294ad9542c21aafaa246
https://git.kernel.org/stable/c/552ca6b87e3778f3dd5b87842f95138162e16c82
https://git.kernel.org/stable/c/830818c8e70c0364e377f0c243b28061ef7967eb
https://git.kernel.org/stable/c/d50f5c0cd949593eb9a3d822b34d7b50046a06b7
https://git.kernel.org/stable/c/e5aac1c9b2974636db7ce796ffa6de88fa08335e
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
https://lore.kernel.org/linux-cve-announce/2025040131-CVE-2025-21917-8a54@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2025-21917
https://www.cve.org/CVERecord?id=CVE-2025-21917