CVE-2026-74439

A flaw was found in the Linux kernel's Input/Output Memory Management Unit IOMMU subsystem. The devicepasidtableteardown function incorrectly clears a scalable-mode context entry while its 'Present' bit remains set. This creates a window where the hardware can access a partially cleared entry,...

Linux Distros Unpatched Vulnerability : CVE-2026-74439

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - iommu/vt-d: Clear Present bit before tearing down scalable-mode context entry devicepasidtableteardown zeroes the 128-bit scalable-mode context entry with...