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SUSE: CVE-2022-28735: SUSE Linux Security Advisory

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SUSE: CVE-2022-28735: SUSE Linux Security Advisory

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/10/2022
Created
10/26/2022
Added
10/26/2022
Modified
07/31/2023

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)

  • suse-upgrade-grub2
  • suse-upgrade-grub2-arm64-efi
  • suse-upgrade-grub2-arm64-efi-debug
  • suse-upgrade-grub2-branding-upstream
  • suse-upgrade-grub2-i386-pc
  • suse-upgrade-grub2-i386-pc-debug
  • suse-upgrade-grub2-powerpc-ieee1275
  • suse-upgrade-grub2-powerpc-ieee1275-debug
  • suse-upgrade-grub2-s390x-emu
  • suse-upgrade-grub2-s390x-emu-debug
  • suse-upgrade-grub2-snapper-plugin
  • suse-upgrade-grub2-systemd-sleep-plugin
  • suse-upgrade-grub2-x86_64-efi
  • suse-upgrade-grub2-x86_64-efi-debug
  • suse-upgrade-grub2-x86_64-xen

References

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