Lack of Consistency Checks for CR0 and CR4 in nVMX on x86_64

Lack of Consistency Checks for CR0 and CR4 in nVMX on x86_64

CVE-2023-30456 · MEDIUM Severity

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

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x86_64 lacks consistency checks for CR0 and CR4.

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