The vulnerability of the peimage module in the Grub2 operating system allows a perpetrator to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the peimage module in the Grub2 operating system relates to the possibility of using memory after it is freed. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

CVE-2024-2312

GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass...