在托管c ++代码中查找内存损坏的工具？

I have a .NET application, which is using an open source C++ compression library for compressing images. We are accessing the C++ library via managed C++. I'm seeing heap corruption during compression. A call to _CrtIsValidHeapPointer is finding an error on a call to free() when cleaning up after compression. I have a .NET application, which is using an op