{"id":567,"date":"2016-01-29T10:35:54","date_gmt":"2016-01-29T10:35:54","guid":{"rendered":"http:\/\/www.inforsec.org\/wp\/?p=567"},"modified":"2016-01-29T10:40:56","modified_gmt":"2016-01-29T10:40:56","slug":"%e8%bd%af%e4%bb%b6%e6%bc%8f%e6%b4%9e%e8%87%aa%e5%8a%a8%e5%88%a9%e7%94%a8%e7%a0%94%e7%a9%b6%e8%bf%9b%e5%b1%95","status":"publish","type":"post","link":"http:\/\/202.112.238.40\/wp\/?p=567","title":{"rendered":"\u8f6f\u4ef6\u6f0f\u6d1e\u81ea\u52a8\u5229\u7528\u7814\u7a76\u8fdb\u5c55"},"content":{"rendered":"

\u4f5c\u8005\uff1a\u548c\u4eae\uff0c\u82cf\u749e\u777f\uff0f\u4e2d\u79d1\u9662\u8f6f\u4ef6\u6240\uff1b\u00a0\u5173\u952e\u8bcd\uff1a\u8f6f\u4ef6\u6f0f\u6d1e\u5229\u7528\uff0c\u81ea\u52a8\u5316\uff0c\u7b26\u53f7\u6267\u884c\uff0c\u6c61\u70b9\u5206\u6790; \u00a0\u00a0\u8bba\u6587PDF\u4e0b\u8f7d<\/a><\/p>\n

1.\u5f15\u8a00<\/h2>\n

\u8f6f\u4ef6\u6f0f\u6d1e\u53d1\u6398\u662f\u5f53\u524d\u7684\u70ed\u70b9\u95ee\u9898\u3002\u5c3d\u7ba1\u6a21\u7cca\u6d4b\u8bd5\u6280\u672f\u5e2e\u52a9\u6211\u4eec\u89e3\u51b3\u4e86\u7a0b\u5e8f\u6f0f\u6d1e\u7684\u81ea\u52a8\u53d1\u73b0\u95ee\u9898\uff0c\u5e76\u884c\u6a21\u7cca\u6d4b\u8bd5\u5e73\u53f0\u5df2\u7ecf\u53ef\u4ee5\u9ad8\u6548\u7684\u53d1\u73b0\u5927\u91cf\u7684\u7a0b\u5e8f\u9519\u8bef\uff0c\u4f46\u65e0\u8bba\u662f\u9632\u5fa1\u8005\u8fd8\u662f\u653b\u51fb\u8005\uff0c\u90fd\u66f4\u5173\u5fc3\u8fd9\u4e9b\u7a0b\u5e8f\u6f0f\u6d1e\u6216\u9519\u8bef\u662f\u5426\u53ef\u80fd\u88ab\u5229\u7528\u3002\u5982\u4f55\u5feb\u901f\u5206\u6790\u3001\u8bc4\u4f30\u6f0f\u6d1e\u7684\u53ef\u5229\u7528\u6027\u662f\u5f53\u524d\u6f0f\u6d1e\u53d1\u6398\u4e0e\u5206\u6790\u7684\u5173\u952e\u95ee\u9898\u4e4b\u4e00[1-2]<\/sup>\u3002\u4f20\u7edf\u8f6f\u4ef6\u6f0f\u6d1e\u5229\u7528\u4e3b\u8981\u4ee5\u624b\u5de5\u65b9\u5f0f\u6784\u9020\uff0c\u8be5\u8fc7\u7a0b\u4e0d\u4ec5\u9700\u8981\u5177\u5907\u8f83\u4e3a\u5168\u9762\u7684\u7cfb\u7edf\u5e95\u5c42\u77e5\u8bc6\uff08\u5305\u62ec\u6587\u4ef6\u683c\u5f0f\uff0c\u6c47\u7f16\u4ee3\u7801\uff0c\u64cd\u4f5c\u7cfb\u7edf\u5185\u90e8\u673a\u7406\u4ee5\u53ca\u5904\u7406\u5668\u67b6\u6784\u7b49\uff09\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u5bf9\u6f0f\u6d1e\u673a\u7406\u6df1\u5165\u3001\u7ec6\u81f4\u7684\u5206\u6790\uff0c\u624d\u53ef\u80fd\u6784\u9020\u6210\u529f\u7684\u5229\u7528\u3002\u5728\u8f6f\u4ef6\u529f\u80fd\u8d8a\u6765\u8d8a\u590d\u6742\uff0c\u6f0f\u6d1e\u8d8a\u6765\u8d8a\u591a\u6837\u5316\u7684\u8d8b\u52bf\u4e0b\uff0c\u4f20\u7edf\u5229\u7528\u65b9\u5f0f\u5df2\u96be\u4ee5\u5e94\u5bf9\u4e0a\u8ff0\u6311\u6218\u3002<\/p>\n

