CVE-2011-3149

CVE Details

Release Date:	2011-10-24
Impact:	Low	What is this?

Description

The _expand_arg function in the pam_env module (modules/pam_env/pam_env.c) in Linux-PAM (aka pam) before 1.1.5 does not properly handle when environment variable expansion can overflow, which allows local users to cause a denial of service (CPU consumption).

See more information about CVE-2011-3149 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:	1.2
Vector String:	AV:L/AC:H/Au:N/C:N/I:N/A:P
Version:	2.0
Attack Vector:	Local
Attack Complexity:	High
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (pam)	ELSA-2013-0521	2013-02-22