RHSA-2021:2299: Important: microcode_ctl security, bug fix and enhancement update

First published: Tue Jun 08 2021(Updated: )

The microcode_ctl packages provide microcode updates for Intel.<br>Security Fix(es):<br><li> hw: vt-d related privilege escalation (CVE-2020-24489)</li> <li> hw: improper isolation of shared resources in some Intel Processors (CVE-2020-24511)</li> <li> hw: observable timing discrepancy in some Intel Processors (CVE-2020-24512)</li> <li> hw: information disclosure on some Intel Atom processors (CVE-2020-24513)</li> Bug Fix(es) and Enhancement(s):<br><li> Update Intel CPU microcode to microcode-20210525 release</li> <li> Do not use "grep -q" in a pipe in check_caveats.</li>

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