#1093966 In grub 2.12-5, cmdline is broken when chainloader is in secureboot state.

Package:
grub2version: 2.12-5see https://github.com/jclab-joseph/shim-cmdline-bugthere are also reproducible scripts and captured images.in grub2, used peimage and chainloader modules.in secure boot off state, cmdline is passed to linux by chainloader.however, in secure boot on state, cmdline is broken. (garbage binary value is entered)
Source:
grub2version: 2.12-5see https://github.com/jclab-joseph/shim-cmdline-bugthere are also reproducible scripts and captured images.in grub2 used peimage and chainloader modules.in secure boot off state cmdline is passed to linux by chainloader.however in secure boot on state cmdline is broken. (garbage binary value is entered)
Submitter:
joseph
Date:
2025-01-24 20:09:02 UTC
Severity:
normal
#1093966#5
Date:
2025-01-24 10:11:14 UTC
From:
To:
Package: grub2Version: 2.12-5See https://github.com/jclab-joseph/shim-cmdline-bugThere are also reproducible scripts and captured images.In grub2, used peimage and chainloader modules.In Secure Boot Off state, cmdline is passed to linux by chainloader.However, in Secure Boot On state, cmdline is broken. (Garbage binary value is entered)