\u76ee\u524d\uff0c\u968f\u7740\u7a0b\u5e8f\u5206\u6790\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0c\u5c24\u5176\u662f\u6c61\u70b9\u5206\u6790\u3001\u7b26\u53f7\u6267\u884c\u7b49\u6280\u672f\u6210\u529f\u8fd0\u7528\u5728\u8f6f\u4ef6\u52a8\u6001\u5206\u6790\u4ee5\u53ca\u8f6f\u4ef6\u6f0f\u6d1e\u6316\u6398\u7b49\u591a\u4e2a\u9886\u57df\u540e\uff0c\u7814\u7a76\u8005\u5f00\u59cb\u5c1d\u8bd5\u5229\u7528\u8fd9\u4e9b\u6280\u672f\u6765\u8fdb\u884c\u9ad8\u6548\u7684\u8f6f\u4ef6\u6f0f\u6d1e\u5229\u7528\u81ea\u52a8\u6784\u9020\u3002\u56fe1\u5c55\u793a\u4e86\u5df2\u6709\u5de5\u4f5c\u53ca\u5176\u5173\u952e\u63cf\u8ff0\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u5c06\u5bf9\u5404\u9879\u5de5\u4f5c\u5c55\u5f00\u8be6\u7ec6\u7684\u4ecb\u7ecd\u3002<\/p>\n

\"fig12\"<\/a><\/p>\n

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2.\u57fa\u4e8e\u8865\u4e01\u6bd4\u8f83\u7684\u81ea\u52a8\u5229\u7528\u65b9\u6848<\/h2>\n

