Judging from the posts in this bug report, it took 2 weeks and three days to solve this problem for the end-users (for the other releases. Support for precise ends in 16 weeks...
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1643467 Title: Firefox 50 blocks Ubuntu 12.04 and 14.04 LTS's version of libavcodec Status in libav: Unknown Status in firefox package in Ubuntu: Confirmed Status in libav package in Ubuntu: Invalid Status in firefox source package in Precise: Fix Released Status in libav source package in Precise: Confirmed Status in firefox source package in Trusty: Fix Released Status in libav source package in Trusty: Fix Released Bug description: Whenever it tries to play a video, Firefox 50 displays this message at the top of every page: "libavcodec may be vulnerable or is not supported, and should be updated to play video" https://dxr.mozilla.org/mozilla-central/source/browser/locales/en- US/chrome/browser/browser.properties?q=%22libavcodec+may+be+vulnerable%22&redirect_type=single#742 Firefox refuses any libavcodec version prior to 54.35.1 (unless media.libavcodec.allow-obsolete==true). https://dxr.mozilla.org/mozilla- central/source/dom/media/platforms/ffmpeg/FFmpegLibWrapper.cpp#60 Users should not be subjected to this warning, as it is vague (does not instruct them how to fix it). Ubuntu 14.04 LTS should ship with an updated version of libavcodec. DistroRelease: Ubuntu 14.04 Package: firefox 50.0+build2-0ubuntu0.14.04.2 To manage notifications about this bug go to: https://bugs.launchpad.net/libav/+bug/1643467/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
