cve/2023/CVE-2023-30456.md

CVE-2023-30456

Description

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.

POC

Reference

• http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html
• https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.8

Github

No PoCs found on GitHub currently.