Memory Leak Affecting kernel-rt-debug-kvm package, versions <0:5.14.0-162.6.1.rt21.168.el9_1


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNELRTDEBUGKVM-2881044
  • published21 Mar 2022
  • disclosed7 Mar 2022

Introduced: 7 Mar 2022

CVE-2022-0854  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Centos:9 kernel-rt-debug-kvm to version 0:5.14.0-162.6.1.rt21.168.el9_1 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:9 relevant fixed versions and status.

A memory leak flaw was found in the Linux kernel’s DMA subsystem, in the way a user calls DMA_FROM_DEVICE. This flaw allows a local user to read random memory from the kernel space.

CVSS Scores

version 3.1