Latest patch:
- Care Package, Emergency Airdrop, and Sentry Gun marker grenades sprint speed normalized.
- Fix for "infinite care package" exploit.
- Sentry Guns: Improved placement detection, preventing cases of Sentry Guns inside geometry.
- Model 1887: Bling using Akimbo and FMJ combination now has same range and damage as non-Bling Model 1887s.
- Improved player collision removing cases of getting into geometry and 'elevators'.
- Mouse latency tweaks for more mouse movement consistency. (PC-ONLY)
- Fixes to prevent various texture (PC-ONLY) and XP hacks.
Source(s):
straight from the IW forum
Copy and pasted this straight from another site, but looks right.
EDIT: My brother who has a 360 says this patch didn't happen for him yet, so I guess its only on the PS3 version so far, im sure it will hit the 360 very soon.