CVE-2019-19308 Information

Description

In text_to_glyphs in sushi-font-widget.c in gnome-font-viewer 3.34.0 there is a NULL pointer dereference while parsing a TTF font file that lacks a name section (due to a g_strconcat call that returns NULL).

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/GNOME/gnome-font-viewer/blob/919dfbe684b75904563b8c6723c9778a4e00aad7/src/sushi-font-widget.cL115-L117 https://gitlab.gnome.org/GNOME/gnome-font-viewer/issues/17

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5