Infinity Ward has confirmed that it does have an incoming patch for Modern Warfare 2 that is incoming for all platforms. Whether you play on the PS3, Xbox 360, or PC, Infinity Ward is still trying to maintain that your Modern Warfare 2 experience is fair and balanced. Coming hot on the heels of some hackers completely ruining the experience for PS3 gamers in Modern Warfare 2, Infinity Ward’s patch which is now in QA should arrive on all platforms at an undetermined time in the near future.
Robert Bowling has this to say on the IW forums
“The latest patch for Modern Warfare 2 has finished production and is now going through internal quality assurance. This new title update will address security issues that have affected online play,”
Source: Infinity Ward