samba: Any Batched ("AndX") request processing infinite recursion and heap-based buffer overflow

Heap-based buffer overflow in process.c in smbd in Samba 3.0, as used in the file-sharing service on the BlackBerry PlayBook tablet before 2.0.0.7971 and other products, allows remote attackers to cause a denial of service daemon crash or possibly execute arbitrary code via a Batched aka AndX...