CVE-2023-1981: Avahi

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability was found in the avahi library. This flaw allows an unprivileged user to make a dbus call, causing the avahi daemon to crash.

Affected products

• Avahi Avahi: version 0.7-20 only
• Fedoraproject Fedora: version 37 only
• Red Hat Enterprise Linux: version 6.0 only; version 7.0 only; version 8.0 only; version 9.0 only

Published 2023-05-26. Last modified 2026-06-17.