USN-3224-1

Jann Horn discovered that LXC incorrectly verified permissions when creating virtual network interfaces. A local attacker could possibly use this issue to create virtual network interfaces in network namespaces that they do not own.

References

Affected packages

Ubuntu:14.04:LTS / lxc

Package

Name: lxc
Purl: pkg:deb/ubuntu/lxc@1.0.9-0ubuntu3?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.0.9-0ubuntu3

Affected versions

1.*

1.0.0~alpha1-0ubuntu11

1.0.0~alpha2-0ubuntu1

1.0.0~alpha2-0ubuntu3

1.0.0~alpha2-0ubuntu4

1.0.0~alpha2-0ubuntu5

1.0.0~alpha2-0ubuntu6

1.0.0~alpha3-0ubuntu1

1.0.0~alpha3-0ubuntu2

1.0.0~alpha3-0ubuntu3

1.0.0~alpha3-0ubuntu4

1.0.0~alpha3-0ubuntu5

1.0.0~alpha3-0ubuntu6

1.0.0~alpha3-0ubuntu7

1.0.0~alpha3-0ubuntu8

1.0.0~beta1-0ubuntu1

1.0.0~beta1-0ubuntu2

1.0.0~beta1-0ubuntu3

1.0.0~beta2-0ubuntu1

1.0.0~beta2-0ubuntu2

1.0.0~beta3-0ubuntu1

1.0.0~beta4-0ubuntu1

1.0.0~beta4-0ubuntu2

1.0.0~rc1-0ubuntu2

1.0.0~rc3-0ubuntu1

1.0.0~rc4-0ubuntu1

1.0.0-0ubuntu1

1.0.0-0ubuntu2

1.0.0-0ubuntu3

1.0.0-0ubuntu4

1.0.1-0ubuntu1

1.0.2-0ubuntu1

1.0.2-0ubuntu2

1.0.3-0ubuntu1

1.0.3-0ubuntu2

1.0.3-0ubuntu3

1.0.4-0ubuntu0.1

1.0.5-0ubuntu0.1

1.0.6-0ubuntu0.1

1.0.7-0ubuntu0.1

1.0.7-0ubuntu0.2

1.0.7-0ubuntu0.5

1.0.7-0ubuntu0.6

1.0.7-0ubuntu0.7

1.0.7-0ubuntu0.9

1.0.7-0ubuntu0.10

1.0.8-0ubuntu0.3

1.0.8-0ubuntu0.4

1.0.9-0ubuntu2

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "liblxc1",
            "binary_version": "1.0.9-0ubuntu3"
        },
        {
            "binary_name": "lxc",
            "binary_version": "1.0.9-0ubuntu3"
        },
        {
            "binary_name": "lxc-dev",
            "binary_version": "1.0.9-0ubuntu3"
        },
        {
            "binary_name": "lxc-templates",
            "binary_version": "1.0.9-0ubuntu3"
        },
        {
            "binary_name": "lxc-tests",
            "binary_version": "1.0.9-0ubuntu3"
        },
        {
            "binary_name": "python3-lxc",
            "binary_version": "1.0.9-0ubuntu3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2017-5985"
        }
    ],
    "ecosystem": "Ubuntu:14.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3224-1.json"

Ubuntu:16.04:LTS / lxc

Package

Name: lxc
Purl: pkg:deb/ubuntu/lxc@2.0.7-0ubuntu1~16.04.2?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.0.7-0ubuntu1~16.04.2

Affected versions

1.*

1.1.4-0ubuntu1

1.1.4-0ubuntu1.1

1.1.4-0ubuntu3

1.1.5-0ubuntu1

1.1.5-0ubuntu2

1.1.5-0ubuntu3

1.1.5-0ubuntu4

1.1.5-0ubuntu5

1.1.5-0ubuntu6

2.*

2.0.0~beta2-0ubuntu2

2.0.0~rc1-0ubuntu1

2.0.0~rc2-0ubuntu2

2.0.0~rc3-0ubuntu1

2.0.0~rc3-0ubuntu2

2.0.0~rc3-0ubuntu3

2.0.0~rc4-0ubuntu1

2.0.0~rc5-0ubuntu1

2.0.0~rc9-0ubuntu1

2.0.0~rc10-0ubuntu1

2.0.0~rc10-0ubuntu2

2.0.0~rc11-0ubuntu1

2.0.0~rc12-0ubuntu1

2.0.0~rc13-0ubuntu2

2.0.0~rc14-0ubuntu2

2.0.0~rc15-0ubuntu1

2.0.0-0ubuntu1

2.0.0-0ubuntu2

2.0.1-0ubuntu1~16.04.1

2.0.3-0ubuntu1~ubuntu16.04.1

2.0.4-0ubuntu1~ubuntu16.04.2

2.0.5-0ubuntu1~ubuntu16.04.1

2.0.5-0ubuntu1~ubuntu16.04.2

2.0.5-0ubuntu1~ubuntu16.04.3

2.0.6-0ubuntu1~ubuntu16.04.1

2.0.6-0ubuntu1~ubuntu16.04.2

2.0.7-0ubuntu1~16.04.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "liblxc1",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lua-lxc",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc-common",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc-dev",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc-templates",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc-tests",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "lxc1",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        },
        {
            "binary_name": "python3-lxc",
            "binary_version": "2.0.7-0ubuntu1~16.04.2"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2017-5985"
        }
    ],
    "ecosystem": "Ubuntu:16.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3224-1.json"