What’s Vulnerable › Vulnerabilities

CVE-2003-1234

• Severity: low (CVSS 3.6 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: 2003-12-31 · updated 2026-06-16

Description

Integer overflow in the f_count counter in FreeBSD before 4.2 through 5.0 allows local users to cause a denial of service (crash) and possibly execute arbitrary code via multiple calls to (1) fpathconf and (2) lseek, which do not properly decrement f_count through a call to fdrop.

Affected products

• FreeBSD: 1.1.5.1, 2.1.0, 2.1.5, 2.1.6, 2.1.6.1, 2.1.7 (+37)

References

• http://archives.neohapsis.com/archives/bugtraq/2003-01/0057.html
• http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0006.html
• http://secunia.com/advisories/7821
• http://www.iss.net/security_center/static/10993.php
• http://www.pine.nl/press/pine-cert-20030101.txt
• http://www.securityfocus.com/archive/1/305308/30/26420/threaded
• http://www.securityfocus.com/bid/6524
• http://www.securitytracker.com/id?1005898
• http://archives.neohapsis.com/archives/bugtraq/2003-01/0057.html
• http://archives.neohapsis.com/archives/vulnwatch/2003-q1/0006.html

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