vulnerability
Gentoo Linux: CVE-2022-28735: GRUB: Multiple Vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:M/C:C/I:C/A:C) | Sep 25, 2022 | Sep 26, 2022 | Jul 28, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:M/C:C/I:C/A:C)
Published
Sep 25, 2022
Added
Sep 26, 2022
Modified
Jul 28, 2025
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
gentoo-linux-upgrade-sys-boot-grub
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