User Agent: Mozilla/5.0 (X11; Linux x86_64; rv:27.0) Gecko/20100101 Firefox/27.0 (Beta/Release) Build ID: 20140127194636 Steps to reproduce: Put an MJPEG stream URL into the adress bar and start the MJPEG stream. Problem happen both on Linux and Windows version of Firefox 27. Here a public webcam link that can be used to reproduce the probleme: http://212.24.177.174:8092/mjpg/video.mjpg Actual results: After few seconds/minutes depending on the size of the picture in the MJPEG streams, the RAM memory is used at 100%, and the computer become almost unusable. If i succeed to close the tab containing the stream, the memory is freed and everything become normal. Expected results: No memory leak when playing MJPEG stream.

Dupe of bug 858615?

Actually, i think it is. Not the same way to reproduce it, but i think the problem is the same.