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Integer Underflow Affecting qemu package, versions <1:7.2+dfsg-1

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.1% (43rd percentile)
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NVD
6.5 medium
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SUSE
6.5 medium
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Red Hat
6.5 medium

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  • Snyk ID SNYK-DEBIANUNSTABLE-QEMU-3033952
  • published 27 Sep 2022
  • disclosed 17 Oct 2022
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Introduced: 27 Sep 2022

CVE-2022-3165 Open this link in a new tab
CWE-191 Open this link in a new tab

How to fix?

Upgrade Debian:unstable qemu to version 1:7.2+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:unstable relevant fixed versions and status.

An integer underflow issue was found in the QEMU VNC server while processing ClientCutText messages in the extended format. A malicious client could use this flaw to make QEMU unresponsive by sending a specially crafted payload message, resulting in a denial of service.