Vulnerability CVE-2016-3699
Published: 2016-10-07

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.

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

CVSS2 => (AV:L/AC:M/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.9/10
10/10
3.4/10
Exploit range
Attack complexity
Authentication
Local
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Redhat -> Enterprise mrg 
Redhat -> Linux 
Linux -> Linux kernel 

 References:
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
https://bugzilla.redhat.com/show_bug.cgi?id=1329653
https://github.com/mjg59/linux/commit/a4a5ed2835e8ea042868b7401dced3f517cafa76
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