CVE Catalog

CVE-2020-37011

High
Published: Translated: NVD NIST

Summary

Gnome Fonts Viewer version 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 and potentially crash the gnome-font-viewer process.

Risk Assessment

This vulnerability may lead to application crashes, affecting system availability. Attackers could exploit this flaw to destabilize the user environment.

Recommendation

It is recommended to update Gnome Fonts Viewer to the latest version to mitigate this vulnerability. Additionally, monitor and restrict the ability to load external font files.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS