Out-of-bounds Read Affecting qemu-kvm-common package, versions <10:1.5.3-156.8.amzn1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-AMZN201803-QEMUKVMCOMMON-1714057
  • published27 Sept 2021
  • disclosed12 Mar 2018

Introduced: 12 Mar 2018

CVE-2018-7858  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 qemu-kvm-common to version 10:1.5.3-156.8.amzn1 or higher.
This issue was patched in ALAS-2018-1034.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-common package and not the qemu-kvm-common package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display.

CVSS Scores

version 3.1