CVE-2024-53240

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: fix crash when removing device When removing a netfront device directly after a suspend/resume cycle it might happen that the queues have not been setup again, causing a crash during the attempt to stop the queues another time. Fix that by checking the queues are existing before trying to stop them. This is XSA-465 / CVE-2024-53240.