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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.Qingshuiyan慈禧要修颐和园风光地过六十岁生日，李鸿章担心日本扩充海军渐成威胁，想加强北洋水师实力，设“海防捐”，又找洋人借钱，结果竹篮打水一场空，只得搞了一次令人心酸的演习。甲午海战北洋水师全军覆没，李鸿章受命签订《马关条约》，在日本遇刺大难不死，但从此背着汉奸恶名退出政治舞台。Next, try another method, that is, use the following delegate function to complete the writing of this state machine. This is an example of object-oriented design. The former saves variables as attributes of objects, while the latter encloses variables in the environment formed by closures:#有村架纯#将主演新剧《姐姐的恋人》，饰演有着3个弟弟的大姐姐，10月27日开播！ 该剧讲述村花饰演的女主安达桃子，在上高三时双亲因事故身亡，为了养育3个弟弟，她在家庭中心工作了9年。27岁的她任何时候都首先考虑20岁、17岁、14岁的3个弟弟的幸福，不过由于在工作单位邂逅了爱情，她的日常生活也开始发生很大变化。 三宅喜重(《我的危险妻子》《不能结婚的男人》)担任主要导演，《倒数第二次恋爱》《雏鸟》编剧冈田惠和执笔剧本。3个弟弟的选角尚未公布。卡米拉曾经自杀未遂。 在一天卡米拉和斯科特乘房车旅行。在后来卡米拉和斯科特分手，而迪尼斯和伊冯分手了又重聚。彼得在他的工作室里寻找灵感。 卡米拉在平行世界见到了汤米。在这期间父亲与母亲邂逅。而卡米拉在现实生活中遇见了汤米，，，，