NX保护机制
NX开启状态
$ checksec vuln
[*] '~/vuln'
Arch: amd64-64-little
RELRO: Partial RELRO
Stack: No canary found
NX: NX enabled
PIE: No PIE (0x400000)
the NX bit. The NX bit has the effect of preventing memory areas not supposed to contain code (typically, the stack) from being executed
ROP
mprotect
sigreturn
- 原文作者:winsun
- 原文链接:https://winsun.github.io/fightsec/post/linux_07_NX/
- 版权声明:本作品采用知识共享署名-非商业性使用-禁止演绎 4.0 国际许可协议进行许可,非商业转载请注明出处(作者,原文链接),商业转载请联系作者获得授权。