CVE-2026-80894 iommufd: Fix wrong hwpt passed to iommufd_auto_response_faults on replace

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...

CVE-2026-80894 iommufd: Fix wrong hwpt passed to iommufd_auto_response_faults on replace

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...

CVE-2026-80894

CVE-2026-80894 affects the Linux kernel iommufd subsystem . The bug is a parameter mismatch in iommufd_hwpt_replace_device(), which passes the new hardware page table (hwpt) to iommufd_auto_response_faults() instead of the old one. Because fault groups are queued under the hwpt active at fault-de...

PT-2026-86185

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A parameter mismatch exists in the iommufd component. The function iommufd hwpt replace device incorrectly calls iommufd auto response faults by passing the new hwpt hardware page table...

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...