This bug was fixed in the package firefox - 7.0.1+build1+nobinonly-0ubuntu0.11.04.1

---------------
firefox (7.0.1+build1+nobinonly-0ubuntu0.11.04.1) natty-security; urgency=low

  * New upstream stable release v7.0.1 (FIREFOX_7_0_1_BUILD1)

  * Add Mongolian and Swahili to locale blacklist. These aren't meant to be
    built on the release channel, but they still appear in the upstream
    shipped-locales
    - update debian/locales.blacklist

firefox (7.0+build2+nobinonly-0ubuntu0.11.04.1) natty-security; urgency=low

  * New upstream stable release (FIREFOX_7_0_BUILD2)
    - fix LP: #789198 - Firefox crashes when attempting to play webm video on
      ARM with Thumb2 enabled
    - see LP: #857098 for USN information

  [ Chris Coulson <email address hidden> ]
  * Rewrite the apport hook to be more useful
    - update debian/apport/firefox.py.in
  * Ship a file in /etc/apport/native-origins.d to enable bug reporting
    on PPA branches
    - add debian/apport/native-origins.in
    - rename debian/apport/firefox.in => debian/apport/blacklist.in
    - update debian/rules
    - update debian/firefox.install.in
    - update debian/firefox.dirs.in
  * Update the apport blacklist file now that the binary name has changed
    - update debian/apport/firefox.in
  * Dropped patches which are obsolete/fixed upstream
    - remove debian/patches/cairo-lcd-filter.patch
    - remove debian/patches/fix-sdk-bin-install.patch
    - update debian/patches/series
  * Refresh patches
    - update debian/patches/firefox-kde.patch
    - update debian/patches/mozilla-kde.patch
    - update debian/patches/reload-new-plugins.patch
  * Look in the correct location for the staged langpack xpi's. They moved
    from dist/install to dist/linux-$(DEB_HOST_GNU_CPU)
    - update debian/rules
  * Simplify firefox-dev.install a bit by installing everything in
    /usr/include
    - update debian/firefox-dev.install.in
  * Handle video/webm mimetypes
    - update debian/firefox.desktop.in
  * Fix check-sync-dirs.py test failure - ensure config/system-headers and
    js/src/config/system-headers are kept in sync
    - update debian/patches/unity-globalmenu-build-support-patch
  * Fix browserGlue_distribution.js and browserGlue_smartBookmarks.js xpcshell
    test failures. Update DEFAULT_BOOKMARKS_ON_MENU with the correct number of
    default bookmarks
    - update debian/patches/ubuntu-bookmarks.patch
  * Fix jsreftest failures by setting the correct timezone and locale
    - update debian/testsuite.mk
  * Switch off debian/patches/fix-selection-drag-autoscroll.patch for now. This
    code has been completely rewritten in Firefox 7
    - update debian/patches/series
  * Fix "format not a string literal and no format arguments" error
   - add debian/patches/printf-fix.patch
   - update debian/patches/series
  * Update for the binary name change
    - update debian/firefox.install.in
    - update debian/firefox.sh.in
  * Ensure we install dependentlibs.list so that Firefox knows which libs
    to dlopen before libxul
    - update debian/firefox.install.in
  * Get rid of some more hanging IPC xpcshell tests
    - update debian/testsuite.mk
  * Now Firefox lazy loads libxul, drop the LD_LIBRARY_PATH hack from the
    shell wrapper as this is no longer necessary (LP: #561124)
    - update debian/firefox.sh.in
  * Refresh shipped locales
    - refresh debian/locales.shipped
    - refresh debian/locales.unavailable
    - refresh debian/control
  * Add upstream patch to only add ENABLE_JIT=1 to CXXFLAGS if any of trace/
    method/yarr jit is enabled. Fixes a build failure on PPC
    - add debian/patches/only-add-ENABLE_JIT-to-CXXFLAGS-if-jit-is-enabled.patch
    - update debian/patches/series
  * Add upstream patch to fix build failure with ENABLE_YARR_JIT=0
    - add debian/patches/build-fix-for-no-ENABLE_YARR_JIT.patch
    - update debian/patches/series
  * Add upstream patch to work around a linker bug
    - add debian/patches/compile-pldhash-as-C++.patch
    - update debian/patches/series
  * Only install channel-prefs.js on aurora/beta, where we need it for
    Test Pilot. We don't set a channel name on other branches anyway, so we
    just end up with a nonsense channel name ("default") appearing in the
    About dialog, and all our upstream crash reports
    - update debian/rules
    - update debian/firefox.install.in
    - update debian/apport/firefox.py.in
  * Don't error out whilst creating the source package if mozilla-devscripts
    or cdbs aren't installed. This enables us to create source packages
    on machines which don't have these available
    - update debian/rules
    - update debian/mozclient/firefox.mk

  [ Jamie Strandboge <email address hidden> ]
  * AppArmor
    - debian/usr.bin.firefox.apparmor.11.04: update for
      /sys/devices/system/cpu (LP: #819479)
 -- Chris Coulson <email address hidden>   Wed, 28 Sep 2011 17:09:15 -0500