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Unrated severityNVD Advisory· Published Jul 22, 2012· Updated Jun 16, 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).

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

28
  • Linux Pam/Linux Pam27 versions
    cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*+ 26 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:*:*:*:*:*:*:*
    • (no CPE)range: <1.1.5
  • osv-coords
    pkg:rpm/opensuse/pam&distro=openSUSE%20Tumbleweed
    Range: < 1.3.0-3.4

Patches

Vulnerability mechanics

References

6

News mentions

0

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