Resource Exhaustion Affecting qemu package, versions <1:5.0-5


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.05% (17th percentile)

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  • Snyk IDSNYK-DEBIAN11-QEMU-568098
  • published4 May 2020
  • disclosed4 May 2020

Introduced: 4 May 2020

CVE-2020-10717  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Debian:11 qemu to version 1:5.0-5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Debian. See How to fix? for Debian:11 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