CVE-2010-3853: Linux-Pam

Medium severity, CVSS 6.9. EPSS: 0.4% chance of exploitation in the next 30 days.

pam_namespace.c in the pam_namespace module in Linux-PAM (aka pam) before 1.1.3 uses the environment of the invoking application or service during execution of the namespace.init script, which might allow local users to gain privileges by running a setuid program that relies on the pam_namespace PAM check, as demonstrated by the sudo program.

Affected products

• Linux-Pam Linux-Pam: up to and including 1.1.2; version 0.99.1.0 only; version 0.99.2.0 only; version 0.99.2.1 only; version 0.99.3.0 only; version 0.99.4.0 only; …

Published 2011-01-24. Last modified 2026-06-16.