Use After Free Affecting qemu-guest-agent package, versions *


low

Snyk CVSS

    Attack Complexity Low
    Scope Changed

    Threat Intelligence

    EPSS 0.05% (20th percentile)
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NVD
5.5 medium
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Red Hat
4.1 medium

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  • Snyk ID SNYK-CENTOS7-QEMUGUESTAGENT-1970562
  • published 26 Jul 2021
  • disclosed 24 Nov 2016

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.

Quick Emulator (Qemu) built with the 'chardev' backend support is vulnerable to a use after free issue. It could occur while hotplug and unplugging the device in the guest. A guest user/process could use this flaw to crash a Qemu process on the host resulting in DoS.