Integer Overflow or Wraparound Affecting qemu package, versions <2.0.0+dfsg-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.14% (51st percentile)

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  • Snyk IDSNYK-DEBIAN8-QEMU-428037
  • published27 Jun 2018
  • disclosed29 Sept 2022

Introduced: 27 Jun 2018

CVE-2014-0147  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Debian:8 qemu to version 2.0.0+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:8 relevant fixed versions and status.

Qemu before 1.6.2 block diver for the various disk image formats used by Bochs and for the QCOW version 2 format, are vulnerable to a possible crash caused by signed data types or a logic error while creating QCOW2 snapshots, which leads to incorrectly calling update_refcount() routine.

CVSS Scores

version 3.1