kernel: net: bridge: stop fast-leave after deleting a port group

A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...

Linux kernel bridge DoS

The vulnerability of the Linux operating system’s kernel bridge component is related to improper locking of resources. Exploiting this vulnerability can allow an attacker to cause a service failure...