CVE-2019-19308

NameCVE-2019-19308
DescriptionIn 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).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnome-font-viewer (PTS)jessie3.14.0-2vulnerable
stretch3.22.0-1vulnerable
buster3.30.0-2vulnerable
bullseye, sid3.34.0-1vulnerable
gnome-sushi (PTS)jessie3.12.0-2vulnerable
stretch3.21.91-2vulnerable
buster3.30.0-2vulnerable
bullseye, sid3.34.0-2vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnome-font-viewersource(unstable)(unfixed)unimportant
gnome-sushisource(unstable)(unfixed)unimportant

Notes

https://gitlab.gnome.org/GNOME/gnome-font-viewer/issues/17
https://gitlab.gnome.org/GNOME/gnome-font-viewer/commit/9661683379806e2bad6a52ce6dde776a33f4f981
Crash in GUI tool, no security impact

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