root@ubuntu:/# dpkg -l | grep grub
ii  grub-common                                           2.02~beta2-9ubuntu1.7                               amd64        GRand Unified Bootloader (common files)
ii  grub-gfxpayload-lists                                 0.6                                                 amd64        GRUB gfxpayload blacklist
ii  grub-pc                                               2.02~beta2-9ubuntu1.7                               amd64        GRand Unified Bootloader, version 2 (PC/BIOS version)
ii  grub-pc-bin                                           2.02~beta2-9ubuntu1.7                               amd64        GRand Unified Bootloader, version 2 (PC/BIOS binaries)
ii  grub2-common                                          2.02~beta2-9ubuntu1.7                               amd64        GRand Unified Bootloader (common files for version 2)
root@ubuntu:/#