NULL Pointer Dereference Affecting kernel-rt-debug-kvm package, versions <0:4.18.0-147.rt24.93.el8


Severity

Recommended
high

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.11% (45th percentile)

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  • Snyk ID SNYK-CENTOS8-KERNELRTDEBUGKVM-1993178
  • published 26 Jul 2021
  • disclosed 4 Sep 2019

How to fix?

Upgrade Centos:8 kernel-rt-debug-kvm to version 0:4.18.0-147.rt24.93.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.

An issue was discovered in the Linux kernel before 5.0.11. fm10k_init_module in drivers/net/ethernet/intel/fm10k/fm10k_main.c has a NULL pointer dereference because there is no -ENOMEM upon an alloc_workqueue failure.