CVE-2016-7045: Canonical Ubuntu Linux

High severity, CVSS 7.5. EPSS: 4.7% chance of exploitation in the next 30 days.

The format_send_to_gui function in the format parsing code in Irssi before 0.8.20 allows remote attackers to cause a denial of service (heap corruption and crash) via vectors involving the length of a string.

Affected products

• Canonical Ubuntu Linux: version 16.04 only
• Debian Debian Linux: version 8.0 only
• Irssi Irssi: up to and including 0.8.19

Published 2016-09-27. Last modified 2026-06-17.