Advisories for Pypi/Pywasm3 package

wasm3 at commit 139076a contains a memory leak in the Read_utf8 function.

WASM3 v0.5.0 was discovered to contain a segmentation fault via the component op_Select_i32_srs in wasm3/source/m3_exec.h.

WASM3 v0.5.0 was discovered to contain a segmentation fault via the component Compile_Memory_CopyFill.

WASM3 v0.5.0 was discovered to contain a heap overflow via the component /wabt/bin/poc.wasm.