Incorrect Permission Assignment for Critical Resource Affecting kernel-rt-kvm package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.06% (28th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTKVM-1973271
  • published17 Aug 2021
  • disclosed8 Jun 2021

Introduced: 8 Jun 2021

CVE-2021-38198  (opens in a new tab)
CWE-732  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 kernel-rt-kvm.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-kvm package and not the kernel-rt-kvm package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

arch/x86/kvm/mmu/paging_tmpl.h in the Linux kernel before 5.12.11 incorrectly computes the access permissions of a shadow page, leading to a missing guest protection page fault.

CVSS Scores

version 3.1