CVE-2018-5380: Canonical Ubuntu Linux

Medium severity, CVSS 4.3. EPSS: 14.8% chance of exploitation in the next 30 days.

The Quagga BGP daemon (bgpd) prior to version 1.2.3 can overrun internal BGP code-to-string conversion tables used for debug by 1 pointer value, based on input.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 17.10 only
• Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only
• Quagga Quagga: up to and including 1.2.2
• Siemens Ruggedcom Rox Ii Firmware: before 2.13.0 (fixed in 2.13.0)

Published 2018-02-19. Last modified 2026-06-17.