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

El-errata: ELSA-2021-3027 Important: Oracle Linux 8 microcode_ctl security, bug fix and enhancement update

Oracle Linux Security Advisory ELSA-2021-3027

  http://linux.oracle.com/errata/ELSA-2021-3027.html

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

x86_64:
microcode_ctl-20210216-1.20210608.1.0.1.el8_4.x86_64.rpm

aarch64:

SRPMS:
  http://oss.oracle.com/ol8/SRPMS-updates/microcode_ctl-20210216-1.20210608.1.0.1.el8_4.src.rpm

Related CVEs:

CVE-2020-0543
CVE-2020-0548
CVE-2020-0549
CVE-2020-8695
CVE-2020-8696
CVE-2020-8698
CVE-2020-24489
CVE-2020-24511
CVE-2020-24512



Description of changes:

[4:20210216-1.20210608.0.1]
- add support for UEK6 kernels
- enable early update for 06-4f-01
- remove no longer appropriate caveats for 06-2d-07 and 06-55-04
- enable early and late load on RHCK

[4:20210216-1.20210608.1]
- Update Intel CPU microcode to microcode-20210608 release:
- Fixes in releasenote.md file.

[4:20210216-1.20210525.2]
- Make intel-06-2d-07, intel-06-4e-03, intel-06-4f-01, intel-06-55-04,
intel-06-5e-03, intel-06-8c-01, intel-06-8e-9e-0x-0xca,
and intel-06-8e-9e-0x-dell caveats dependent on intel caveat.
- Enable 06-8c-01 microcode update by default (#1972328).
- Enable 06-5e-03 microcode update by default (#1972325).