CLSA-2024-1714073581 Fix of 16 CVEs

Jammy update: v5.15.81 upstream stable release LP: 2003130 // CVE-url: https://ubuntu.com/security/CVE-2023-1382 - tipc: set con sock in tipcconnalloc - tipc: add an extra connget in tipcconnalloc CVE-url: https://ubuntu.com/security/CVE-2023-1998 - x86/speculation: Allow enabling STIBP with lega...