The GRUB2's shim_lock verifier allows non-kernel files to...
High severity
Unreviewed
Published
Jul 20, 2023
to the GitHub Advisory Database
•
Updated Apr 4, 2024
Description
Published by the National Vulnerability Database
Jul 20, 2023
Published to the GitHub Advisory Database
Jul 20, 2023
Last updated
Apr 4, 2024
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.
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