CVE-2026-89445 | Linux Kernel up to 6.18.49/7.2.3 iommufd iommu_report_device_fault use after free
A vulnerability described as very critical has been identified in Linux Kernel up to 6.18.49/7.2.3. Affected by this vulnerability is the function iommu_report_device_fault of the component iommufd. Executing a manipulation can lead to use after free.
This vulnerability is registered as CVE-2026-89445. The attack needs to be launched locally. No exploit is available.
Upgrading the affected component is recommended.