CVE-2016-3157

CVE Details

Release Date:

2016-03-16

Description

The __switch_to function in arch/x86/kernel/process_64.c in the Linuxkernel does not properly context-switch IOPL on 64-bit PV Xen guests, which allows local guest OS users to gain privileges, cause a denial of service (guest OS crash), or obtain sensitive information by leveraging I/O port access.

See more information about CVE-2016-3157 from MITRE CVE dictionary and NIST NVD

CVSS v2.0 metrics

NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.

Base Score:	6	Base Metrics:	AV:N/AC:M/Au:S/C:P/I:P/A:P
Access Vector:	Network	Attack Complexity:	Medium
Authentication:	Requires single instance	Confidentiality Impact:	Partial
Integrity Impact:	Partial	Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2016-3657	2016-12-21
Oracle Linux version 6 (dtrace-modules-3.8.13-118.15.2.el6uek)	ELSA-2016-3656	2016-12-21
Oracle Linux version 6 (dtrace-modules-4.1.12-32.2.3.el6uek)	ELSA-2016-3529	2016-03-28
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3529	2016-03-28
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3656	2016-12-21
Oracle Linux version 6 (kernel-uek)	ELSA-2016-3657	2016-12-21
Oracle Linux version 7 (dtrace-modules-3.8.13-118.15.2.el7uek)	ELSA-2016-3656	2016-12-21
Oracle Linux version 7 (dtrace-modules-4.1.12-32.2.3.el7uek)	ELSA-2016-3529	2016-03-28
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3529	2016-03-28
Oracle Linux version 7 (kernel-uek)	ELSA-2016-3656	2016-12-21
Oracle VM version 3.2 (kernel-uek)	OVMSA-2016-0181	2016-12-21
Oracle VM version 3.3 (kernel-uek)	OVMSA-2016-0180	2016-12-21
Oracle VM version 3.4 (kernel-uek)	OVMSA-2016-0041	2016-03-29

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team