Vulnerability in Lightdm Gtk\+ Greeter Project

CVE-2014-0979

The start_authentication function in lightdm-gtk-greeter.c in LightDM GTK+ Greeter before 1.7.1 does not properly handle the return value from the lightdm_greeter_get_authentication_user function, which allows local users to cause a denial of service (NULL pointer dereference) via an empty username.

EPSS: 0.004 (33.6th percentile) — read the EPSS interpretation.

Affected products

References