USN-2370-1

Guillem Jover discovered that APT incorrectly created a temporary file when handling the changelog command. A local attacker could use this issue to overwrite arbitrary files. In the default installation of Ubuntu, this should be prevented by the kernel link restrictions.

References

Affected packages

Ubuntu:14.04:LTS / apt

Package

Name: apt
Purl: pkg:deb/ubuntu/apt@1.0.1ubuntu2.5?arch=source&distro=trusty

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.0.1ubuntu2.5

Affected versions

0.*

0.9.9.1~ubuntu3

0.9.9.1~ubuntu4

0.9.9.1~ubuntu5

0.9.13~exp1ubuntu1

0.9.13~exp1ubuntu2

0.9.13~exp1ubuntu3

0.9.13.1~ubuntu1

0.9.14.1ubuntu1

0.9.14.1ubuntu2

0.9.15.1ubuntu1

0.9.15.4ubuntu1

0.9.15.4ubuntu2

0.9.15.4ubuntu3

0.9.15.4ubuntu4

0.9.15.4ubuntu5

1.*

1.0.1ubuntu2

1.0.1ubuntu2.1

1.0.1ubuntu2.3

1.0.1ubuntu2.4.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "apt"
        },
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "apt-transport-https"
        },
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "apt-utils"
        },
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "libapt-inst1.5"
        },
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "libapt-pkg-dev"
        },
        {
            "binary_version": "1.0.1ubuntu2.5",
            "binary_name": "libapt-pkg4.12"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:14.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2014-7206"
        }
    ]
}