{"author_name":"inaz2","height":"190","author_url":"https://blog.hatena.ne.jp/inaz2/","provider_url":"https://hatena.blog","published":"2015-04-05 00:27:38","url":"https://inaz2.hatenablog.com/entry/2015/04/05/002738","type":"rich","image_url":null,"provider_name":"Hatena Blog","categories":["Defense"],"width":"100%","description":"Dynamic ROP\uff08JIT-ROP\uff09\u306flibc\u306a\u3069\u306e\u5b9f\u884c\u53ef\u80fd\u30e1\u30e2\u30ea\u3092\u8aad\u307f\u51fa\u3057\u3001\u305d\u306e\u4e2d\u306b\u3042\u308bgadget\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067ROP\u3092\u884c\u3046\u3002 \u3053\u308c\u306b\u5bfe\u3057\u3001\u300cx64\u3067\u5b9f\u884c\u53ef\u80fd\u306a\u30e1\u30e2\u30ea\u30a2\u30c9\u30ec\u30b9\u306b\u5bfe\u3059\u308b\u5165\u51fa\u529b\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3092\u691c\u77e5\u3057\u3066\u307f\u308b\u300d\u3067\u306f\u3001ptrace\u3067read\u30b7\u30b9\u30c6\u30e0\u30b3\u30fc\u30eb\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u5b9f\u884c\u53ef\u80fd\u30e1\u30e2\u30ea\u306e\u8aad\u307f\u51fa\u3057\u306e\u691c\u77e5\u3092\u8a66\u307f\u305f\u3002 \u3053\u3053\u3067\u306f\u3001\u30ab\u30fc\u30cd\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3066Kprobes\u3092\u5229\u7528\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306b\u5bfe\u3057\u30ab\u30fc\u30cd\u30eb\u95a2\u6570\u306e\u547c\u3073\u51fa\u3057\u3092\u76e3\u8996\u3059\u308b\u3053\u3068\u3067\u3053\u308c\u306e\u691c\u77e5\u3092\u3084\u3063\u3066\u307f\u308b\u3002 \u74b0\u5883 Ubuntu 14.04.1 LTS 64bit\u7248 $ uname -a Linux vm-ubuntu64 3.13.0-48\u2026","blog_title":"\u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc","title":"Kprobes\u3067\u5b9f\u884c\u53ef\u80fd\u30e1\u30e2\u30ea\u306e\u8aad\u307f\u51fa\u3057\u3092\u691c\u77e5\u3057\u3066\u307f\u308b","blog_url":"https://inaz2.hatenablog.com/","version":"1.0","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Finaz2.hatenablog.com%2Fentry%2F2015%2F04%2F05%2F002738\" title=\"Kprobes\u3067\u5b9f\u884c\u53ef\u80fd\u30e1\u30e2\u30ea\u306e\u8aad\u307f\u51fa\u3057\u3092\u691c\u77e5\u3057\u3066\u307f\u308b - \u3082\u3082\u3044\u308d\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}