Apple has just released iOS 4.3.2 Build 8H7 for iPad, iPhone and iPod Touch. You can update to iOS 4.3.2 using iTunes or you can use iOS 4.3.2 direct download links to download the 4.3.2 IPSW. Here are the links:
iOS 4.3.2 Direct Download Links
iPad 2 [WiFi]: iPad2,3_4.3.2_8H8_Restore.ipsw
iPad 2 [3G]: iPad2,2_4.3.2_8H7_Restore.ipsw
iPad 2 [CDMA]: iPad2,3_4.3.2_8H8_Restore.ipsw
iPad: iPad1,1_4.3.2_8H7_Restore.ipsw
iPhone 4: iPhone3,1_4.3.2_8H7_Restore.ipsw
iPhone 3GS: iPhone2,1_4.3.2_8H7_Restore.ipsw
Verizon iPhone 4 (iOS 4.2.7): iPhone3,3_4.2.7_8E303_Restore.ipsw
iPod Touch 4G: iPod4,1_4.3.2_8H7_Restore.ipsw
iPod Touch 3G: iPod3,1_4.3.2_8H7_Restore.ipsw