USN-2451-1

Serge Hallyn discovered that cgmanager did not consistently enforce proper nesting when modifying cgroup properties. A local attacker in a privileged container could use this to set cgroup values for all cgroups.

References

Affected packages

Ubuntu:14.04:LTS / cgmanager

Package

Name: cgmanager
Purl: pkg:deb/ubuntu/cgmanager@0.24-0ubuntu7.1?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

0.24-0ubuntu7.1

Affected versions

0.*

0.16-0ubuntu1

0.16-0ubuntu2

0.16-0ubuntu3

0.17-0ubuntu1

0.17-0ubuntu2

0.18-0ubuntu1

0.19-0ubuntu1

0.19-0ubuntu3

0.19-0ubuntu4

0.19-0ubuntu5

0.19-0ubuntu6

0.19-0ubuntu7

0.20-0ubuntu1

0.20-0ubuntu2

0.20-0ubuntu3

0.20-0ubuntu4

0.20-0ubuntu5

0.23-0ubuntu1

0.23-0ubuntu2

0.24-0ubuntu1

0.24-0ubuntu2

0.24-0ubuntu3

0.24-0ubuntu4

0.24-0ubuntu5

0.24-0ubuntu6

0.24-0ubuntu7

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "cgmanager",
            "binary_version": "0.24-0ubuntu7.1"
        },
        {
            "binary_name": "cgmanager-tests",
            "binary_version": "0.24-0ubuntu7.1"
        },
        {
            "binary_name": "cgmanager-utils",
            "binary_version": "0.24-0ubuntu7.1"
        },
        {
            "binary_name": "libcgmanager-dev",
            "binary_version": "0.24-0ubuntu7.1"
        },
        {
            "binary_name": "libcgmanager0",
            "binary_version": "0.24-0ubuntu7.1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-2451-1.json"

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2014-1425"
        }
    ]
}