I tested the grub2 update on a virtual machine and was able to reboot and login without any issues.
bdmurray@clean-focal-amd64:~$ dpkg -l | grep ii.*grub
ii grub-common 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader (common files)
ii grub-gfxpayload-lists 0.7 amd64 GRUB gfxpayload blacklist
ii grub-pc 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader, version 2 (PC/BI
OS version)
ii grub-pc-bin 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader, version 2 (PC/BI
OS modules)
ii grub2-common 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader (common files for
version 2)
I tested the grub2 update on a virtual machine and was able to reboot and login without any issues.
bdmurray@ clean-focal- amd64:~ $ dpkg -l | grep ii.*grub -lists 0.7 amd64 GRUB gfxpayload blacklist
ii grub-common 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader (common files)
ii grub-gfxpayload
ii grub-pc 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader, version 2 (PC/BI
OS version)
ii grub-pc-bin 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader, version 2 (PC/BI
OS modules)
ii grub2-common 2.04-1ubuntu26.13 amd64 GRand Unified Bootloader (common files for
version 2)