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Rocky Linux: CVE-2022-28735: grub2,-mokutil,-shim,-and-shim-unsigned-x64 (Multiple Advisories)

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Rocky Linux: CVE-2022-28735: grub2,-mokutil,-shim,-and-shim-unsigned-x64 (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/07/2022
Created
07/16/2022
Added
07/11/2022
Modified
11/15/2024

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.

Solution(s)

  • rocky-upgrade-grub2-debuginfo
  • rocky-upgrade-grub2-debugsource
  • rocky-upgrade-grub2-efi-ia32
  • rocky-upgrade-grub2-efi-ia32-cdboot
  • rocky-upgrade-grub2-efi-x64
  • rocky-upgrade-grub2-efi-x64-cdboot
  • rocky-upgrade-grub2-pc
  • rocky-upgrade-grub2-tools
  • rocky-upgrade-grub2-tools-debuginfo
  • rocky-upgrade-grub2-tools-efi
  • rocky-upgrade-grub2-tools-efi-debuginfo
  • rocky-upgrade-grub2-tools-extra
  • rocky-upgrade-grub2-tools-extra-debuginfo
  • rocky-upgrade-grub2-tools-minimal
  • rocky-upgrade-grub2-tools-minimal-debuginfo
  • rocky-upgrade-mokutil
  • rocky-upgrade-mokutil-debuginfo
  • rocky-upgrade-mokutil-debugsource
  • rocky-upgrade-shim-ia32
  • rocky-upgrade-shim-unsigned-x64
  • rocky-upgrade-shim-x64

References

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