kernel: irqchip/gic-v4: Don't allow a VMOVP on a dying VPE

A flaw was found in the Linux kernel. A race condition exists in the irqchip/gic-v4 component, where a local user can force a change of affinity for a Virtual Processing Element VPE after it has been unmapped. This occurs because the corresponding doorbell interrupt remains visible, creating a...

DEBIAN-CVE-2024-50192

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v4: Don't allow a VMOVP on a dying VPE Kunkun Jiang reported that there is a small window of opportunity for userspace to force a change of affinity for a VPE while the VPE has already been unmapped, but the...