CVE-2014-8989

CVE Details

Release Date:	2014-11-15
Impact:	Moderate	What is this?

Description

The Linux kernel through 3.17.4 does not properly restrict dropping of supplemental group memberships in certain namespace scenarios, which allows local users to bypass intended file permissions by leveraging a POSIX ACL containing an entry for the group category that is more restrictive than the entry for the other category, aka a negative

See more information about CVE-2014-8989 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	3.6
Vector String:	AV:L/AC:L/Au:N/C:P/I:P/A:N
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (dtrace-modules-3.8.13-98.el6uek)	ELSA-2015-3064	2015-07-30
Oracle Linux version 6 (kernel-uek)	ELSA-2015-3064	2015-07-30
Oracle Linux version 7 (dtrace-modules-3.8.13-98.el7uek)	ELSA-2015-3064	2015-07-30
Oracle Linux version 7 (kernel-uek)	ELSA-2015-3064	2015-07-30
Oracle VM version 3.3 (kernel-uek)	OVMSA-2015-0109	2015-08-03