The Search feature in Mozilla Firefox before 42.0 on Android through 4.4 supports search-engine URL registration through an intent and can access this URL in a…

The Search feature in Mozilla Firefox before 42.0 on Android through 4.4 supports search-engine URL registration through an intent and can access this URL in a privileged context in conjunction with the crash reporter, which allows attackers to read log files and visit file: URLs of HTML documents via a crafted application.