NULL Pointer Dereference Affecting bpftool package, versions <0:3.10.0-1160.118.1.el7


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.06% (26th percentile)

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  • Snyk IDSNYK-CENTOS7-BPFTOOL-2964750
  • published11 Apr 2024
  • 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:7 bpftool to version 0:3.10.0-1160.118.1.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream bpftool package and not the bpftool package as distributed by Centos. See How to fix? for Centos:7 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