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What sms bug ? i use handcent and have no bugs
Isn't the bug with the Android itself? So it's Google's problem.
http://phandroid.com/2011/01/31/android-2-3-bug-allows-hacker-to-view-microsd-card-contents-google-working-on-fix/

Issue 5669 - android - Droid deleting all Messaging/SMS conversation threads at random or triple sending - Project Hosting on Google Code
Everyone seeing this issue should be heading there in droves and starring up this bug providing details of:
--carrier
--device
--software version
--debug file
--what you were doing when it happened if anything
--all installed apps
--current app related settings