CVE-2019-1020014: Canonical Ubuntu Linux

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

docker-credential-helpers before 0.6.3 has a double free in the List functions.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 19.04 only
• Docker Credential Helpers: before 0.6.3 (fixed in 0.6.3)
• Fedoraproject Fedora: version 32 only

Published 2019-07-29. Last modified 2026-06-17.