{"cve":"CVE-2010-4577","nvd":{"published":"2010-12-22T01:00:03.157","modified":"2026-06-16T23:25:06.153","status":"Modified","description":"The CSSParser::parseFontFaceSrc function in WebCore/css/CSSParser.cpp in WebKit, as used in Google Chrome before 8.0.552.224, Chrome OS before 8.0.552.343, webkitgtk before 1.2.6, and other products does not properly parse Cascading Style Sheets (CSS) token sequences, which allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted local font, related to \"Type Confusion.\"","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-125","CWE-843"],"references":["http://code.google.com/p/chromium/issues/detail?id=63866","http://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates_13.html","http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.html","http://secunia.com/advisories/42648","http://secunia.com/advisories/43086"],"products":["debian:debian_linux","fedoraproject:fedora","google:chrome","google:chrome_os","webkitgtk:webkitgtk"],"source":"nvd","synced_at":"2026-10-19T19:57:56.749847046+00:00"},"epss":{"cve":"CVE-2010-4577","score":0.02209,"percentile":0.82593,"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."]}