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We know that in x64, the first six parameters of the function are stored in RDI, RSI, RDX, RCX, R8 and R9 registers in turn. If there are more parameters, they will be stored on the stack. Therefore, in order for the computer to run the commands we want, we need to find a way to put the address of "/bin/sh" into RDI so that the machine can execute the system function. After carefully examining the linux function stack structure, we can find that we can use RAX register to put the system () address into RAX, then look for code fragments with JMP rax to make use of, and at the same time use RDI register to pass the parameter "/bin/sh" to finally achieve the attack purpose.4 冰冷的女人　Elizabeth Thatcher, a young school teacher from a wealthy Eastern family, migrates from the big city to teach school in a small coal mining town in the west.该剧是一部讲述犯罪小说家妻子和离婚律师丈夫之间的故事的喜剧悬疑惊悚片，讲述了怀着负罪感做坏事的大人的故事。一个不小心就可能遭遇严重的后果，说严重点，真有可能有亡国之祸。很多专业人士对此痛心疾首。你家少爷跟人说话，你乱插嘴不说，还出言不逊，也不怕玷污了你家少爷的清名？那随从被骂得目瞪口呆。