What is CVE-2016-9084?

CVE-2016-9084 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2016-9084 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-9084?

CVE-2016-9084 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2016-9084?

No patch is currently available for CVE-2016-9084. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-9084 actively exploited?

CVE-2016-9084 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2016-9084

High

drivers/vfio/pci/vfio_pci_intrs.c in the Linux kernel through 4.8.11 misuses the kzalloc function, which allows local users to cause a denial of service (integer overflow) or have unspecified other impact by leveraging access to a vfio PCI device file.

Package Linux Kernel

Published 2016-11-28

Last modified 2026-05-06

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-190

CVE-2016-9084 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-9084 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Red Hat
http://rhn.redhat.com/errata/RHSA-2017-0386.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2017-0387.html
Openwall
http://www.openwall.com/lists/oss-security/2016/10/26/11

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/93930
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1389259

Issue Tracking
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=05692d7005a364add85c6e25a6c4447ce08f913a
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/05692d7005a364add85c6e25a6c4447ce08f913a
Patch
Kernel patch commit
https://patchwork.kernel.org/patch/9373631/
Patch

Details

CVE ID CVE-2016-9084

Severity High

CVSS score 7.8 / 10

CVSS version 3.0

Published 2016-11-28

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-9084?

CVE-2016-9084 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2016-9084 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-9084?

CVE-2016-9084 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2016-9084?

No patch is currently available for CVE-2016-9084. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-9084 actively exploited?

No — CVE-2016-9084 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →