Unrated severityNVD Advisory· Published Jul 22, 2012· Updated Apr 29, 2026
CVE-2011-3149
CVE-2011-3149
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).
Affected products
26cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*+ 25 more
- cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*range: <=1.1.4
- cpe:2.3:a:linux-pam:linux-pam:0.99.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.10.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.6.3:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.7.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.7.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:0.99.9.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:linux-pam:linux-pam:1.1.3:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- secunia.com/advisories/46583nvdVendor Advisory
- secunia.com/advisories/49711nvdVendor Advisory
- security.gentoo.org/glsa/glsa-201206-31.xmlnvd
- www.ubuntu.com/usn/USN-1237-1nvd
- bugs.launchpad.net/ubuntu/+source/pam/+bug/874565nvd
News mentions
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