\u57282008\u5e74\u7684IEEE S&P\u4f1a\u8bae\u4e0a\uff0cD.Brumley\u7b49\u4eba\u9996\u6b21\u63d0\u51fa\u4e86\u57fa\u4e8e\u4e8c\u8fdb\u5236\u8865\u4e01\u6bd4\u8f83\u7684\u6f0f\u6d1e\u5229\u7528\u81ea\u52a8\u751f\u6210\u65b9\u6cd5APEG[3]<\/sup>\u3002\u5176\u6838\u5fc3\u601d\u8def\u662f\u57fa\u4e8e\u4ee5\u4e0b\u7684\u5047\u8bbe\u6761\u4ef6\uff0c\u5373\u8865\u4e01\u7a0b\u5e8f\u4e2d\u589e\u52a0\u4e86\u5bf9\u89e6\u53d1\u539f\u7a0b\u5e8f\u5d29\u6e83\u7684\u8fc7\u6ee4\u6761\u4ef6\u3002\u56e0\u6b64\uff0c\u53ea\u8981\u80fd\u591f\u627e\u5230\u8865\u4e01\u7a0b\u5e8f\u4e2d\u6dfb\u52a0\u8fc7\u6ee4\u6761\u4ef6\u7684\u4f4d\u7f6e\uff0c\u540c\u65f6\u6784\u9020\u4e0d\u6ee1\u8db3\u8fc7\u6ee4\u6761\u4ef6\u7684\u201c\u8fdd\u89c4\u201d\u8f93\u5165\uff0c\u5373\u53ef\u8ba4\u4e3a\u662f\u539f\u59cb\u7a0b\u5e8f\u7684\u4e00\u4e2a\u53ef\u5229\u7528\u7684\u8f93\u5165\u5019\u9009\u9879\u3002\u6839\u636e\u5176\u5177\u4f53\u4ecb\u7ecd\u5185\u5bb9\u53ef\u77e5\uff0c\u8be5\u5de5\u4f5c\u4e3b\u8981\u5206\u4e3a\u4e09\u4e2a\u6b65\u9aa4\uff1a\u9996\u5148\uff0c\u5229\u7528\u4e8c\u8fdb\u5236\u5dee\u5f02\u6bd4\u8f83\u5de5\u5177\uff08\u4f8b\u5982BinDiff\u4e0eEBDS\u7b49\uff09\u627e\u5230\u8865\u4e01\u5b58\u5728\u7684\u4f4d\u7f6e\uff0c\u5373\u8865\u4e01\u7a0b\u5e8f\u7684\u68c0\u6d4b\u70b9\uff1b\u5176\u6b21\uff0c\u627e\u51fa\u4e0d\u6ee1\u8db3\u8865\u4e01\u7a0b\u5e8f\u68c0\u6d4b\u70b9\u7684\u8f93\u5165\u6570\u636e\u4f5c\u4e3a\u539f\u59cb\u7a0b\u5e8f\u7684\u5229\u7528\u5019\u9009\u9879\uff1b\u6700\u540e\uff0c\u5229\u7528\u6c61\u70b9\u4f20\u64ad\u7b49\u76d1\u63a7\u65b9\u6cd5\u7b5b\u9009\u6240\u6709\u80fd\u591f\u5bf9\u539f\u59cb\u7a0b\u5e8f\u9020\u6210\u6ea2\u51fa\u6216\u8005\u63a7\u5236\u6d41\u52ab\u6301\u7b49\u5d29\u6e83\u53d1\u751f\u7684\u6709\u6548\u5229\u7528\u3002\u6839\u636e\u5bf9\u5fae\u8f6f\u6240\u53d1\u5e03\u7684\u591a\u4e2a\u8865\u4e01\u7a0b\u5e8f\u7684\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u8be5\u65b9\u6cd5\u5177\u6709\u8f83\u5f3a\u7684\u53ef\u9760\u6027\u548c\u5b9e\u7528\u6027\u3002<\/p>\n

APEG\u662f\u5bf9\u6f0f\u6d1e\u5229\u7528\u81ea\u52a8\u5316\u6784\u5efa\u7684\u9996\u6b21\u5c1d\u8bd5\uff0c\u867d\u7136\u6838\u5fc3\u601d\u60f3\u8f83\u4e3a\u7b80\u5355\uff0c\u4f46\u7531\u4e8e\u5176\u5177\u6709\u5f88\u5f3a\u7684\u53ef\u64cd\u4f5c\u6027\uff0c\u56e0\u6b64\u4e5f\u5f97\u5230\u4e86\u5176\u4ed6\u7814\u7a76\u4eba\u5458\u7684\u666e\u904d\u8ba4\u53ef\u3002\u7136\u800cAPEG\u7684\u5c40\u9650\u6027\u4e3b\u8981\u4f53\u73b0\u5728\u4e24\u4e2a\u65b9\u9762\uff1a\u9996\u5148\uff0c\u8be5\u65b9\u6cd5\u65e0\u6cd5\u5904\u7406\u8865\u4e01\u7a0b\u5e8f\u4e2d\u4e0d\u6dfb\u52a0\u8fc7\u6ee4\u5224\u65ad\u7684\u60c5\u51b5\uff0c\u4f8b\u5982\uff0c\u4e3a\u4e86\u4fee\u590d\u7f13\u51b2\u533a\u6ea2\u51fa\u800c\u589e\u52a0\u7f13\u51b2\u533a\u957f\u5ea6\u7684\u8865\u4e01\u7a0b\u5e8f\uff1b\u5176\u6b21\uff0c\u4ece\u5b9e\u9645\u5229\u7528\u6548\u679c\u6765\u770b\uff0c\u6240\u6784\u9020\u7684\u5229\u7528\u7c7b\u578b\u4e3b\u8981\u5c5e\u4e8e\u62d2\u7edd\u670d\u52a1\uff0c\u5373\u53ea\u80fd\u9020\u6210\u539f\u7a0b\u5e8f\u7684\u5d29\u6e83\uff0c\u800c\u65e0\u6cd5\u9020\u6210\u76f4\u63a5\u7684\u63a7\u5236\u6d41\u52ab\u6301\u3002<\/p>\n

