Ensure all CPU vulnerabilities are mitigated

보통레벨 1수동 검토openshift-virt

설명

Ensure that all known CPU vulnerabilities are mitigated. This ensures that known attacks, such as Spectre, Meltdown, etc. either do not affect the node or are mitigated via software. The benchmark marks this recommendation Manual; TMAegis reports it as a manual review item with the audit steps.

점검 방법

감사 방식: 수동 검토

이 권장 사항은 자동으로 점검할 수 없습니다. --include-manual 옵션을 전달하면 스캔 결과에 이 지침과 함께 표시됩니다.

View CPU mitigations: $ ls /sys/devices/system/cpu/vulnerabilities Output may resemble the following: "Not affected" CPU is not affected by the vulnerability "Vulnerable" CPU is affected and no mitigation in effect "Mitigation: $M" CPU is affected and mitigation $M is in effect

조치 방법

조치 방식: 가이드 또는 인프라 패치

Add the appropriate kernel arguments to the MachineConfigPools of the workers nodes and reboot them. See Documentation Chapter 1.Customizing nodes | Red Hat Product Documentation

속성

운영 체제: 모두
태그: openshift-virtmanual-review
참고 자료: CIS Red Hat OpenShift Virtual Machine Extension Benchmark v1.0.0 - 6.3 Ensure all CPU vulnerabilities are mitigated