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Debian: CVE-2022-28735: grub2 -- security update

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Debian: CVE-2022-28735: grub2 -- security update

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/20/2023
Created
07/31/2024
Added
07/30/2024
Modified
07/30/2024

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)

  • debian-upgrade-grub2

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