A microcode_ctl bug fix and enhancement update has been released for Oracle Linux 8.

El-errata: ELBA-2021-0621 Oracle Linux 8 microcode_ctl bug fix and enhancement update

Oracle Linux Bug Fix Advisory ELBA-2021-0621

  http://linux.oracle.com/errata/ELBA-2021-0621.html

The following updated rpms for Oracle Linux 8 have been uploaded to the
Unbreakable Linux Network:

x86_64:
microcode_ctl-20200609-2.20210216.1.0.1.el8_3.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol8/SRPMS-updates/microcode_ctl-20200609-2.20210216.1.0.1.el8_3.src.rpm


Description of changes:

[4:20200609-2.20201027.1.0.1]
- add support for UEK6 kernels
- remove no longer appropriate caveats for 06-2d-07 and 06-55-04

[4:20200609-2.20210216.1]
- Update Intel CPU microcode to microcode-20210216 release (#1907898):
- Update of 06-55-04/0xb7 (SKX-D/SP/W/X H0/M0/M1/U0) microcode (in
intel-06-55-04/intel-ucode/06-55-04) from revision 0x2006a08 up
to 0x2006a0a;
- Update of 06-55-06/0xbf (CLX-SP B0) microcode from revision 0x4003003
up to 0x4003006;
- Update of 06-55-07/0xbf (CLX-SP/W/X B1/L1) microcode from revision
0x5003003 up to 0x5003006.