CVE-2012-2123

CVE Details

Release Date:	2012-04-17
Impact:	None	What is this?

Description

The cap_bprm_set_creds function in security/commoncap.c in the Linux kernel before 3.3.3 does not properly handle the use of file system capabilities (aka fcaps) for implementing a privileged executable file, which allows local users to bypass intended personality restrictions via a crafted application, as demonstrated by an attack that uses a parent process to disable ASLR.

See more information about CVE-2012-2123 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:	1.9
Vector String:	AV:L/AC:M/Au:N/C:N/I:P/A:N
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2012-2020	2012-06-19
Oracle Linux version 5 (mlnx_en-2.6.32-300.27.1.el5uek)	ELSA-2012-2020	2012-06-19
Oracle Linux version 5 (ofa-2.6.32-300.27.1.el5uek)	ELSA-2012-2020	2012-06-19
Oracle Linux version 6 (kernel)	ELSA-2012-0743	2012-06-18
Oracle Linux version 6 (kernel-uek)	ELSA-2012-2020	2012-06-19
Oracle Linux version 6 (mlnx_en-2.6.32-300.27.1.el6uek)	ELSA-2012-2020	2012-06-19
Oracle Linux version 6 (ofa-2.6.32-300.27.1.el6uek)	ELSA-2012-2020	2012-06-19