Memory corruption

The 1 tmemcsavegetnextpage and 2 tmemcsavegetnextinv functions and the 3 TMEMCSAVEGETPOOLUUID sub-operation in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 "do not check incoming guest output buffer pointers," which allows local guest OS users to cause a denial of service memory corrupti...