Unrated severityNVD Advisory· Published Dec 31, 2004· Updated Jun 16, 2026
CVE-2004-0491
CVE-2004-0491
Description
The linux-2.4.21-mlock.patch in Red Hat Enterprise Linux 3 does not properly maintain the mlock page count when one process unlocks pages that belong to another process, which allows local users to mlock more memory than specified by the rlimit.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- cpe:2.3:o:redhat:enterprise_linux:3.0:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
8- patches.sgi.com/support/free/security/advisories/20060402-01-Unvd
- marc.infonvd
- secunia.com/advisories/19607nvd
- www.redhat.com/support/errata/RHSA-2005-472.htmlnvd
- www.securityfocus.com/bid/13769nvd
- bugzilla.redhat.com/bugzilla/show_bug.cginvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10672nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1117nvd
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