Описание
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.
Ссылки
- ExploitIssue TrackingPatch
- Third Party Advisory
- Third Party Advisory
- ExploitIssue TrackingPatch
- Third Party Advisory
- Third Party Advisory
Уязвимые конфигурации
Одновременно
EPSS
6.7 Medium
CVSS3
Дефекты
Связанные уязвимости
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.
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.
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.
GRUB2 does not call the module fini functions on exit, leading to Debi ...
EPSS
6.7 Medium
CVSS3