What is CVE-2016-3699?

CVE-2016-3699 is a High severity Linux kernel vulnerability with a CVSS score of 7.4 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2016-3699 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-3699?

CVE-2016-3699 has a CVSS score of 7.4 out of 10, rated High severity. The vector string is CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2016-3699?

No patch is currently available for CVE-2016-3699. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-3699 actively exploited?

CVE-2016-3699 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2016-3699

High

The Linux kernel, as used in Red Hat Enterprise Linux 7.2 and Red Hat Enterprise MRG 2 and when booted with UEFI Secure Boot enabled, allows local users to bypass intended Secure Boot restrictions and execute untrusted code by appending ACPI tables to the initrd.

Package Linux Kernel

Published 2016-10-07

Last modified 2026-05-06

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

7.4

out of 10

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-264

CVE-2016-3699 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-3699 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-2016-2574.html
Red Hat
http://rhn.redhat.com/errata/RHSA-2016-2584.html
Openwall
http://www.openwall.com/lists/oss-security/2016/09/22/4

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/93114

Broken Link
GitHub
https://github.com/mjg59/linux/commit/a4a5ed2835e8ea042868b7401dced3f517cafa76

Exploit
Kernel patch commit
https://bugzilla.redhat.com/show_bug.cgi?id=1329653
Patch

Details

CVE ID CVE-2016-3699

Severity High

CVSS score 7.4 / 10

CVSS version 3.0

Published 2016-10-07

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-3699?

CVE-2016-3699 is a High severity Linux kernel vulnerability with a CVSS score of 7.4 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2016-3699 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-3699?

CVE-2016-3699 has a CVSS score of 7.4 out of 10, rated High severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2016-3699?

No patch is currently available for CVE-2016-3699. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-3699 actively exploited?

No — CVE-2016-3699 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. View CWE-264 on MITRE CWE →