GSD-2022-1000580 KVM: arm64: Avoid consuming a stale esr value when SError occur

KVM: arm64: Avoid consuming a stale esr value when SError occur This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.22 by commit...

PT-2022-28854

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to v5.15.22 Description The issue concerns the KVM on arm64, where a stale esr value is not properly handled when an SError occurs. The actual impact and potential for attack have not been fully determined...

ARM guests may induce host asynchronous abort

ISSUE DESCRIPTION Depending on how the hardware and firmware have been integrated, guest-triggered asynchronous aborts SError on ARMv8 may be received by the hypervisor. The current action is to crash the host. A guest might trigger an asynchronous abort when accessing memory mapped hardware in a...