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Huawei EulerOS: CVE-2022-28735: grub2 security update

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Huawei EulerOS: CVE-2022-28735: grub2 security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/17/2022
Created
08/29/2022
Added
08/18/2022
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)

  • huawei-euleros-2_0_sp10-upgrade-grub2-common
  • huawei-euleros-2_0_sp10-upgrade-grub2-efi-x64
  • huawei-euleros-2_0_sp10-upgrade-grub2-efi-x64-modules
  • huawei-euleros-2_0_sp10-upgrade-grub2-pc
  • huawei-euleros-2_0_sp10-upgrade-grub2-pc-modules
  • huawei-euleros-2_0_sp10-upgrade-grub2-tools
  • huawei-euleros-2_0_sp10-upgrade-grub2-tools-efi
  • huawei-euleros-2_0_sp10-upgrade-grub2-tools-extra
  • huawei-euleros-2_0_sp10-upgrade-grub2-tools-minimal

References

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