USN-5012-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5012-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5012-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5012-1
Upstream
Related
Published
2021-07-20T10:56:18.401508Z
Modified
2025-10-13T04:35:34Z
Summary
containerd vulnerabilities
Details

It was discovered that containerd incorrectly handled file permission changes. If a user or automated system were tricked into launching a specially crafted container image, a remote attacker could change permissions on files on the host filesystem and possibly escalate privileges.

References

Affected packages

Ubuntu:18.04:LTS / containerd

Package

Name
containerd
Purl
pkg:deb/ubuntu/containerd@1.5.2-0ubuntu1~18.04.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.2-0ubuntu1~18.04.2

Affected versions

0.*

0.2.5-0ubuntu2

1.*

1.2.6-0ubuntu1~18.04.1
1.2.6-0ubuntu1~18.04.2
1.3.3-0ubuntu1~18.04.1
1.3.3-0ubuntu1~18.04.2
1.3.3-0ubuntu1~18.04.3
1.3.3-0ubuntu1~18.04.4
1.4.4-0ubuntu1~18.04.2
1.5.2-0ubuntu1~18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "containerd",
            "binary_version": "1.5.2-0ubuntu1~18.04.2"
        },
        {
            "binary_name": "golang-github-containerd-containerd-dev",
            "binary_version": "1.5.2-0ubuntu1~18.04.2"
        },
        {
            "binary_name": "golang-github-docker-containerd-dev",
            "binary_version": "1.5.2-0ubuntu1~18.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-32760",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}

Ubuntu:20.04:LTS / containerd

Package

Name
containerd
Purl
pkg:deb/ubuntu/containerd@1.5.2-0ubuntu1~20.04.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.5.2-0ubuntu1~20.04.2

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
1.3.3-0ubuntu2.3
1.4.4-0ubuntu1~20.04.2
1.5.2-0ubuntu1~20.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "containerd",
            "binary_version": "1.5.2-0ubuntu1~20.04.2"
        },
        {
            "binary_name": "golang-github-containerd-containerd-dev",
            "binary_version": "1.5.2-0ubuntu1~20.04.2"
        },
        {
            "binary_name": "golang-github-docker-containerd-dev",
            "binary_version": "1.5.2-0ubuntu1~20.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2021-32760",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:20.04:LTS"
}