Out-of-bounds Write Affecting qemu package, versions <1:2.11+dfsg-1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Privileges Required High
    Scope Changed
    Availability High

    Threat Intelligence

    EPSS 0.06% (28th percentile)
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NVD
6 medium
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Red Hat
4.4 medium

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  • Snyk ID SNYK-DEBIAN11-QEMU-525787
  • published 16 Oct 2017
  • disclosed 16 Oct 2017

How to fix?

Upgrade Debian:11 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:11 relevant fixed versions and status.

The mode4and5 write functions in hw/display/cirrus_vga.c in Qemu allow local OS guest privileged users to cause a denial of service (out-of-bounds write access and Qemu process crash) via vectors related to dst calculation.