国产av在在免费线观看

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.众人呆滞：这意思是要是时间不急，还能找出许多来？秦枫继续道：其实，就算不找那些医案也不要紧，郑葫芦就是例子。镜头之下，众生平等。每一颗镜头，都是一只眼睛，冷眼旁观生活的真相与谎言。《不思异：录像》共有十二集独立故事，每一集都由一人讲述了一段离奇叵测的过去，而客观的视频记录与主观的回忆交织，恐怖竟在真相背后……A. Flight qualification;时过境迁，莫愁女在时间的长河中穿行，她的真身一世接着一世轮回，虽然服饰和面貌有着改变，但是从古至今记忆却依然清晰。2017年，莫愁女这一世是一位历史系的女博士。几千年来，她一直不甘心，不甘心楚国会灭亡，屈原会投江。她期盼有一天能回到楚国，回到屈原的身边，改变着一切。所以莫愁女一直研习历史，拜读在历史学刘教授门下等待时机。当年在穿越之时，莫愁女来到一个虚拟空间，见到了自己的母亲大楚巫。大楚巫告诉莫愁女，自己已将所有的巫力凝聚在五行珠之中，当莫愁女和五行珠相遇时便能够穿越古今，她将拥有机会改变曾经的命运。玉米瘪瘪嘴不敢再吭声，却牢牢记住了那个黑木匣子。