UBUNTU-CVE-2016-6318

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Source
https://ubuntu.com/security/CVE-2016-6318
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-6318.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-6318
Upstream
Published
2016-09-07T19:28:00Z
Modified
2025-10-24T04:45:51Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - negligible
Summary
[none]
Details

Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.

References

Affected packages

Ubuntu:14.04:LTS / cracklib2

Package

Name
cracklib2
Purl
pkg:deb/ubuntu/cracklib2@2.9.1-1build1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.8.22-1
2.9.0-1ubuntu1
2.9.0-2
2.9.0-2build1
2.9.1-1
2.9.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.1-1build1",
            "binary_name": "cracklib-runtime"
        },
        {
            "binary_version": "2.9.1-1build1",
            "binary_name": "libcrack2"
        },
        {
            "binary_version": "2.9.1-1build1",
            "binary_name": "libcrack2-dev"
        },
        {
            "binary_version": "2.9.1-1build1",
            "binary_name": "python-cracklib"
        },
        {
            "binary_version": "2.9.1-1build1",
            "binary_name": "python3-cracklib"
        }
    ]
}

Ubuntu:16.04:LTS / cracklib2

Package

Name
cracklib2
Purl
pkg:deb/ubuntu/cracklib2@2.9.2-1ubuntu1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.9.2-1build1
2.9.2-1build2
2.9.2-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.9.2-1ubuntu1",
            "binary_name": "cracklib-runtime"
        },
        {
            "binary_version": "2.9.2-1ubuntu1",
            "binary_name": "libcrack2"
        },
        {
            "binary_version": "2.9.2-1ubuntu1",
            "binary_name": "libcrack2-dev"
        },
        {
            "binary_version": "2.9.2-1ubuntu1",
            "binary_name": "python-cracklib"
        },
        {
            "binary_version": "2.9.2-1ubuntu1",
            "binary_name": "python3-cracklib"
        }
    ]
}