What is the severity of CVE-2016-7994?

CVE-2016-7994 is considered a medium severity vulnerability due to its potential to cause denial of service through memory consumption.

How do I fix CVE-2016-7994?

To fix CVE-2016-7994, update QEMU to version 2.7.2 or later to mitigate the memory leak issue.

Who is affected by CVE-2016-7994?

CVE-2016-7994 affects local guest OS administrators using QEMU versions up to 2.7.1 and openSUSE Leap 42.2.

What type of attack does CVE-2016-7994 facilitate?

CVE-2016-7994 facilitates a denial of service attack by allowing the execution of multiple VIRTIO_GPU_CMD_RESOURCE_CREATE_2D commands that consume memory.

Which software versions are impacted by CVE-2016-7994?

CVE-2016-7994 impacts QEMU versions prior to 2.7.2 and specifically openSUSE Leap 42.2.

Vulnerability/
CVE-2016-7994

medium

CWE

772

10/12/2016

6/8/2024

CVE-2016-7994

First published: Sat Dec 10 2016(Updated: )

Memory leak in the virtio_gpu_resource_create_2d function in hw/display/virtio-gpu.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of VIRTIO_GPU_CMD_RESOURCE_CREATE_2D commands.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
QEMU KVM	<=2.7.1
openSUSE	=42.2

Remedy

https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg04083.html

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2016-7994?
CVE-2016-7994 is considered a medium severity vulnerability due to its potential to cause denial of service through memory consumption.
How do I fix CVE-2016-7994?
To fix CVE-2016-7994, update QEMU to version 2.7.2 or later to mitigate the memory leak issue.
Who is affected by CVE-2016-7994?
CVE-2016-7994 affects local guest OS administrators using QEMU versions up to 2.7.1 and openSUSE Leap 42.2.
What type of attack does CVE-2016-7994 facilitate?
CVE-2016-7994 facilitates a denial of service attack by allowing the execution of multiple VIRTIO_GPU_CMD_RESOURCE_CREATE_2D commands that consume memory.
Which software versions are impacted by CVE-2016-7994?
CVE-2016-7994 impacts QEMU versions prior to 2.7.2 and specifically openSUSE Leap 42.2.

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