Improperly Implemented Security Check for Standard Affecting kernel-rt-debug-modules package, versions <0:5.14.0-362.8.1.el9_3


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELRTDEBUGMODULES-5441968
  • published21 Apr 2023
  • disclosed10 Apr 2023

Introduced: 10 Apr 2023

CVE-2023-30456  (opens in a new tab)
CWE-358  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-rt-debug-modules to version 0:5.14.0-362.8.1.el9_3 or higher.
This issue was patched in RHSA-2023:6583.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-modules package and not the kernel-rt-debug-modules package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

An issue was discovered in arch/x86/kvm/vmx/nested.c in the Linux kernel before 6.2.8. nVMX on x86_64 lacks consistency checks for CR0 and CR4.

CVSS Scores

version 3.1