CVE-2020-24489 – hw: vt-d related privilege escalation

https://notcve.org/view.php?id=CVE-2020-24489

Incomplete cleanup in some Intel(R) VT-d products may allow an authenticated user to potentially enable escalation of privilege via local access. Una limpieza incompleta en algunos productos Intel® VT-d puede permitir a un usuario autenticado permitir potencialmente una escalada de privilegios por medio de un acceso local A flaw was found in Intel® VT-d products. Entries from the context cache on some types of context cache invalidations may not be properly invalidated which may allow an authenticated user to potentially enable escalation of privilege via local access. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. • https://lists.debian.org/debian-lts-announce/2021/07/msg00022.html https://www.debian.org/security/2021/dsa-4934 https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00442.html https://access.redhat.com/security/cve/CVE-2020-24489 https://bugzilla.redhat.com/show_bug.cgi?id=1962650 • CWE-459: Incomplete Cleanup •