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