Hardware logic with insecure de-synchronization in Intel(R) DSA and Intel(R) IAA for some Intel(R) 4th or 5th generation Xeon(R) processors may allow an authorized user to potentially enable denial of service via local access.
wwwintelcom/content/www/us/en/security-center/advisory/intel-sa-01084html
was published yesterday covering OS/Hypervisor mitigations they recommend
to reduce exposure to a bug in certain recent Intel CPUs
It states:
[Further details, including a table of affected hardware, is in their advisory]
bugzillaredhatcom/show_bug ...