USN-5252-2

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Source
https://ubuntu.com/security/notices/USN-5252-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5252-2.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5252-2
Upstream
Related
Published
2022-01-25T19:30:35.572855Z
Modified
2025-10-13T04:35:44Z
Summary
policykit-1 vulnerability
Details

USN-5252-1 fixed a vulnerability in policykit-1. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that the PolicyKit pkexec tool incorrectly handled command-line arguments. A local attacker could use this issue to escalate privileges to an administrator.

References

Affected packages

Ubuntu:Pro:14.04:LTS / policykit-1

Package

Name
policykit-1
Purl
pkg:deb/ubuntu/policykit-1@0.105-4ubuntu3.14.04.6+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.105-4ubuntu3.14.04.6+esm1

Affected versions

0.*

0.105-3ubuntu3
0.105-4ubuntu1
0.105-4ubuntu2
0.105-4ubuntu2.14.04.1
0.105-4ubuntu3.14.04.1
0.105-4ubuntu3.14.04.2
0.105-4ubuntu3.14.04.5
0.105-4ubuntu3.14.04.6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gir1.2-polkit-1.0",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-agent-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-agent-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-backend-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-backend-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-gobject-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "libpolkit-gobject-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        },
        {
            "binary_name": "policykit-1",
            "binary_version": "0.105-4ubuntu3.14.04.6+esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "high",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-4034"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / policykit-1

Package

Name
policykit-1
Purl
pkg:deb/ubuntu/policykit-1@0.105-14.1ubuntu0.5+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.105-14.1ubuntu0.5+esm1

Affected versions

0.*

0.105-11ubuntu2
0.105-13
0.105-13ubuntu1
0.105-14
0.105-14.1
0.105-14.1ubuntu0.1
0.105-14.1ubuntu0.4
0.105-14.1ubuntu0.5

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gir1.2-polkit-1.0",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-agent-1-0",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-agent-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-backend-1-0",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-backend-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-gobject-1-0",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "libpolkit-gobject-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        },
        {
            "binary_name": "policykit-1",
            "binary_version": "0.105-14.1ubuntu0.5+esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "high",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2021-4034"
        }
    ]
}