This bug probably consists to this bug in Xorg's intel video driver. I'll add the Freedesktop.org's bugzilla link.
http://bugs.freedesktop.org/show_bug.cgi?id=16257 -- [intrepid] Flash, VirtuabBox, Dosbox etc. video freezes after few seconds https://bugs.launchpad.net/bugs/275285 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs