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CVE-2019-20485

Public on 2020-03-19
Modified on 2020-11-11
Description

A flaw was found in the way the libvirtd daemon issued the 'suspend' command to a QEMU guest-agent running inside a guest, where it holds a monitor job while issuing the 'suspend' command to a guest-agent. A malicious guest-agent may use this flaw to block the libvirt daemon indefinitely, resulting in a denial of service.

Severity
Medium
See what this means
CVSS v3 Base Score
5.8
See breakdown

Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core libvirt 2020-11-09 17:10 ALAS2-2020-1557

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.8 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
NVD CVSSv2 2.7 AV:A/AC:L/Au:S/C:N/I:N/A:P
NVD CVSSv3 5.7 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H