Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00463.html
https://security.netapp.com/advisory/ntap-20210702-0002/
https://cert-portal.siemens.com/productcert/pdf/ssa-309571.pdf