CVE-2016-4997

CVE Details

Release Date:	2016-06-24
Impact:	Important	What is this?

Description

The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockoptimplementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.

See more information about CVE-2016-4997 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:	7.2
Vector String:	AV:L/AC:L/Au:N/C:C/I:C/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2016-3618	2016-09-22
Oracle Linux version 6 (dtrace-modules-3.8.13-118.11.2.el6uek)	ELSA-2016-3617	2016-09-22
Oracle Linux version 6 (dtrace-modules-4.1.12-61.1.10.el6uek)	ELSA-2016-3619	2016-09-22
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3617	2016-09-22
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3618	2016-09-22
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3619	2016-09-22
Oracle Linux version 7 (dtrace-modules-3.8.13-118.11.2.el7uek)	ELSA-2016-3617	2016-09-22
Oracle Linux version 7 (dtrace-modules-4.1.12-61.1.10.el7uek)	ELSA-2016-3619	2016-09-22
Oracle Linux version 7 (kernel)	ELSA-2016-1847	2016-09-14
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3617	2016-09-22
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3619	2016-09-22
Oracle VM version 3.2 (kernel-uek)	OVMSA-2016-0158	2016-11-15
Oracle VM version 3.3 (kernel-uek)	OVMSA-2016-0133	2016-09-22
Oracle VM version 3.4 (kernel-uek)	OVMSA-2016-0134	2016-09-22