Allocation of Resources Without Limits or Throttling Affecting virt-devel:8.2/libvirt-libs package, versions <0:6.0.0-25.module+el8.2.1+7154+47ffd890


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.4% (32nd percentile)

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  • Snyk IDSNYK-RHEL8-VIRTDEVEL-4422320
  • published26 Jul 2021
  • disclosed30 Apr 2020

Introduced: 30 Apr 2020

CVE-2020-10717  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt-devel:8.2/libvirt-libs to version 0:6.0.0-25.module+el8.2.1+7154+47ffd890 or higher.
This issue was patched in RHBA-2020:3172.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-devel:8.2/libvirt-libs package and not the virt-devel:8.2/libvirt-libs package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A potential DoS flaw was found in the virtio-fs shared file system daemon (virtiofsd) implementation of the QEMU version >= v5.0. Virtio-fs is meant to share a host file system directory with a guest via virtio-fs device. If the guest opens the maximum number of file descriptors under the shared directory, a denial of service may occur. This flaw allows a guest user/process to cause this denial of service on the host.

CVSS Base Scores

version 3.1