ELBA-2021-0623 - microcode_ctl bug fix and enhancement update

Release Date:2021-02-22


- 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

- Update Intel CPU microcode to microcode-20210216 release (#1905111):
- 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.

- Remove 06-55-04/06-55-06/06-55-07 (SKX-SP/CLX-SP) microcode-20201110 caveats.

- Backport check_dmi_val to check_caveats from RHEL 8.

- Do not use 'grep -q' in a pipe in check_caveats.
- Add 06-55-04/06-55-06/06-55-07 (SKX-SP/CLX-SP) microcode-20201110 caveats

Updated Packages

Release/ArchitectureFilenameMD5sumSuperseded By Advisory
Oracle Linux 7 (x86_64) microcode_ctl-2.1-

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