CVE-1999-0052: Bsdi Bsd OS

High severity, CVSS 7.5. EPSS: 2.1% chance of exploitation in the next 30 days.

IP fragmentation denial of service in FreeBSD allows a remote attacker to cause a crash.

Affected products

• Bsdi Bsd OS: version 4.0 only
• Freebsd Freebsd: version 1.1.5.1 only; version 2.0 only; version 2.0.5 only; version 2.1.0 only; version 2.1.5 only; version 2.1.6 only; …
• OpenBSD OpenBSD: version 2.2 only; version 2.3 only; version 2.4 only

Published 1998-11-04. Last modified 2026-06-16.