Homepage

NULL Pointer Dereference Affecting libvirt-docs package, versions <0:4.5.0-23.el7

Severity

 Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.23% (61st percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about NULL Pointer Dereference vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-RHEL7-LIBVIRTDOCS-4918041
  • published26 Jul 2021
  • disclosed10 Jan 2019
Report a new vulnerability Found a mistake?

Introduced: 10 Jan 2019

CVE-2019-3840  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:7 libvirt-docs to version 0:4.5.0-23.el7 or higher.
This issue was patched in RHSA-2019:2294.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt-docs package and not the libvirt-docs package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

A NULL pointer dereference flaw was discovered in libvirt before version 5.0.0 in the way it gets interface information through the QEMU agent. An attacker in a guest VM can use this flaw to crash libvirtd and cause a denial of service.