OESA-2022-1734 grub2 security update

GNU GRUB is a Multiboot boot loader. It was derived from GRUB, the GRand Unified Bootloader, which was originally designed and implemented by Erich Stefan Boleyn. Security Fixes: A flaw was found in grub2 when handling split HTTP headers. While processing a split HTTP header, grub2 wrongly advanc...