Anito23, The update release date schedule, as well as additional information regarding the Intel MDS issue can be found here. Most of the updates look to be be either in 6/19 or 9/19. Hope this helps.
Hallo, Does anyone know when will be release BIOS firmware updates for PowerEdge R720 with Intel MDS (Microarchitectural Data Sampling) (CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091) vulnerability fix? [URL] Thank you. 
BIOS update for R720 with Intel MDS vulnerability fix