3.\u9762\u5411\u63a7\u5236\u6d41\u7684\u81ea\u52a8\u5229\u7528\u65b9\u6848<\/h2>\n

3.1 \u57fa\u4e8e\u6e90\u7801\u7684\u81ea\u52a8\u5229\u7528\u65b9\u6848<\/h3>\n

\u4e3a\u4e86\u514b\u670dAPEG\u5bf9\u4e8e\u8865\u4e01\u4f9d\u8d56\u4ee5\u53ca\u65e0\u6cd5\u6784\u9020\u63a7\u5236\u6d41\u52ab\u6301\u7684\u7f3a\u9677\uff0c\u57282011\u5e74\u7684NDSS\u4f1a\u8bae\u4e0a\uff0cT.Avgerinos\u7b49\u4eba\u9996\u6b21\u63d0\u51fa\u4e86\u4e00\u79cd\u6709\u6548\u7684\u6f0f\u6d1e\u81ea\u52a8\u6316\u6398\u548c\u5229\u7528\u65b9\u6cd5AEG[4]<\/sup>\u3002\u8be5\u65b9\u6cd5\u7684\u6838\u5fc3\u601d\u60f3\u662f\u501f\u52a9\u7a0b\u5e8f\u9a8c\u8bc1\u6280\u672f\u627e\u51fa\u80fd\u591f\u6ee1\u8db3\u4f7f\u5f97\u7a0b\u5e8f\u8fdb\u5165\u975e\u5b89\u5168\u72b6\u6001\u4e14\u53ef\u88ab\u5229\u7528\u7684\u8f93\u5165\uff0c\u5176\u4e2d\u975e\u5b89\u5168\u72b6\u6001\u5305\u62ec\u5185\u5b58\u8d8a\u754c\u5199\u3001\u6076\u610f\u7684\u683c\u5f0f\u5316\u5b57\u7b26\u4e32\u7b49\uff0c\u53ef\u88ab\u5229\u7528\u4e3b\u8981\u662f\u6307\u7a0b\u5e8f\u7684EIP\u88ab\u4efb\u610f\u64cd\u7eb5\u3002\u5176\u5177\u4f53\u6d41\u7a0b\u4e3a\uff1a\u9996\u5148\uff0c\u5728\u9884\u5904\u7406\u9636\u6bb5\uff0c\u5229\u7528GNU C\u7f16\u8bd1\u5668\u6784\u5efa\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u4ee5\u53ca\u901a\u8fc7LLVM\u751f\u6210\u6240\u9700\u7684\u5b57\u8282\u7801\u4fe1\u606f\uff1b\u5176\u6b21\uff0c\u5728\u5b9e\u9645\u5206\u6790\u7684\u8fc7\u7a0b\u4e2d\uff0cAEG\u9996\u5148\u901a\u8fc7\u6e90\u7801\u5206\u6790\u4ee5\u53ca\u7b26\u53f7\u6267\u884c\u627e\u51fa\u5b58\u5728\u9519\u8bef\u7684\u4f4d\u7f6e\uff0c\u5e76\u901a\u8fc7\u8def\u5f84\u7ea6\u675f\u6761\u4ef6\u751f\u6210\u76f8\u5e94\u7684\u8f93\u5165\uff1b\u4e4b\u540e\uff0cAEG\u5229\u7528\u52a8\u6001\u5206\u6790\u65b9\u6cd5\u63d0\u53d6\u7a0b\u5e8f\u8fd0\u884c\u65f6\u7684\u5404\u7c7b\u4fe1\u606f\uff0c\u4f8b\u5982\u6808\u4e0a\u8106\u5f31\u7f13\u51b2\u533a\u7684\u5730\u5740\u3001\u8106\u5f31\u51fd\u6570\u7684\u8fd4\u56de\u5730\u5740\u4ee5\u53ca\u5728\u6f0f\u6d1e\u89e6\u53d1\u4e4b\u524d\u7684\u5176\u4ed6\u73af\u5883\u6570\u636e\u7b49\uff1b\u968f\u540e\uff0c\u7efc\u5408\u6f0f\u6d1e\u5229\u7528\u7ea6\u675f\u6761\u4ef6\u4ee5\u53ca\u52a8\u6001\u8fd0\u884c\u65f6\u73af\u5883\u4fe1\u606f\uff0c\u6700\u7ec8\u6784\u5efa\u53ef\u5229\u7528\u6837\u672c\u3002\u901a\u8fc7\u5bf914\u7ec4\u771f\u5b9e\u7a0b\u5e8f\u6f0f\u6d1e\u7684\u81ea\u52a8\u5229\u7528\u5b9e\u9a8c\uff0c\u8bc1\u660e\u4e86\u8be5\u65b9\u6cd5\u7684\u53ef\u9760\u6027\u548c\u6709\u6548\u6027\u3002<\/p>\n

AEG\u96c6\u6210\u4e86\u4f18\u5316\u540e\u7684\u7b26\u53f7\u6267\u884c\u548c\u52a8\u6001\u6307\u4ee4\u63d2\u88c5\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u4ece\u8f6f\u4ef6\u6f0f\u6d1e\u81ea\u52a8\u6316\u6398\u5230\u8f6f\u4ef6\u6f0f\u6d1e\u81ea\u52a8\u5229\u7528\u7684\u6574\u4e2a\u8fc7\u7a0b\uff0c\u5e76\u4e14\u751f\u6210\u7684\u5229\u7528\u6837\u672c\u76f4\u63a5\u5177\u5907\u63a7\u5236\u6d41\u52ab\u6301\u80fd\u529b\uff0c\u662f\u7b2c\u4e00\u4e2a\u771f\u6b63\u610f\u4e49\u4e0a\u7684\u9762\u5411\u63a7\u5236\u6d41\u6f0f\u6d1e\u5229\u7528\u7684\u81ea\u52a8\u5316\u6784\u5efa\u65b9\u6848\u3002\u8be5\u65b9\u6848\u7684\u5c40\u9650\u6027\u4e3b\u8981\u4f53\u73b0\u5728\uff1a\u9996\u5148\uff0c\u8be5\u65b9\u6848\u9700\u8981\u4f9d\u8d56\u6e90\u4ee3\u7801\u8fdb\u884c\u7a0b\u5e8f\u9519\u8bef\u641c\u7d22\uff1b\u5176\u6b21\uff0c\u6240\u6784\u9020\u7684\u5229\u7528\u6837\u672c\u4e3b\u8981\u662f\u9762\u5411\u6808\u6ea2\u51fa\u6216\u8005\u5b57\u7b26\u4e32\u683c\u5f0f\u5316\u6f0f\u6d1e\uff0c\u5e76\u4e14\u5229\u7528\u6837\u672c\u53d7\u9650\u4e8e\u7f16\u8bd1\u5668\u548c\u52a8\u6001\u8fd0\u884c\u73af\u5883\u7b49\u56e0\u7d20\u3002<\/p>\n

