RHSA-2021:2302: Important: microcode_ctl security, bug fix and enhancement update
The microcodectl packages provide microcode updates for Intel.Security Fix(es): hw: vt-d related privilege escalation (CVE-2020-24489) hw: improper isolation of shared resources in some Intel Processors (CVE-2020-24511) hw: observable timing discrepancy in some Intel Processors (CVE-2020-24512) hw: information disclosure on some Intel Atom processors (CVE-2020-24513) Bug Fix(es) and Enhancement(s): Update Intel CPU microcode to microcode-20210525 release
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:2302?
The severity of RHSA-2021:2302 is classified as important.
How do I fix RHSA-2021:2302?
To fix RHSA-2021:2302, update the microcode_ctl package to the latest version provided by your distribution.
What vulnerabilities are addressed in RHSA-2021:2302?
RHSA-2021:2302 addresses CVE-2020-24489 and CVE-2020-24511, which involve privilege escalation and improper isolation of shared resources in Intel processors.
Which Intel processors are affected by RHSA-2021:2302?
RHSA-2021:2302 affects several Intel processors that are susceptible to the identified vulnerabilities.
What is the impact of not addressing RHSA-2021:2302?
Failing to address RHSA-2021:2302 may leave systems vulnerable to privilege escalation attacks and resource isolation issues.