CVE-2016-4581

CVE Details

Release Date:	2016-05-05
Impact:	Moderate	What is this?

Description

fs/pnode.c in the Linux kernel before 4.5.4 does not properly traversea mount propagation tree in a certain case involving a slave mount, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a crafted series of mount system calls.

See more information about CVE-2016-4581 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:	4.7
Vector String:	AV:L/AC:M/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (dtrace-modules-4.1.12-61.1.6.el6uek)	ELSA-2016-3596	2016-08-26
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3596	2016-08-26
Oracle Linux version 7 (dtrace-modules-4.1.12-61.1.6.el7uek)	ELSA-2016-3596	2016-08-26
Oracle Linux version 7 (kernel)	ELSA-2016-2574	2016-11-09
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3596	2016-08-26
Oracle VM version 3.4 (kernel-uek)	OVMSA-2016-0100	2016-09-21