Vulnerability Details : CVE-2019-19308
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).
Vulnerability category: Memory Corruption
Products affected by CVE-2019-19308
- cpe:2.3:a:gnome:gnome-font-viewer:3.34.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-19308
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-19308
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2019-19308
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19308
-
https://gitlab.gnome.org/GNOME/gnome-font-viewer/issues/17
NULL pointer dereference due to missing name section. (#17) · Issues · GNOME / GNOME Fonts · GitLabPatch;Third Party Advisory
-
https://github.com/GNOME/gnome-font-viewer/blob/919dfbe684b75904563b8c6723c9778a4e00aad7/src/sushi-font-widget.c#L115-L117
gnome-font-viewer/sushi-font-widget.c at 919dfbe684b75904563b8c6723c9778a4e00aad7 · GNOME/gnome-font-viewer · GitHubThird Party Advisory
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