ipv6: Fix signed integer overflow in l2tpip6sendmsg
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.124 by commit b8879ca1fd7348b4d5db7db86dcb97f60c73d751. For more details please see the references link.