UBUNTU-CVE-2015-8316

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Source
https://ubuntu.com/security/CVE-2015-8316
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-8316.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2015-8316
Upstream
Withdrawn
2025-07-18T16:43:18Z
Published
2017-09-06T21:29:00Z
Modified
2025-07-16T07:33:31.007606Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

Array index error in LightDM (aka Light Display Manager) 1.14.3, 1.16.x before 1.16.6 when the XDMCP server is enabled allows remote attackers to cause a denial of service (process crash) via an XDMCP request packet with no address.

References

Affected packages

Ubuntu:16.04:LTS / lightdm

Package

Name
lightdm
Purl
pkg:deb/ubuntu/lightdm@1.17.2-0ubuntu1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.17.2-0ubuntu1

Affected versions

1.*

1.16.4-0ubuntu1
1.17.0-0ubuntu1
1.17.1-0ubuntu1
1.17.1-0ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "gir1.2-lightdm-1"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-gobject-1-0"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-gobject-1-0-dbgsym"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-gobject-1-dev"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-gobject-1-doc"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt-3-0"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt-3-0-dbgsym"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt-dev"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt5-3-0"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt5-3-0-dbgsym"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "liblightdm-qt5-3-dev"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "lightdm"
        },
        {
            "binary_version": "1.17.2-0ubuntu1",
            "binary_name": "lightdm-dbgsym"
        }
    ],
    "availability": "No subscription required"
}