[Secure-testing-team] Bug#608273: CVE-2010-3853: pam_namespace executes namespace.init with service's environment

[Giuseppe Iuculano]

Package: pam
Severity: serious
Tags: security patch

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Tomas Mraz pointed out that pam_namespace PAM module executes external
namespace.init script with an environment settings inherited form the program
or service that has pam_namespace configured.

Please see:

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-3853
http://pam.cvs.sourceforge.net/viewvc/pam/Linux-PAM/modules/pam_namespace/pam_namespace.c?view=log#rev1.13
https://rhn.redhat.com/errata/RHSA-2010-0819.html

If you fix the vulnerability please also make sure to include the
CVE id in your changelog entry.

Cheers,
Giuseppe.

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