USN-4631-1

It was discovered that libmaxminddb incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause applications using libmaxminddb to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:20.04:LTS / libmaxminddb

Package

Name: libmaxminddb
Purl: pkg:deb/ubuntu/libmaxminddb@1.4.2-0ubuntu1.20.04.1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.4.2-0ubuntu1.20.04.1

Affected versions

1.*

1.3.2-1

1.4.2-0ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.4.2-0ubuntu1.20.04.1",
            "binary_name": "libmaxminddb-dev"
        },
        {
            "binary_version": "1.4.2-0ubuntu1.20.04.1",
            "binary_name": "libmaxminddb0"
        },
        {
            "binary_version": "1.4.2-0ubuntu1.20.04.1",
            "binary_name": "mmdb-bin"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2020-28241",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}