CVE-2025-39939 | Linux Kernel up to 6.16.8 s390 zpci_get_iommu_ctrs memory corruption

October 4, 2025 Yanac

A vulnerability marked as critical has been reported in Linux Kernel up to 6.16.8. This issue affects the function zpci_get_iommu_ctrs of the component s390. The manipulation leads to memory corruption.

This vulnerability is listed as CVE-2025-39939. The attack must be carried out from within the local network. There is no available exploit.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More