CVE-2021-28710

CVE-2021-28710 affects the Xen hypervisor on x86 VT-d IOMMUs when sharing page tables. The bug arises because the top-level strip of the 3-level page tables was skipped while inserting the root page-table address into the hardware pagetable base register, allowing a guest to write to leaf page-ta...

PT-2021-5059 · Xen · Xen

Name of the Vulnerable Software and Affected Versions: Xen affected versions not specified Description: The issue is related to the implementation of Intel Virtualization Technology for Directed I/O VT-d in the Xen hypervisor on Intel x86 architecture computers. It involves incorrect handling of...