CVE-2022-28735

CVSS 6.7 MEDIUMEPSS 0.3%

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.

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

GNU Project · GNU GRUB

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References

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 https://security.netapp.com/advisory/ntap-20230825-0002/https://www.openwall.com/lists/oss-security/2022/06/07/5