CVE-2012-6547

CVE Details

Release Date:

2012-08-15

Description

The __tun_chr_ioctl function in drivers/net/tun.c in the Linux kernelbefore 3.6 does not initialize a certain structure, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

See more information about CVE-2012-6547 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:	1.7	Base Metrics:	AV:L/AC:L/Au:S/C:P/I:N/A:N
Access Vector:	Local network	Attack Complexity:	Low
Authentication:	Requires single instance	Confidentiality Impact:	Partial
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2013-0747	2013-04-16
Oracle Linux version 5 (kernel)	ELSA-2013-0747-1	2013-04-16
Oracle Linux version 5 (kernel-uek)	ELSA-2013-2520	2013-04-24
Oracle Linux version 5 (mlnx_en-2.6.32-400.26.2.el5uek)	ELSA-2013-2520	2013-04-24
Oracle Linux version 5 (ocfs2-2.6.18-348.4.1.0.1.el5)	ELSA-2013-0747-1	2013-04-16
Oracle Linux version 5 (ocfs2-2.6.18-348.4.1.el5)	ELSA-2013-0747	2013-04-16
Oracle Linux version 5 (ofa-2.6.32-400.26.2.el5uek)	ELSA-2013-2520	2013-04-24
Oracle Linux version 5 (oracleasm-2.6.18-348.4.1.0.1.el5)	ELSA-2013-0747-1	2013-04-16
Oracle Linux version 5 (oracleasm-2.6.18-348.4.1.el5)	ELSA-2013-0747	2013-04-16
Oracle Linux version 6 (kernel)	ELSA-2013-0744	2013-04-23
Oracle Linux version 6 (kernel-uek)	ELSA-2013-2520	2013-04-24
Oracle Linux version 6 (mlnx_en-2.6.32-400.26.2.el6uek)	ELSA-2013-2520	2013-04-24
Oracle Linux version 6 (ofa-2.6.32-400.26.2.el6uek)	ELSA-2013-2520	2013-04-24

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