CVE-2026-64604

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8 intercepts, get vmcs12 if and only if the vCPU is in guest mode so that a future change can have update CR8 intercepts during vCPU...

CVE-2026-64604

In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8 intercepts, get vmcs12 if and only if the vCPU is in guest mode so that a future change can have update CR8 intercepts during vCPU...

CVE-2026-43483

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine subsystem, specifically within the SVM Secure Virtual Machine module. This vulnerability arises from incorrect handling of CR8 write interceptions when the Advanced Virtual Interrupt Controller AVIC is activated or deactivate...

CVE-2026-43483

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Set/clear CR8 write interception when AVIC is deactivated Explicitly set/clear CR8 write interception when AVIC is deactivated to fix a bug where KVM leaves the interception enabled after AVIC is activated. E.g. if KVM...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002647)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002647 advisory. The preparevmcs02 function in arch/x86/kvm/vmx.c in the Linux kernel through 4.13.3 does not ensure that the CR8-load exiting and CR8-store exiting L0 vmcs02 control...