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The _expand_arg function in the pam_env module (modules...

Low severity Unreviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Feb 2, 2023

Package

No package listedSuggest a package

Affected versions

Unknown

Patched versions

Unknown

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).

References

Published by the National Vulnerability Database Jul 22, 2012
Published to the GitHub Advisory Database May 14, 2022
Last updated Feb 2, 2023

Severity

Low

EPSS score

0.042%
(5th percentile)

Weaknesses

CVE ID

CVE-2011-3149

GHSA ID

GHSA-5wc7-486v-w943

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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