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.
Published: 2009-03-12
Score: 6.6 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2009-0884 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.
Ubuntu USN Ubuntu USN USN-1140-1 PAM vulnerabilities
History

Wed, 28 May 2025 14:45:00 +0000

Type Values Removed Values Added
References

Thu, 22 May 2025 04:30:00 +0000


Subscriptions

Linux-pam Linux-pam
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T04:48:52.627Z

Reserved: 2009-03-12T00:00:00.000Z

Link: CVE-2009-0887

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2009-03-12T15:20:50.127

Modified: 2026-04-23T00:35:47.467

Link: CVE-2009-0887

cve-icon Redhat

Severity : Low

Publid Date: 2009-02-25T00:00:00Z

Links: CVE-2009-0887 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses