Introduction When we examine a third-party library vulnerability in a real environment, we often encounter numerous complex variables that exist within the vulnerability’s context. Exploiting such a vulnerability is not as easy as one might imagine. Here is the information we know: The overflowed variable huffman_tables, has a size of 0x2f28. The heap chunk is allocated in the renderer’s ThreadPool, while most objects are allocated in the main thread. We can write a partially controlled 4...
