Ubuntu Security Notice 1019-1 - Security issues have been addressed in firefox. Jesse Ruderman, Andreas Gal, Nils, Brian Hackett, and Igor Bukanov discovered several memory issues in the browser engine. It was discovered that Firefox did not properly verify the about:blank location elements when it was opened via window.open(). It was discovered that Firefox did not properly handle <div> elements when processing a XUL tree. Marc Schoenefeld and Christoph Diehl discovered several problems when handling downloadable fonts. Various other issues have also been addressed.
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