CVE-2026-46147 KVM: arm64: Fix pin leak and publication ordering in __pkvm_init_vcpu()

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix pin leak and publication ordering in pkvminitvcpu Two bugs exist in the vCPU initialisation path: 1. If a check fails after hyppinsharedmem succeeds, the cleanup path jumps to 'unlock' without calling unpinhostvcp...

CVE-2026-46147 KVM: arm64: Fix pin leak and publication ordering in __pkvm_init_vcpu()

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix pin leak and publication ordering in pkvminitvcpu Two bugs exist in the vCPU initialisation path: 1. If a check fails after hyppinsharedmem succeeds, the cleanup path jumps to 'unlock' without calling unpinhostvcp...

PT-2026-44270

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description Two issues exist in the vCPU initialization path of the KVM arm64 component. First, a failure occurring after hyp pin shared mem succeeds can lead to a pin leak, where pin references on...

EUVD-2025-201745

In initpkvmhypvcpu of pkvm.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation...