AZL-100610 CVE-2026-89644 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix extent map leak in NOCOW direct I/O write btrfsdioiomapbegin calls btrfsgetextent, which returns an extent map reference that must be dropped on all exit paths. For direct writes into a NOCOW range,...