Resource Exhaustion Affecting libvirt-devel package, versions <0:4.5.0-36.el7


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-CENTOS7-LIBVIRTDEVEL-2169871
  • published26 Jul 2021
  • disclosed5 Dec 2019

Introduced: 5 Dec 2019

CVE-2019-20485  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Centos:7 libvirt-devel to version 0:4.5.0-36.el7 or higher.

NVD Description

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

qemu/qemu_driver.c in libvirt before 6.0.0 mishandles the holding of a monitor job during a query to a guest agent, which allows attackers to cause a denial of service (API blockage).

CVSS Scores

version 3.1