CVE-2011-3149

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 (12)

• cve@mitrehttp://git.fedorahosted.org/git/?p=linux-pam.git%3Ba=commitdiff%3Bh=109823cb621c900c07c4b6cdc99070d354d19444
• cve@mitrehttp://secunia.com/advisories/46583
• cve@mitrehttp://secunia.com/advisories/49711
• cve@mitrehttp://security.gentoo.org/glsa/glsa-201206-31.xml
• cve@mitrehttp://www.ubuntu.com/usn/USN-1237-1
• cve@mitrehttps://bugs.launchpad.net/ubuntu/+source/pam/+bug/874565
• af854a3a-2127-422b-91ae-364da2661108http://git.fedorahosted.org/git/?p=linux-pam.git%3Ba=commitdiff%3Bh=109823cb621c900c07c4b6cdc99070d354d19444
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/46583
• af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/49711
• af854a3a-2127-422b-91ae-364da2661108http://security.gentoo.org/glsa/glsa-201206-31.xml
• af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-1237-1
• af854a3a-2127-422b-91ae-364da2661108https://bugs.launchpad.net/ubuntu/+source/pam/+bug/874565