Information Exposure Affecting kernel-rt-kvm package, versions <0:4.18.0-240.rt7.54.el8


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.08% (24th percentile)

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  • Snyk IDSNYK-CENTOS8-KERNELRTKVM-2075290
  • published26 Jul 2021
  • disclosed30 Jan 2020

Introduced: 30 Jan 2020

CVE-2020-8647  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Centos:8 kernel-rt-kvm to version 0:4.18.0-240.rt7.54.el8 or higher.

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.

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the vc_do_resize function in drivers/tty/vt/vt.c.

CVSS Base Scores

version 3.1