UBUNTU-CVE-2026-64591

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Avoid WARNING in sva unbind path The Intel IOMMU driver allows SVA on devices even if they do not support PCI/PRI. Commit 39c20c4e83b9 "iommu/vt-d: Only handle IOPF for SVA when PRI is supported" modified the SVA bind...

PT-2026-61074

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the iommu/vt-d component where the kernel lacks dirty tracking support on nested domains attached to a Process Address Space ID PASID. A PASID is a unique identifier...

CVE-2025-58149

The Xen hypervisor is affected by a vulnerability where the libxl detach logic fails to remove access permissions for 64-bit memory BARs when PCI devices are detached. This allows a domain to retain access to memory from a device no longer assigned to it. In PV domains , this leak allows the doma...

DEBIAN-CVE-2022-26357

race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller value range. The cleaning up of the...