inet_diag: fix kernel-infoleak for UDP sockets
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 v5.4.168 by commit 7b5596e531253ce84213d9daa7120b71c9d83198, it was introduced in version v3.3 by commit 3c4d05c8056724aff3abc20650807dd828fded54. For more details please see the references link.