What’s Vulnerable › Vulnerabilities

CVE-2003-0464

• Severity: medium (CVSS 4.6 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-08-27 · updated 2026-06-16

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.

Affected products

• RedHat Linux: 7.1, 7.2, 7.3, 8.0, 9.0

References

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

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