CVE-2011-3149

LowCVSS 2.1/10Last modified Jun 16, 2026

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).

Metrics

CVSS 2.0 2.1/10AV:L/AC:L/Au:N/C:N/I:N/A:P

Weakness enumeration

CWE-119

Affected software

VendorProductVersions
n/an/an/a

References

Timeline

Published
Jul 22, 2012
Last modified
Jun 16, 2026
NVD status
Modified

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CVE-2011-3149: Low severity, CVSS 2.1 | Vulnix