The latest stable version of the Linux kernel is: 6.19 The latest mainline version of the Linux kernel is: 6.19 The latest stable 6.18 version of the Linux kernel is: 6.18.10 The latest longterm 6.12 version of the Linux kernel is: 6.12.70 The latest longterm 6.6 version of the Linux kernel is: 6.6.124 The latest longterm 6.1 version of the Linux kernel is: 6.1.163 The latest longterm 5.15 version of the Linux kernel is: 5.15.200 The latest longterm 5.10 version of the Linux kernel is: 5.10.250 The latest linux-next version of the Linux kernel is: next-20260212