USN-4881-1

It was discovered that containerd incorrectly handled certain environment variables. Contrary to expectations, a container could receive environment variables defined for a different container, possibly containing sensitive information.

References

Affected packages

Ubuntu:20.04:LTS / containerd

Package

Name: containerd
Purl: pkg:deb/ubuntu/containerd@1.3.3-0ubuntu2.3?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.3.3-0ubuntu2.3

Affected versions

1.*

1.2.10-0ubuntu1

1.3.2-0ubuntu1

1.3.3-0ubuntu1

1.3.3-0ubuntu2

1.3.3-0ubuntu2.1

1.3.3-0ubuntu2.2

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.3.3-0ubuntu2.3",
            "binary_name": "containerd"
        },
        {
            "binary_version": "1.3.3-0ubuntu2.3",
            "binary_name": "golang-github-docker-containerd-dev"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-21334",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}