CVE-2016-10197: Debian Linux

High severity, CVSS 7.5. EPSS: 5.2% chance of exploitation in the next 30 days.

The search_make_new function in evdns.c in libevent before 2.1.6-beta allows attackers to cause a denial of service (out-of-bounds read) via an empty hostname.

Affected products

• Debian Debian Linux: version 8.0 only
• Libevent Project Libevent: up to and including 2.1.5

Published 2017-03-15. Last modified 2026-06-17.