This update for grub2 fixes the following issues: Security fixes: \- CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code execution. \- CVE-2023-4693: Fixed an out-of-bounds read at fs/ntfs.c which may lead to leak sensitive information. Other fixes: \- Fix "command not found" error of grub2-once