CVE-2026-89795

In the Linux kernel, the following vulnerability has been resolved: PCI: Allow per function PCI slots to fix slot reset on s390 On s390 systems, which use a machine level hypervisor, PCI devices are always accessed through a form of PCI pass-through which fundamentally operates on a per PCI...

CVE-2026-89795

CVE-2026-89795 affects the Linux kernel PCI hotplug driver on s390 systems that use a machine-level hypervisor. The root cause is that pci_create_slot() assigns a single shared pci_slot object to multifunction PCI devices; when a function is reset via the hotplug reset_slot() interface, the wrong...