Race Condition Affecting qemu-guest-agent package, versions *


0.0
medium

Snyk CVSS

    Attack Complexity High
    Scope Changed
    Availability High

    Threat Intelligence

    EPSS 0.04% (6th percentile)
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NVD
5.6 medium
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SUSE
5.6 medium
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Red Hat
5.6 medium

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  • Snyk ID SNYK-CENTOS7-QEMUGUESTAGENT-5815266
  • published 1 Aug 2023
  • disclosed 19 Jun 2023

How to fix?

There is no fixed version for Centos:7 qemu-guest-agent.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-guest-agent package and not the qemu-guest-agent package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

A flaw was found in QEMU. The async nature of hot-unplug enables a race scenario where the net device backend is cleared before the virtio-net pci frontend has been unplugged. A malicious guest could use this time window to trigger an assertion and cause a denial of service.