Resource Exhaustion Affecting libguestfs-winsupport package, versions <0:8.2-1.module+el8.3.0+6423+e4cb6418


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-CENTOS8-LIBGUESTFSWINSUPPORT-2082362
  • 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:8 libguestfs-winsupport to version 0:8.2-1.module+el8.3.0+6423+e4cb6418 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libguestfs-winsupport package and not the libguestfs-winsupport package as distributed by Centos. See How to fix? for Centos:8 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