CVE-2010-0421

Name: CVE-2010-0421
Creator: NVD / NIST
Published: 2010-03-18T17:30:00.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.47%

Last modified Jun 16, 2026

CVE-2010-0421 is a vulnerability of currently unknown severity. Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/hb-ot-layout.cc in Pango before 1.27.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted font file, related to building a synthetic Glyph Definition (aka GDEF) table by using this font's charmap and the Unicode property database.. EPSS estimates a 2.47% chance of exploitation in the next 30 days.

Description

Array index error in the hb_ot_layout_build_glyph_classes function in pango/opentype/hb-ot-layout.cc in Pango before 1.27.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted font file, related to building a synthetic Glyph Definition (aka GDEF) table by using this font's charmap and the Unicode property database.

Metrics

EPSS Probability

2.47%

82.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Gnome	Pango	<= 1.27

References

Timeline

Published: Mar 18, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-0421?

How severe is CVE-2010-0421?

Severity scoring for CVE-2010-0421 is pending analysis. The EPSS model estimates a 2.47% probability of exploitation in the next 30 days.

How do I fix CVE-2010-0421?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2010-0421?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST