CVE-2012-4542

CVE Details

Release Date:	2013-01-24
Impact:	None	What is this?

Description

block/scsi_ioctl.c in the Linux kernel through 3.8 does not properly consider the SCSI device class during authorization of SCSI commands, which allows local users to bypass intended access restrictions via an SG_IO ioctl call that leverages overlapping opcodes.

See more information about CVE-2012-4542 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:	4.9
Vector String:	AV:A/AC:M/Au:S/C:P/I:P/A:P
Version:	2.0
Attack Vector:	Adjacent Network
Attack Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2013-2523	2013-05-09
Oracle Linux version 5 (kernel-uek)	ELSA-2013-2534	2013-06-11
Oracle Linux version 5 (mlnx_en-2.6.32-400.29.1.el5uek)	ELSA-2013-2534	2013-06-11
Oracle Linux version 5 (ofa-2.6.32-400.29.1.el5uek)	ELSA-2013-2534	2013-06-11
Oracle Linux version 6 (kernel)	ELSA-2013-0496	2013-02-27
Oracle Linux version 6 (kernel-uek)	ELSA-2013-2523	2013-05-09
Oracle Linux version 6 (kernel-uek)	ELSA-2013-2534	2013-06-11
Oracle Linux version 6 (mlnx_en-2.6.32-400.29.1.el6uek)	ELSA-2013-2534	2013-06-11
Oracle Linux version 6 (ofa-2.6.32-400.29.1.el6uek)	ELSA-2013-2534	2013-06-11