CVE-2010-4577

high

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."

References

Advisories
More

https://bugzilla.redhat.com/show_bug.cgi?id=667025

http://www.gentoo.org/security/en/glsa/glsa-201012-01.xml

http://www.debian.org/security/2011/dsa-2188

http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.html

https://bugs.webkit.org/show_bug.cgi?id=49883

http://trac.webkit.org/changeset/72685/trunk/WebCore/css/CSSParser.cpp

http://trac.webkit.org/changeset/72685

http://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates_13.html

Details

Source: Mitre, NVD

Published: 2010-12-22

Updated: 2025-04-11

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.04266