Home/CVE/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
CVE

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

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).

LOW · CVSS 2.1 EPSS 0.00062
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0

Affected Products & Versions

2
linux-pam<= 1.1.4
linux-pamall versions

Scoring & Timeline

2.1
LOW · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:L/AC:L/Au:N/C:N/I:N/A:P
Published to NVD22 Jul 2012 · 05:55 PM

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:10405-1
rhsaRHSA-2013:0579Important
rhsaRHSA-2013:0521Moderate
🔗

References & Sources

6
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