CVE-2017-13179: Use After Free

In the ihevcdallocatestaticbufs and ihevcdcreate functions of SoftHEVC, there is a possible out-of-bounds write due to a use after free. Both pscodecobj and pscreateop-sivdcreateopt.pvhandle point to the same memory and pscodecobj could be freed without clearing pscreateop-sivdcreateopt.pvhandle...