CVE-2010-4577 Information

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.\

Reference

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 http://trac.webkit.org/changeset/72685 http://trac.webkit.org/changeset/72685/trunk/WebCore/css/CSSParser.cpp http://www.debian.org/security/2011/dsa-2188 http://www.gentoo.org/security/en/glsa/glsa-201012-01.xml http://www.redhat.com/support/errata/RHSA-2011-0177.html http://www.securityfocus.com/bid/45722 http://www.vupen.com/english/advisories/2011/0216 https://bugs.webkit.org/show_bug.cgi?id=49883 https://bugzilla.redhat.com/show_bug.cgi?id=667025 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A13953