CVE-2002-0574: Freebsd

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

Memory leak in FreeBSD 4.5 and earlier allows remote attackers to cause a denial of service (memory exhaustion) via ICMP echo packets that trigger a bug in ip_output() in which the reference count for a routing table entry is not decremented, which prevents the entry from being removed.

Affected products

• Freebsd Freebsd: up to and including 4.5

Published 2002-07-03. Last modified 2026-06-16.