It was discovered that e2fsprogs incorrectly handled certain ext4 partitions. An attacker could possibly use this issue to execute arbitrary code.
{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "comerr-dev",
            "binary_version": "2.1-1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "e2fsck-static",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "e2fslibs",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "e2fslibs-dev",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "e2fsprogs",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "libcomerr2",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "libss2",
            "binary_version": "1.42.9-3ubuntu1.3+esm2"
        },
        {
            "binary_name": "ss-dev",
            "binary_version": "2.0-1.42.9-3ubuntu1.3+esm2"
        }
    ]
}
          {
    "cves": [
        {
            "id": "CVE-2019-5188",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:Pro:14.04:LTS"
}
                {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "comerr-dev",
            "binary_version": "2.1-1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "e2fsck-static",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "e2fslibs",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "e2fslibs-dev",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "e2fsprogs",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "libcomerr2",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "libss2",
            "binary_version": "1.42.13-1ubuntu1.2"
        },
        {
            "binary_name": "ss-dev",
            "binary_version": "2.0-1.42.13-1ubuntu1.2"
        }
    ]
}
          {
    "cves": [
        {
            "id": "CVE-2019-5188",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}
                {
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "comerr-dev",
            "binary_version": "2.1-1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "e2fsck-static",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "e2fslibs",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "e2fslibs-dev",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "e2fsprogs",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "e2fsprogs-l10n",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "fuse2fs",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "libcom-err2",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "libcomerr2",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "libext2fs-dev",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "libext2fs2",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "libss2",
            "binary_version": "1.44.1-1ubuntu1.3"
        },
        {
            "binary_name": "ss-dev",
            "binary_version": "2.0-1.44.1-1ubuntu1.3"
        }
    ]
}
          {
    "cves": [
        {
            "id": "CVE-2019-5188",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}