A microcode_ctl bug fix and enhancement update has been released for Oracle Linux 7.

El-errata: ELEA-2020-5450 Oracle Linux 7 microcode_ctl bug fix and enhancement update

Oracle Linux Enhancement Advisory ELEA-2020-5450

  http://linux.oracle.com/errata/ELEA-2020-5450.html

The following updated rpms for Oracle Linux 7 have been uploaded to the
Unbreakable Linux Network:

x86_64:
microcode_ctl-2.1-73.4.0.1.el7_9.x86_64.rpm

SRPMS:
  http://oss.oracle.com/ol7/SRPMS-updates/microcode_ctl-2.1-73.4.0.1.el7_9.src.rpm


Description of changes:

[2:2.1-73.4.0.1]
- for Intel, do not trigger load if on-disk microcode is not an update
[Orabug: 30634727]
- set early_microcode="no" in virtualized guests to avoid early load
bugs [Orabug: 30618736]
- ensure late loading fixes are present on 4.1.12-* and 4.14.35-*
- enable early and late load for 5.4.17-*
- enable early loading for 06-4f-01 caveat
- remove no longer appropriate caveats for 06-2d-07 and 06-55-04

[2:2.1-73.4]
- Update Intel CPU microcode to microcode-20201112 release:
- Addition of 06-8a-01/0x10 (LKF B2/B3) microcode at revision 0x28;
- Update of 06-7a-01/0x01 (GLK B0) microcode from revision 0x32 up
to 0x34;
- Updated releasenote file.

[2:2.1-73.3]
- Disable 06-8c-01 (TGL-UP3/UP4 B1) microcode update by default.