What’s Vulnerable › Vulnerabilities

CVE-2019-1020014

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-07-29 · updated 2026-06-17
• Weakness: CWE-415

Description

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

Affected products

• Canonical Ubuntu Linux: 16.04, 18.04, 19.04
• Docker Credential Helpers: before 0.6.3 — fixed in 0.6.3
• Fedoraproject Fedora: 32

How to fix

Upgrade to a fixed version: Docker Credential Helpers 0.6.3. Check the vendor advisory for mitigations.

References

• https://github.com/docker/docker-credential-helpers/commit/1c9f7ede70a5ab9851f4c9cb37d317fd89cd318a
• https://github.com/docker/docker-credential-helpers/releases/tag/v0.6.3
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6VVFB6UWUK2GQQN7DVUU6GRRAL637A73/
• https://usn.ubuntu.com/4103-1/
• https://usn.ubuntu.com/4103-2/
• https://github.com/docker/docker-credential-helpers/commit/1c9f7ede70a5ab9851f4c9cb37d317fd89cd318a
• https://github.com/docker/docker-credential-helpers/releases/tag/v0.6.3
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6VVFB6UWUK2GQQN7DVUU6GRRAL637A73/
• https://usn.ubuntu.com/4103-1/
• https://usn.ubuntu.com/4103-2/

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