Allocation of Resources Without Limits or Throttling Affecting qemu-kvm-core package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-CENTOS8-QEMUKVMCORE-1948567
  • 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?

There is no fixed version for Centos:8 qemu-kvm-core.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-core package and not the qemu-kvm-core package as distributed by Centos. See How to fix? for Centos: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 Scores

version 3.1