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CVE Vulnerabilities

CVE-2019-19308

NULL Pointer Dereference

Published: Nov 27, 2019 | Modified: Nov 21, 2024
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
3.3 LOW
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
Ubuntu
LOW
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2019-19308
CWEhttps://cwe.mitre.org/data/definitions/476.html

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).

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
Gnome-font-viewerGnome3.34.0 (including)3.34.0 (including)
Gnome-font-viewerUbuntubionic*
Gnome-font-viewerUbuntudevel*
Gnome-font-viewerUbuntudisco*
Gnome-font-viewerUbuntueoan*
Gnome-font-viewerUbuntuesm-infra/focal*
Gnome-font-viewerUbuntufocal*
Gnome-font-viewerUbuntugroovy*
Gnome-font-viewerUbuntuhirsute*
Gnome-font-viewerUbuntuimpish*
Gnome-font-viewerUbuntujammy*
Gnome-font-viewerUbuntukinetic*
Gnome-font-viewerUbuntulunar*
Gnome-font-viewerUbuntumantic*
Gnome-font-viewerUbuntunoble*
Gnome-font-viewerUbuntuoracular*
Gnome-font-viewerUbuntuplucky*
Gnome-font-viewerUbuntuquesting*
Gnome-font-viewerUbuntutrusty*
Gnome-font-viewerUbuntuxenial*
Gnome-sushiUbuntubionic*
Gnome-sushiUbuntudisco*
Gnome-sushiUbuntueoan*
Gnome-sushiUbuntufocal*
Gnome-sushiUbuntugroovy*
Gnome-sushiUbuntuhirsute*
Gnome-sushiUbuntuimpish*
Gnome-sushiUbuntukinetic*
Gnome-sushiUbuntulunar*
Gnome-sushiUbuntumantic*
Gnome-sushiUbuntuoracular*
Gnome-sushiUbuntuplucky*
Gnome-sushiUbuntutrusty*
Gnome-sushiUbuntuxenial*

Potential Mitigations

References

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