I had the same problem, though only on 1 game: Call of Juarez: Bound in Blood. After googling the problem, I found this Webpage, and uninstalling that update resolved the issue. I hope it works for you.
Google is your friend: trust in it and rely on it.
Windows 7 Professional 64-bit
AMD Phenom II X4 970BE Deneb 3.5GHz CPU
ASUS M5A88-V EVO Mother Board
2 X 2GB CORSAIR XMS3 DDR3 1600 RAM
XFX AMD RADEON HD 6770 1GB GDDR5 GPU
Dell D1626HT Trinitron 21" CRT Monitor
Seagate Barracuda 160GB 7200rpm SATA3 HDD
Seagate Barracuda 250GB 7200rpm SATA3 HDD
Seagate Barracuda 2TB 7200rpm SATA3 HDD
ASUS DRW-24B1ST SATA DVD-R/RW
Corsair GS500 Gaming Series 500w PSU
CoolerMaster HAF 912 Case