3.2 \u57fa\u4e8e\u4e8c\u8fdb\u5236\u7684\u81ea\u52a8\u5229\u7528\u65b9\u6848<\/h3>\n

\u4e3a\u4e86\u6446\u8131\u5bf9\u6e90\u4ee3\u7801\u7684\u4f9d\u8d56\u4ee5\u53ca\u4fdd\u8bc1\u7cfb\u7edf\u9002\u7528\u573a\u666f\u7684\u5e7f\u6cdb\u6027\uff0cS.K.Cha\u7b49\u4eba\u57282012\u5e74\u7684IEEE S&P\u4f1a\u8bae\u4e0a\u63d0\u51fa\u4e86\u57fa\u4e8e\u4e8c\u8fdb\u5236\u7a0b\u5e8f\u7684\u6f0f\u6d1e\u5229\u7528\u81ea\u52a8\u751f\u6210\u65b9\u6cd5Mayhem[5]<\/sup>\u3002\u8be5\u65b9\u6cd5\u901a\u8fc7\u7efc\u5408\u5229\u7528\u5728\u7ebf\u5f0f\u7b26\u53f7\u6267\u884c\u7684\u901f\u5ea6\u4f18\u52bf\u548c\u79bb\u7ebf\u5f0f\u7b26\u53f7\u6267\u884c\u7684\u5185\u5b58\u4f4e\u6d88\u8017\u7279\u70b9\uff0c\u5e76\u901a\u8fc7\u57fa\u4e8e\u7d22\u5f15\u7684\u5185\u5b58\u6a21\u578b\u6784\u5efa\uff0c\u8fdb\u800c\u5b9e\u73b0\u8f83\u4e3a\u5b9e\u7528\u5316\u7684\u6f0f\u6d1e\u6316\u6398\u4e0e\u5229\u7528\u81ea\u52a8\u751f\u6210\u65b9\u6cd5\u3002\u5176\u5177\u4f53\u6d41\u7a0b\u5982\u4e0b\uff1a\u9996\u5148\uff0c\u901a\u8fc7\u6784\u5efa\u4e24\u4e2a\u5e76\u884c\u7684\u7b26\u53f7\u6267\u884c\u5b50\u7cfb\u7edf\uff0c\u5177\u4f53\u6267\u884c\u548c\u7b26\u53f7\u6267\u884c\u5b50\u7cfb\u7edf\uff1b\u5176\u6b21\uff0c\u5bf9\u4e8e\u5177\u4f53\u6267\u884c\u5b50\u7cfb\u7edf\uff0c\u901a\u8fc7\u5f15\u5165\u6c61\u70b9\u4f20\u64ad\u6280\u672f\uff0c\u5bfb\u627e\u7a0b\u5e8f\u6267\u884c\u8fc7\u7a0b\u4e2d\uff0c\u7531\u7528\u6237\u8f93\u5165\u6240\u80fd\u63a7\u5236\u7684\u6240\u6709jmp\u6307\u4ee4\u6216\u8005call\u6307\u4ee4\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3abug\u5019\u9009\u9879\u4ea4\u7ed9\u7b26\u53f7\u6267\u884c\u5b50\u7cfb\u7edf\uff1b\u4e4b\u540e\uff0c\u7b26\u53f7\u6267\u884c\u7cfb\u7edf\u5c06\u6240\u6709\u63a5\u6536\u5230\u7684\u6c61\u70b9\u6307\u4ee4\u8f6c\u5316\u4e3a\u4e2d\u95f4\u6307\u4ee4\uff0c\u5e76\u8fdb\u884c\u6267\u884c\u8def\u5f84\u7ea6\u675f\u6784\u5efa\u548c\u53ef\u5229\u7528\u7ea6\u675f\u6784\u5efa\uff1b\u6700\u540e\uff0c\u7b26\u53f7\u6267\u884c\u7cfb\u7edf\u901a\u8fc7\u7ea6\u675f\u6c42\u89e3\u5668\u6765\u5bfb\u627e\u6ee1\u8db3\u8def\u5f84\u53ef\u8fbe\u6761\u4ef6\u548c\u6f0f\u6d1e\u53ef\u5229\u7528\u6761\u4ef6\u7684\u5229\u7528\u6837\u672c\u3002<\/p>\n

