Security researcher Tim McCormack reported that when a page requests a series of permissions in a short timespan, the resulting permission notifications can show the icon for the wrong permission request. This can lead to user confusion and inadvertent consent given when a user is prompted by web content to give permissions, such as for geolocation or microphone access.
Name: the Mozilla project
Upstream: Tim McCormack
This issue does not affect the version of firefox and thunderbird as shipped with Red Hat Enterprise Linux 5, 6 and 7.