CVE-2021-47112

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Teardown PV features on boot CPU as well Various PV features Async PF, PV EOI, steal time work through memory shared with hypervisor and when we restore from hibernation we must properly teardown all these features to ma...

CVE-2021-47112

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Teardown PV features on boot CPU as well Various PV features Async PF, PV EOI, steal time work through memory shared with hypervisor and when we restore from hibernation we must properly teardown all these features to ma...

CVE-2021-47112 x86/kvm: Teardown PV features on boot CPU as well

In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Teardown PV features on boot CPU as well Various PV features Async PF, PV EOI, steal time work through memory shared with hypervisor and when we restore from hibernation we must properly teardown all these features to ma...

CVE-2021-47112

CVE-2021-47112 affects the Linux kernel’s x86/kvm PV features (Async PF, PV EOI, steal time) used with hypervisors. The issue is that these PV features share memory with the hypervisor, and after hibernation the kernel must teardown all such features to prevent the hypervisor from writing to stal...