\u5728\u5b9e\u9645\u8fdb\u884c\u7b26\u53f7\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u6548\u7387\u95ee\u9898\uff0cMayhem\u7cfb\u7edf\u4f7f\u7528\u4e86\u4e00\u79cd\u57fa\u4e8e\u7d22\u5f15\u7684\u5185\u5b58\u6a21\u578b\u7528\u6765\u4f18\u5316\u5904\u7406\u7b26\u53f7\u5316\u5185\u5b58\u7684\u52a0\u8f7d\u95ee\u9898\uff0c\u8fdb\u800c\u4f7f\u5176\u6210\u4e3a\u4e00\u79cd\u9ad8\u4f7f\u7528\u6027\u7684\u6f0f\u6d1e\u81ea\u52a8\u5229\u7528\u65b9\u6848\u3002\u76ee\u524dMayhem\u7684\u5c40\u9650\u6027\u4e3b\u8981\u96c6\u4e2d\u5728\u4ee5\u4e0b\u4e09\u4e2a\u65b9\u9762\uff1a\u9996\u5148\uff0c\u7cfb\u7edf\u53ea\u80fd\u5efa\u6a21\u90e8\u5206\u7cfb\u7edf\u6216\u8005\u5e93\u51fd\u6570\uff0c\u56e0\u6b64\u65e0\u6cd5\u9ad8\u6548\u5904\u7406\u5927\u578b\u7a0b\u5e8f\uff1b\u5176\u6b21\uff0c\u7cfb\u7edf\u65e0\u6cd5\u5904\u7406\u591a\u7ebf\u7a0b\u4ea4\u4e92\u95ee\u9898\uff0c\u4f8b\u5982\u6d88\u606f\u4f20\u9012\u548c\u5171\u4eab\u5185\u5b58\u95ee\u9898\uff1b\u6700\u540e\uff0c\u7531\u4e8e\u4f7f\u7528\u4e86\u6c61\u70b9\u4f20\u64ad\u65b9\u6cd5\uff0c\u540c\u6837\u5177\u6709\u6f0f\u4f20\u548c\u8bef\u4f20\u7b49\u5178\u578b\u95ee\u9898\u3002<\/p>\n

