CVE-2026-97593

The Linux kernel contains a NULL pointer dereference vulnerability in the iommu/s390 component. When using a 5-level translation table via ZPCI_TABLE_TYPE_RFX , the function get_rto_from_iova() fails to verify if the region-second origin rso is non-NULL before accessing rso[rsx] . This occurs bec...

EUVD-2026-86901

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Fix NULL dereference in iovatophys with ZPCITABLETYPERFX When using a 5-level translation table via ZPCITABLETYPERFX getrsofromiova returns NULL when the region-first entry is invalid. Yet in getrtofromiova the...

CVE-2025-39699: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevent NULL deref in iovatophys The riscviommuptefetch function returns either NULL for unmapped/never-mapped iova, or a valid leaf pte pointer that requires no further validation. riscviommuiovatophys failed to...