CLSA-2024-1729518310 Fix of 15 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-38632 - vfio/pci: fix potential memory leak in vfiointxenable CVE-url: https://ubuntu.com/security/CVE-2024-46840 - btrfs: clean up our handling of refs == 0 in snapshot delete CVE-url: https://ubuntu.com/security/CVE-2024-44954 - ALSA: line6: Fix rac...