Use After Free Affecting qemu package, versions <1:2.8+dfsg-1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    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-DEBIAN10-QEMU-427807
  • published 23 Dec 2016
  • disclosed 23 Dec 2016

How to fix?

Upgrade Debian:10 qemu to version 1:2.8+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:10 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.