CVE-2026-80894

A flaw was found in the Linux kernel's iommufd component. During the replacement of a device's I/O Memory Management Unit IOMMU domain, a parameter mismatch occurs where the iommufdhwptreplacedevice function incorrectly uses a new hardware page table hwpt with the handle of the old domain. This...

CVE-2026-80894: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fix wrong hwpt passed to iommufdautoresponsefaults on replace iommufdhwptreplacedevice calls: iommufdautoresponsefaultshwpt, oldhandle; passing the new hwpt together with the handle of the device's old domain. This shoul...