{"cve":"CVE-2010-0421","nvd":{"published":"2010-03-18T17:30:00.463","modified":"2026-06-16T23:16:08.070","status":"Modified","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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-119"],"references":["http://ftp.gnome.org/pub/GNOME/sources/pango/1.27/pango-1.27.1.tar.bz2","http://lists.opensuse.org/opensuse-security-announce/2010-04/msg00002.html","http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.html","http://lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.html","http://secunia.com/advisories/39041"],"products":["gnome:pango"],"source":"nvd","synced_at":"2026-10-19T19:55:32.599380760+00:00"},"epss":{"cve":"CVE-2010-0421","score":0.02448,"percentile":0.8437,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}