What is the severity of CVE-2016-4964?

CVE-2016-4964 is classified as a denial of service vulnerability with potential for high impact due to CPU consumption and process crashes.

How do I fix CVE-2016-4964?

To fix CVE-2016-4964, upgrade QEMU to version 2.6.3 or later where the vulnerability is addressed.

What systems are affected by CVE-2016-4964?

CVE-2016-4964 affects QEMU versions up to and including 2.6.2.

What is the exploitability of CVE-2016-4964?

CVE-2016-4964 can be exploited by local guest OS administrators to cause a denial of service.

What are the symptoms of CVE-2016-4964 being exploited?

Exploitation of CVE-2016-4964 can lead to an infinite loop, resulting in high CPU usage or a crash of the QEMU process.

Vulnerability/
CVE-2016-4964

medium

10/12/2016

6/8/2024

CVE-2016-4964

First published: Sat Dec 10 2016(Updated: )

The mptsas_fetch_requests function in hw/scsi/mptsas.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop, and CPU consumption or QEMU process crash) via vectors involving s->state.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
QEMU KVM	<=2.6.2

Remedy

https://lists.gnu.org/archive/html/qemu-devel/2016-05/msg04027.html

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2016-4964?
CVE-2016-4964 is classified as a denial of service vulnerability with potential for high impact due to CPU consumption and process crashes.
How do I fix CVE-2016-4964?
To fix CVE-2016-4964, upgrade QEMU to version 2.6.3 or later where the vulnerability is addressed.
What systems are affected by CVE-2016-4964?
CVE-2016-4964 affects QEMU versions up to and including 2.6.2.
What is the exploitability of CVE-2016-4964?
CVE-2016-4964 can be exploited by local guest OS administrators to cause a denial of service.
What are the symptoms of CVE-2016-4964 being exploited?
Exploitation of CVE-2016-4964 can lead to an infinite loop, resulting in high CPU usage or a crash of the QEMU process.

agent/type
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/author
agent/last-modified-date
agent/references
agent/severity
agent/remedy
agent/event
agent/description
agent/first-publish-date
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/qemu
canonical/qemu kvm
version/qemu kvm/2.6.2

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Frequently Asked Questions

What is the severity of CVE-2016-4964?
CVE-2016-4964 is classified as a denial of service vulnerability with potential for high impact due to CPU consumption and process crashes.
How do I fix CVE-2016-4964?
To fix CVE-2016-4964, upgrade QEMU to version 2.6.3 or later where the vulnerability is addressed.
What systems are affected by CVE-2016-4964?
CVE-2016-4964 affects QEMU versions up to and including 2.6.2.
What is the exploitability of CVE-2016-4964?
CVE-2016-4964 can be exploited by local guest OS administrators to cause a denial of service.
What are the symptoms of CVE-2016-4964 being exploited?
Exploitation of CVE-2016-4964 can lead to an infinite loop, resulting in high CPU usage or a crash of the QEMU process.