Mozilla released Firefox 9 today, in keeping with the rapid release schedule,
As expected when a version update is released, you may find that many of your favorite add-ons are not compatible with the new release. Use Add-on Compatibility Reporter to test and report on your favorite add-ons in version 9.
Security Updates
The following security updates are included in the release of Firefox 9, in which MFSA 2011-58, MFSA 2011-55, MFSA 2011-54 and MFSA 2011-53 are rated Critical, with MVSA 2011-57 High and MVSA 2011-56 as Low.MFSA 2011-58 Crash scaling to extreme sizes
MFSA 2011-57 Crash when plugin removes itself on Mac OS X
MFSA 2011-56 Key detection without JavaScript via SVG animation
MFSA 2011-55 nsSVGValue out-of-bounds access
MFSA 2011-54 Potentially exploitable crash in the YARR regular expression library
MFSA 2011-53 Miscellaneous memory safety hazards (rv:9.0)
What's New
The Release Notes listed the following new features in version 9:- Added Type Inference, significantly improving JavaScript performance
- Improved theme integration for Mac OS X Lion
- Added two finger swipe navigation for Mac OS X Lion
- Added support for querying Do Not Track status via JavaScript
- Added support for font-stretch
- Improved support for text-overflow
- Improved standards support for HTML5, MathML, and CSS
- Fixed several stability issues
- Fixed several security issues
The upgrade to Firefox 9 will be offered through the browser update mechanism. However, as the upgrade includes critical security updates, it is recommended that the update be applied as soon as possible. To get the update now, select Help, About Firefox, Check for Updates.
If you do not use the English language version, Fully Localized Versions are available for download.
References
Remember - "A day without laughter is a day wasted."
May the wind sing to you and the sun rise in your heart...
FF 9.0.1 was released on 21 Dec.
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