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Unrated severityNVD Advisory· Published Mar 12, 2009· Updated Apr 23, 2026

CVE-2009-0887

CVE-2009-0887

Description

Integer signedness error in the _pam_StrTok function in libpam/pam_misc.c in Linux-PAM (aka pam) 1.0.3 and earlier, when a configuration file contains non-ASCII usernames, might allow remote attackers to cause a denial of service, and might allow remote authenticated users to obtain login access with a different user's non-ASCII username, via a login attempt.

Affected products

20
  • Linux Pam/Linux Pam20 versions
    cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*+ 19 more
    • cpe:2.3:a:linux-pam:linux-pam:*:*:*:*:*:*:*:*range: <=1.0.3
    • 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:*:*:*:*:*:*:*

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

9

News mentions

0

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