vulnerability

CentOS Linux: CVE-2022-28735: Important: grub2, mokutil, shim, and shim-unsigned-x64 security update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Jun 16, 2022
Added
Jun 17, 2022
Modified
Jan 28, 2025

Description

The GRUB2's shim_lock verifier allows non-kernel files to be loaded on shim-powered secure boot systems. Allowing such files to be loaded may lead to unverified code and modules to be loaded in GRUB2 breaking the secure boot trust-chain.

Solutions

centos-upgrade-grub2-commoncentos-upgrade-grub2-debuginfocentos-upgrade-grub2-debugsourcecentos-upgrade-grub2-efi-aa64-modulescentos-upgrade-grub2-efi-ia32centos-upgrade-grub2-efi-ia32-cdbootcentos-upgrade-grub2-efi-ia32-modulescentos-upgrade-grub2-efi-x64centos-upgrade-grub2-efi-x64-cdbootcentos-upgrade-grub2-efi-x64-modulescentos-upgrade-grub2-emu-debuginfocentos-upgrade-grub2-pccentos-upgrade-grub2-pc-modulescentos-upgrade-grub2-ppc64le-modulescentos-upgrade-grub2-toolscentos-upgrade-grub2-tools-debuginfocentos-upgrade-grub2-tools-eficentos-upgrade-grub2-tools-efi-debuginfocentos-upgrade-grub2-tools-extracentos-upgrade-grub2-tools-extra-debuginfocentos-upgrade-grub2-tools-minimalcentos-upgrade-grub2-tools-minimal-debuginfocentos-upgrade-mokutilcentos-upgrade-mokutil-debuginfocentos-upgrade-mokutil-debugsourcecentos-upgrade-shim-ia32centos-upgrade-shim-x64
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.