Smokey's Security Weblog

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Opera 9.51 Released (Recommended security and stability upgrade)

-July 3, 2008: Opera 9.51 released, this is a recommended security and stability upgrade. Several highly critical vulnerabilty issues were present in all previous versions, we recommend you upgrade asap!

Changes since Opera 9.5

User Interface

– Fine-tuned the new Opera skin.
– Improved drag/drop of tabs.
– Fixed problems with search engines when upgrading from Opera 9.2x.
– Fixed a stability issue when printing or when in print preview.
– Added an option to toggle mouse flips in opera:config (User Prefs – Enable Mouse Flips).
– Textarea inputs now clear when no-cache is set.
– Saving of images is no longer recorded in transfers.


– Feeds now show the first time when you subscribe.
– Corrected a stability issue that could occur when clicking the drop-down to switch views.
– Adjusted thread expanding in Mail when receiving new messages.
– Corrected a problem where multiple views (access points) show for the same account.

Display and Scripting

– Corrected a stability issue with User JS.
– Style sheets now load when navigating in history.
– window.close() now functions after invoking a context menu and when closing Opera Dragonfly.


– Fixed an issue where < canvas > functions could reveal data from random places in memory, as reported by Philip Taylor. See the advisory.
– Fixed an issue that could be used to execute arbitrary code, as reported by Billy Rios. Details will be disclosed at a later date.
– Security status is now correctly set when navigating from HTTP to HTTPS.
– Corrected an issue related to OCSP and CRLs that would lower security.
— Note: This will take effect with the weekly update, or when checking manually for an update (Help > Check for Updates).


– Corrected a stability issue with Yahoo! Mail.
– TinyMCE 2.1.x editor now works properly.
– Printing of chat items has been improved.
– Reconnection of the IRC client has been adjusted and improved.
– Menus on now work properly.
– Eliminated unwanted line breaks in rich text editors.

Windows-specific changes

– Fixed a resource leak in the transfer window that could cause visual paint problems and other related problems.
– Command line parameters must now be specified before any URLs on the command line.

Source: Opera Software
Download Opera v9.51: Opera Software Download Section


July 5, 2008 - Posted by | Advisories, Alerts, Downloads, Friends, News, Recommended External Security Related Links, Vulnerabilities | , , , , ,

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