CVE-2016-7170: Out-of-bounds Read

Published Dec 10, 2016
·
Updated

The vmsvgafiforun function in hw/display/vmwarevga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINECURSOR svga command.

Affected Software

3 affected components
Qemu Qemu<=2.7.1
Debian Debian Linux=8.0
openSUSE Leap=42.2

Event History

Dec 10, 2016
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2016-7170?

CVE-2016-7170 has a severity rating that indicates it can lead to a denial of service.

2

How do I fix CVE-2016-7170?

To fix CVE-2016-7170, users should update to a version of QEMU that is greater than or equal to 2.7.2.

3

What systems are affected by CVE-2016-7170?

CVE-2016-7170 affects QEMU versions up to 2.7.1 and specific versions of Debian and openSUSE.

4

What type of vulnerability is CVE-2016-7170?

CVE-2016-7170 is a local denial of service vulnerability caused by out-of-bounds write operations.

5

Can CVE-2016-7170 be exploited remotely?

CVE-2016-7170 cannot be exploited remotely as it requires local guest OS administrator access.

Contact

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