CVE-2018-14424

gdm: use-after-free in the GDM daemon

Published Aug 14, 2018 CVSS 3.0 · 7.8 High EPSS < 1% KEV · Not listed
Description
The daemon in GDM through 3.29.1 does not properly unexport display objects from its D-Bus interface when they are destroyed, which allows a local attacker to trigger a use-after-free via a specially crafted sequence of D-Bus method calls, resulting in a denial of service or potential code execution.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-1494-1 gdm3 security update
Debian DSA Debian DSA DSA-4270-1 gdm3 security update
EUVD EUVD EUVD-2018-6341 The daemon in GDM through 3.29.1 does not properly unexport display objects from its D-Bus interface when they are destroyed, which allows a local attacker to trigger a use-after-free via a specially crafted sequence of D-Bus method calls, resulting in a denial of service or potential code execution.
Ubuntu USN Ubuntu USN USN-3737-1 GDM vulnerability
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 5, 2024, 9:29 AM
Reserved
Jul 19, 2018, 12:00 AM
Status
Modified
Published
Aug 14, 2018, 6:29 PM
Modified
Jun 17, 2026, 1:40 AM
Severity
Moderate
Public date
Aug 13, 2018, 12:00 AM