USN-3934-1

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Source
https://ubuntu.com/security/notices/USN-3934-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3934-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-3934-1
Upstream
Related
Published
2019-04-03T11:40:53.035202Z
Modified
2025-10-13T04:34:49Z
Summary
policykit-1 vulnerability
Details

It was discovered that PolicyKit incorrectly relied on the fork() system call in the Linux kernel being atomic. A local attacker could possibly use this issue to gain access to services that have cached authorizations.

References

Affected packages

Ubuntu:14.04:LTS / policykit-1

Package

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

Affected ranges

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

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gir1.2-polkit-1.0",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-agent-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-agent-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-backend-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-backend-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-gobject-1-0",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "libpolkit-gobject-1-dev",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        },
        {
            "binary_name": "policykit-1",
            "binary_version": "0.105-4ubuntu3.14.04.6"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2019-6133",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:14.04:LTS"
}

Ubuntu:16.04:LTS / policykit-1

Package

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

Affected ranges

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

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gir1.2-polkit-1.0",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-agent-1-0",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-agent-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-backend-1-0",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-backend-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-gobject-1-0",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "libpolkit-gobject-1-dev",
            "binary_version": "0.105-14.1ubuntu0.5"
        },
        {
            "binary_name": "policykit-1",
            "binary_version": "0.105-14.1ubuntu0.5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2019-6133",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}

Ubuntu:18.04:LTS / policykit-1

Package

Name
policykit-1
Purl
pkg:deb/ubuntu/policykit-1@0.105-20ubuntu0.18.04.5?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.105-20ubuntu0.18.04.5

Affected versions

0.*

0.105-18
0.105-20
0.105-20ubuntu0.18.04.1
0.105-20ubuntu0.18.04.4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "gir1.2-polkit-1.0",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-agent-1-0",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-agent-1-dev",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-backend-1-0",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-backend-1-dev",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-gobject-1-0",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "libpolkit-gobject-1-dev",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        },
        {
            "binary_name": "policykit-1",
            "binary_version": "0.105-20ubuntu0.18.04.5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2019-6133",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:18.04:LTS"
}