CVE-2003-1234: Freebsd

Low severity, CVSS 3.6. EPSS: 0.4% chance of exploitation in the next 30 days.

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 Freebsd: version 1.1.5.1 only; version 2.1.0 only; version 2.1.5 only; version 2.1.6 only; version 2.1.6.1 only; version 2.1.7 only; …

Published 2003-12-31. Last modified 2026-06-16.