CVE-2026-90242

CVE-2026-90242 affects the Linux kernel iommu/vt-d subsystem. When an IOMMU domain is replaced at RID level , the iopf_refcount for the old domain is never decremented. Both intel_iommu_attach_device() and identity_domain_attach_dev() enable IOPF for the new domain but fail to disable it for the ...