Memory Leak Affecting qemu package, versions <2.0.0+dfsg-2ubuntu1.33


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-UBUNTU1404-QEMU-428112
  • published16 Mar 2017
  • disclosed16 Mar 2017

Introduced: 16 Mar 2017

CVE-2017-5856  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Ubuntu:14.04 qemu to version 2.0.0+dfsg-2ubuntu1.33 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:14.04 relevant fixed versions and status.

Memory leak in the megasas_handle_dcmd function in hw/scsi/megasas.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) via MegaRAID Firmware Interface (MFI) commands with the sglist size set to a value over 2 Gb.

CVSS Scores

version 3.1