CVE-2019-19725: Canonical Ubuntu Linux

Critical severity, CVSS 9.8. EPSS: 2.6% chance of exploitation in the next 30 days.

sysstat through 12.2.0 has a double free in check_file_actlst in sa_common.c.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 19.04 only; version 19.10 only
• Debian Debian Linux: version 10.0 only
• Sysstat Project Sysstat: up to and including 12.2.0

Published 2019-12-11. Last modified 2026-06-17.