CVE-1999-1518: Freebsd

Medium severity, CVSS 5.0. EPSS: 3.1% chance of exploitation in the next 30 days.

Operating systems with shared memory implementations based on BSD 4.4 code allow a user to conduct a denial of service and bypass memory limits (e.g., as specified with rlimits) using mmap or shmget to allocate memory and cause page faults.

Affected products

• 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; …
• Netbsd Netbsd: version 1.3.1 only; version 1.3.2 only; version 1.3.3 only; version 1.4 only

Published 1999-07-15. Last modified 2026-06-16.