Security update for the Linux Kernel RT (Live Patch 4 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001014 fixes several issues. The following security issues were fixed: CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...