RHSA-2021:2308: microcode_ctl security update

RHSA-2021:2308, released June 9, 2021, fixes 1 CVE in microcode_ctl (version 4:20210216-1.20210525.1.el8_4). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

6.5

Base score, 0 to 10

Highest EPSS

0.0045

39th percentile

Fixed package versions

Product	Release	Fixed in
microcode_ctl	RHEL 8	4:20210216-1.20210525.1.el8_4

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2020-24513	microcode_ctl: The microcode_ctl packages provide microcode updates for Intel. Security Fix(es): * hw: vt-d related privilege esca...	6.5	0.0045	None reported

Also fixes CVE-2020-24513

intel-microcode 3.20210608.0ubuntu0.18.04.1
intel-microcode on Ubuntu 18.04.6 LTS (bionic)
intel-microcode 3.20210608.0ubuntu0.20.04.1
intel-microcode on Ubuntu 20.04 LTS (focal)
ELSA-2021-2308
microcode_ctl on ol 8

Vendor advisory

https://access.redhat.com/errata/RHSA-2021:2308

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