EventDataLength=0x4000 -> buggy sz=0 (truncated)
EventDataLength=0x4001 -> buggy sz=4 (truncated)
EventDataLength=0x6000 -> buggy sz=32768 (truncated)
EventDataLength=0x7fff -> buggy sz=65532 (truncated)
RESULT: BUGGY - u16 truncation
---PATCHED---
EventDataLength=0x4000 -> patched sz=65536
EventDataLength=0x4001 -> patched sz=65536
EventDataLength=0x6000 -> patched sz=65536
EventDataLength=0x7fff -> patched sz=65536
RESULT: PATCHED - u32 sz, sanity check