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Vulnerability record · CVE-2016-3699 · published 7 October 2016

CVE-2016-3699: Linux kernel permissions and access controls vulnerability

Linux · Linux Kernel

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.

7.4 CVSS 3.0 High EPSS 0.50% · top 59.8% CWE-264 · Permissions and access controls
7.4CVSS 3.0 base score, v2 6.9
0.50%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

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

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.openwall.com/lists/oss-security/2016/09/22/4 Third Party Advisory
http://www.securityfocus.com/bid/93114 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=1329653 Issue TrackingPatchThird Party AdvisoryVDB Entry
https://github.com/mjg59/linux/commit/a4a5ed2835e8ea042868b7401dced3f517cafa76 Exploit
http://rhn.redhat.com/errata/RHSA-2016-2574.html
http://rhn.redhat.com/errata/RHSA-2016-2584.html
http://www.openwall.com/lists/oss-security/2016/09/22/4 Third Party Advisory
http://www.securityfocus.com/bid/93114 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=1329653 Issue TrackingPatchThird Party AdvisoryVDB Entry
https://github.com/mjg59/linux/commit/a4a5ed2835e8ea042868b7401dced3f517cafa76 Exploit

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Source: NIST National Vulnerability Database (record CVE-2016-3699), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.