The cgroup offline implementation in the Linux kernel through 4.8.11 mishandles certain drain operations, which allows local users to cause a denial of service (system hang) by leveraging access to a container environment for executing a crafted application, as demonstrated by trinity.
http://www.debian.org/security/2017/dsa-3791
http://www.openwall.com/lists/oss-security/2016/11/05/4
http://www.securityfocus.com/bid/94129
https://bugzilla.redhat.com/show_bug.cgi?id=1392439
https://github.com/torvalds/linux/commit/93362fa47fe98b62e4a34ab408c4a418432e7939
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03802en_us
Source: MITRE
Published: 2016-11-28
Updated: 2018-05-10
Type: CWE-20
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM