CVE-2022-28735

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.

Reserved 2022-04-05 | Published 2023-07-20 | Updated 2024-10-24 | Assigner canonical

Product status

Any version before 2.06-3
affected

Credits

Julian Andres Klode finder

References

www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list

cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking

security.netapp.com/advisory/ntap-20230825-0002/

cve.org (CVE-2022-28735)

nvd.nist.gov (CVE-2022-28735)

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