NULL Pointer Dereference Affecting qemu package, versions <1:2.5+dfsg-5ubuntu10.15


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.39% (31st percentile)

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  • Snyk IDSNYK-UBUNTU1604-QEMU-426804
  • published23 Aug 2017
  • disclosed23 Aug 2017

Introduced: 23 Aug 2017

CVE-2017-12809  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 qemu to version 1:2.5+dfsg-5ubuntu10.15 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 Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

QEMU (aka Quick Emulator), when built with the IDE disk and CD/DVD-ROM Emulator support, allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by flushing an empty CDROM device drive.

CVSS Base Scores

version 3.1