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CVE-2022-28735
6.7 MEDIUM
- CVSS version: 3.1
- Attack vector (AV): LOCAL
- Attack complexity (AC): LOW
- Privileges required (PR): HIGH
- User interaction (UI): NONE
- Scope (S): UNCHANGED
- Confidentiality impact (C): HIGH
- Integrity impact (I): HIGH
- Availability impact (A): HIGH
The GRUB2's shim_lock verifier allows non-kernel files to be loaded …
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.
References
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking
- https://security.netapp.com/advisory/ntap-20230825-0002/
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list x_transferred
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking x_transferred
- https://security.netapp.com/advisory/ntap-20230825-0002/ x_transferred
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking
- https://security.netapp.com/advisory/ntap-20230825-0002/
- https://security.netapp.com/advisory/ntap-20230825-0002/ x_transferred
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list x_transferred
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking x_transferred
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking
- https://security.netapp.com/advisory/ntap-20230825-0002/
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list
- https://www.openwall.com/lists/oss-security/2022/06/07/5 mailing-list x_transferred
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-28735 issue-tracking x_transferred
- https://security.netapp.com/advisory/ntap-20230825-0002/ x_transferred
Affected products
grub2
- <2.06-3
Matching in nixpkgs
pkgs.grub2_pvgrub_image
PvGrub2 image for booting PV Xen guests
pkgs.grub2_pvhgrub_image
PvGrub2 image for booting PVH Xen guests
Package maintainers
-
@hehongbo Hongbo
-
@CertainLach Yaroslav Bolyukin <iam@lach.pw>
-
@SigmaSquadron Fernando Rodrigues <alpha@sigmasquadron.net>