RHSA-2021:2299: 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 Do not use "grep -q" in a pipe in checkcaveats.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:2299?
RHSA-2021:2299 addresses multiple vulnerabilities in the microcode_ctl packages, which can significantly impact system security.
How do I fix RHSA-2021:2299?
To fix RHSA-2021:2299, update the microcode_ctl packages to the latest version provided by your Linux distribution.
What vulnerabilities are addressed in RHSA-2021:2299?
RHSA-2021:2299 addresses vulnerabilities related to privilege escalation (CVE-2020-24489) and improper isolation of shared resources (CVE-2020-24511) in Intel processors.
Who is affected by RHSA-2021:2299?
RHSA-2021:2299 affects systems using vulnerable Intel processors that rely on the microcode_ctl package for updates.
Is it safe to ignore the updates for RHSA-2021:2299?
It is not safe to ignore the updates for RHSA-2021:2299 as they address critical vulnerabilities that can lead to data breaches and unauthorized access.