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 breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- Debian / debian_linux6.0 – 6.0
- Debian / debian_linux7.0 – 7.0
- fedoraproject / fedora13 – 13
- Google / Chrome8.0.552.224
- Google / chrome_os8.0.552.343
- WebKitGTK+ / WebKitGTK+1.2.6
References
- MAILING_LISThttp://lists.fedoraproject.org/pipermail/package-announce/2011-January/052906.html
- MISChttp://googlechromereleases.blogspot.com/2010/12/stable-beta-channel-updates_13.html
- VENDOR_ADVISORYhttp://secunia.com/advisories/42648
- MISChttps://bugzilla.redhat.com/show_bug.cgi?id=667025
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2011/0216
- MISChttps://bugs.webkit.org/show_bug.cgi?id=49883
- MISChttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13953
- VENDOR_ADVISORYhttp://secunia.com/advisories/43086
- MISChttp://code.google.com/p/chromium/issues/detail?id=63866
- MISChttp://www.redhat.com/support/errata/RHSA-2011-0177.html
- MISChttp://trac.webkit.org/changeset/72685/trunk/WebCore/css/CSSParser.cpp
- MISChttp://trac.webkit.org/changeset/72685
- VENDOR_ADVISORYhttp://www.debian.org/security/2011/dsa-2188
- MISChttp://www.gentoo.org/security/en/glsa/glsa-201012-01.xml
- MISChttp://www.securityfocus.com/bid/45722