HotPatch is an execution library that can be used to dynamically load shared libraries into another already running process, and files from a process on Linux do not affect the target process. The API is a C + + API, but it also supports C + +. The user can load his/her own. So file, to a running process file, and invoke a custom symbol/function in this. so file. The function passes only the arguments, so it serializes the buffer and length of one byte to form a buffer.
HotPatch 0.1 Releases the first 64-bit Linux.
The HotPatch method can modify the contents of a user-state public DLL that exists in the system, or even modify the contents of a kernel module, in execution. It is important that this method has not been killed soft attention, can be a good escape from the monitoring of the soft, is a relatively perfect way to enter the RING0.
Official website: Https://github.com/vikasnkumar/hotpatch