Looks like another patch is coming soon. With some if not all of these fixes.
New Features
* SOCOM Awards and PSN Trophies
* DTS audio support
* Add HUD and scoreboard opacity
* Scoreboard invocation improvements (tap select for persistent scoreboard, hold for temporary)
* Spectator mode HUD turns off after brief interval
* Spectator camera look now respects user invert on/off setting
* Spectator camera pan now consistent with in game camera
* Add dive-to-prone
* Add lean control to d-pad
* Gear items stackable
* Extend post-round period
* Restrict RPGs and grenade launchers in ranked rooms
* Increase prone movement speed
* Adding support for lefty control configuration (analog stick functions swapped)
* Increase frag grenade effectiveness
* Prevent incorrect reload interruptions
Bug Fixes
* Fix animation issue when prone rolling near certain objects.
* Fix remaining issues with statistics gathering and display
* Fix bugs related to equipping of C4 in breach mode
* Fix occasional audio drop outs
* Fix last remaining framerate hitch when other clients late join
* Fix remaining stability issues
* Fix hostages being affected by smoke
Of course there will also be many additional smaller fixes included in the patch. Please watch this spot for updates as the patch moves through development and into QA/verification/deployment.
http://socom.us.playstation.com/default.aspx