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Vulnerability record · CVE-2003-0464 · published 27 August 2003

CVE-2003-0464: Redhat linux vulnerability

Redhat · Linux

The RPC code in Linux kernel 2.4 sets the reuse flag when sockets are created, which could allow local users to bind to UDP ports that are used by privileged services such as nfsd.

4.6 CVSS 2.0 Medium EPSS 0.38% · top 69.9%
4.6CVSS 2.0 base score
0.38%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
16 Jun 2026Last modified by NVD

Description

The RPC code in Linux kernel 2.4 sets the reuse flag when sockets are created, which could allow local users to bind to UDP ports that are used by privileged services such as nfsd.

AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.redhat.com/support/errata/RHSA-2003-238.html PatchVendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A311
http://www.redhat.com/support/errata/RHSA-2003-238.html PatchVendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A311

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Source: NIST National Vulnerability Database (record CVE-2003-0464), CISA KEV, FIRST EPSS (scores of 2026-10-07). This page is refreshed as NVD updates the record.