Indeed, this doesn't have anything to do with grub. linux-headers is not the linux kernel. Make sure you have the linux-image-generic package installed to automatically get new kernels as they are updated.
** Changed in: grub2 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1191328 Title: Grub2 is not installing kernel updates To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1191328/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs