Improper Input Validation Affecting libvirt package, versions <6.0.0-2


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.81% (53rd percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-LIBVIRT-559151
  • published4 Mar 2020
  • disclosed19 Mar 2020

Introduced: 4 Mar 2020

CVE-2019-20485  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:unstable libvirt to version 6.0.0-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libvirt package and not the libvirt package as distributed by Debian. See How to fix? for Debian:unstable 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 Base Scores

version 3.1