NULL Pointer Dereference Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-425.3.1.rt7.213.el8


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.06% (26th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTDEBUGKVM-2964530
  • published1 Aug 2022
  • disclosed10 Feb 2020

Introduced: 10 Feb 2020

CVE-2020-36558  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-rt-debug-kvm to version 0:4.18.0-425.3.1.rt7.213.el8 or higher.

NVD Description

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

A race condition in the Linux kernel before 5.5.7 involving VT_RESIZEX could lead to a NULL pointer dereference and general protection fault.

CVSS Scores

version 3.1