Game crashed when logging into singleplayer world or multiplayer world.

This crash happened in both survival and creative worlds, and has been happening since 14w02c. When i click to play a world, the game crashes after about 30 sec of it loading with the attached crash report:

p.s. This is my first time posting a bug, if i did anything wrong, tell me about it in the comment section please .

java.lang.IndexOutOfBoundsException
	at java.nio.Buffer.checkIndex(Unknown Source)
	at java.nio.DirectIntBufferU.get(Unknown Source)
	at bpg.a(SourceFile:273)
	at bpg.a(SourceFile:222)
	at bbm.a(SourceFile:1739)
	at bbm.a(SourceFile:1696)
	at bmg.a(SourceFile:102)
	at hm.a(SourceFile:72)
	at hm.a(SourceFile:13)