CVE-2010-0169 Information

Description

The CSSLoaderImpl::DoSheetComplete function in layout/style/nsCSSLoader.cpp in Mozilla Firefox 3.0.x before 3.0.18 3.5.x before 3.5.8 and 3.6.x before 3.6.2; Thunderbird before 3.0.2; and SeaMonkey before 2.0.3 changes the case of certain strings in a stylesheet before adding this stylesheet to the XUL cache which might allow remote attackers to modify the browser’s font and other CSS attributes and potentially disrupt rendering of a web page by forcing the browser to perform this erroneous stylesheet caching.

Reference

http://www.mozilla.org/security/announce/2010/mfsa2010-14.html http://www.securityfocus.com/bid/38918 http://www.vupen.com/english/advisories/2010/0692 https://bugzilla.mozilla.org/show_bug.cgi?id=535806 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A11391 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A8431