Updates to Call of Duty: Modern Warfare 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

Call of Duty: Modern Warfare 2

* Fix for latest texture hacks
* Fix to prevent players from getting inside geo
* Fix to prevent players with illegally pirated copies of Modern Warfare 2 from matchmaking with legitimate Modern Warfare 2 players
* Connection improvements for NAT-PMP routers
* Fix for “elevator” glitch that allows players to get out of playable area