CVE-2016-5391: Fedoraproject Fedora

High severity, CVSS 7.5. EPSS: 3% chance of exploitation in the next 30 days.

libreswan before 3.18 allows remote attackers to cause a denial of service (NULL pointer dereference and pluto daemon restart).

Affected products

• Fedoraproject Fedora: version 23 only; version 24 only
• Libreswan Libreswan: up to and including 3.17

Published 2017-06-13. Last modified 2026-06-17.