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CVE-2020-37011

Gnome Fonts Viewer 3.34.0 Heap Corruption

Gnome Fonts Viewer 3.34.0 contains a heap corruption vulnerability that allows attackers to trigger an out-of-bounds write by crafting a malicious TTF font file. Attackers can generate a specially crafted TTF file with an oversized pattern to exhaust memory through repeated malloc() calls and potentially crash the gnome-font-viewer process.

CVSS 4.0 · 8.4 High EPSS < 1% KEV · Not listed
Vendors
Gnome
Products
Fonts Viewer Gnome-font-viewer
CVE-2019-19308

gnome-font-viewer: NULL pointer dereference in text_to_glyphs in sushi-font-widget.c

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 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Vendors
Gnome
Products
Gnome-font-viewer