Jasiel Spelman discovered that docker-credential-helpers has a double free. A local attacker could use this to cause a denial of service (crash) or possibly execute arbitrary code.
{
    "binaries": [
        {
            "binary_name": "golang-docker-credential-helpers",
            "binary_version": "0.5.0-2ubuntu0.1+esm1"
        },
        {
            "binary_name": "golang-github-docker-docker-credential-helpers-dev",
            "binary_version": "0.5.0-2ubuntu0.1+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}
          {
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2019-1020014",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "low",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}