Divide By Zero Affecting qemu package, versions <1:2.11+dfsg-1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Scope Changed
    Availability High

    Threat Intelligence

    EPSS 0.06% (25th percentile)
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NVD
6.5 medium
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Red Hat
3.4 low

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  • Snyk ID SNYK-DEBIAN12-QEMU-1558116
  • published 7 Dec 2017
  • disclosed 7 Dec 2017

How to fix?

Upgrade Debian:12 qemu to version 1:2.11+dfsg-1 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:12 relevant fixed versions and status.

The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.