Threats tagged 'ghsa-p6gj-r85x-p437'

CVE-2026-56759 is an improper input validation vulnerability in the MigTD PCI BAR handling for the Intel TDX Migration Trust Domain within the hypervisor's Ring 0. This flaw may allow a system software adversary with privileged user access to escalate privileges and cause data corruption. The attack requires local access, low complexity, no user interaction, and no special internal knowledge. The vulnerability impacts system integrity but not confidentiality or availability.