One_gadget and UAF combined with the use of a heap overflow vulnerability research-exploit warning-the black bar safety net

! Overview: through a simple ROP topics understanding Onegadget works, then use it to provide the ROP chain to achieve a heap of UAF vulnerabilities. Stack Overflow as a CTF pwn a big question, very worthy of study. The present article is for a certain Stack Overflow, and the stack use of the...