3.3 \u591a\u6837\u5316\u81ea\u52a8\u5229\u7528\u65b9\u6848<\/h3>\n

\u7531\u4e8e\u9ad8\u8d28\u91cf\u3001\u591a\u6837\u6027\u7684\u6f0f\u6d1e\u5229\u7528\u6837\u672c\u5bf9\u6f0f\u6d1e\u5371\u5bb3\u8bc4\u4f30\u5177\u6709\u91cd\u8981\u7684\u610f\u4e49\uff0c\u56e0\u6b64\u57282013\u5e74SecureComm\u4f1a\u8bae\u4e0a\uff0cM.H.Wang\u7b49\u4eba\u9488\u5bf9\u63a7\u5236\u6d41\u52ab\u6301\u7c7b\u6f0f\u6d1e\u63d0\u51fa\u4e86\u4e00\u5957\u591a\u6837\u6027\u5229\u7528\u6837\u672c\u81ea\u52a8\u751f\u6210\u65b9\u6cd5PolyAEG[6]<\/sup>\u3002\u8be5\u65b9\u6cd5\u7684\u6838\u5fc3\u601d\u60f3\u662f\u901a\u8fc7\u52a8\u6001\u6c61\u70b9\u5206\u6790\u627e\u51fa\u7a0b\u5e8f\u6240\u6709\u63a7\u5236\u6d41\u52ab\u6301\u70b9\uff0c\u901a\u8fc7\u6784\u5efa\u4e0d\u540c\u7684\u63a7\u5236\u6d41\u8f6c\u79fb\u6a21\u5f0f\u5b8c\u6210\u6f0f\u6d1e\u5229\u7528\u6837\u672c\u7684\u591a\u6837\u6027\u6784\u9020\u3002\u5176\u5177\u4f53\u6d41\u7a0b\u4e3a\uff1a\u9996\u5148\uff0c\u901a\u8fc7\u6269\u5c55\u786c\u4ef6\u865a\u62df\u5316\u5e73\u53f0QEMU\u5b9e\u73b0\u7a0b\u5e8f\u52a8\u6001\u76d1\u63a7\u5e76\u63d0\u53d6\u7a0b\u5e8f\u6267\u884c\u7684\u76f8\u5173\u4fe1\u606f\uff1b\u5176\u6b21\uff0c\u5728\u52a8\u6001\u83b7\u53d6\u4fe1\u606f\u7684\u57fa\u7840\u4e0a\u6784\u5efa\u6307\u4ee4\u7ea7\u6c61\u70b9\u4f20\u64ad\u6d41\u56feiTPG\u4ee5\u53ca\u5168\u5c40\u6c61\u70b9\u72b6\u6001\u8bb0\u5f55GTSR\uff0c\u5e76\u4ee5\u6b64\u4e3a\u57fa\u7840\u83b7\u53d6\u7a0b\u5e8f\u4e2d\u6240\u6709\u53ef\u80fd\u7684\u63a7\u5236\u6d41\u52ab\u6301\u70b9\u3001\u53ef\u5229\u7528\u7684\u8df3\u677f\u6307\u4ee4\u4ee5\u53ca\u53ef\u5b58\u653e\u653b\u51fb\u4ee3\u7801\u7684\u6c61\u70b9\u5185\u5b58\u533a\u57df\u7b49\u5185\u5bb9\uff1b\u6700\u540e\uff0c\u901a\u8fc7\u6784\u5efa\u4e0d\u540c\u7684\u8df3\u8f6c\u6307\u4ee4\u94fe\u4ee5\u53ca\u4e0d\u540c\u6c61\u70b9\u5185\u5b58\u533a\u57df\u7684\u653b\u51fb\u4ee3\u7801\uff0c\u5e76\u901a\u8fc7\u8def\u5f84\u7ea6\u675f\u6761\u4ef6\u6c42\u89e3\u751f\u6210\u5177\u6709\u591a\u6837\u6027\u7684\u5229\u7528\u6837\u672c\u96c6\u5408\u3002\u901a\u8fc7\u5bf98\u4e2a\u5b9e\u9645\u6f0f\u6d1e\u6837\u672c\u7684\u5b9e\u9a8c\u7ed3\u679c\u6765\u770b\uff0c\u8be5\u65b9\u6848\u9488\u5bf9\u5355\u4e2a\u63a7\u5236\u6d41\u52ab\u6301\u6f0f\u6d1e\u6700\u591a\u751f\u6210\u4e864724\u4e2a\u5229\u7528\u6837\u672c\u3002<\/p>\n

PolyAEG\u9488\u5bf9\u63a7\u5236\u6d41\u52ab\u6301\u7c7b\u6f0f\u6d1e\u5b9e\u73b0\u4e86\u4e00\u5957\u5b8c\u6574\u7684\u81ea\u52a8\u5316\u6f0f\u6d1e\u5229\u7528\u7684\u591a\u6837\u6027\u6784\u9020\uff0c\u5bf9\u6f0f\u6d1e\u5371\u5bb3\u8bc4\u4f30\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u652f\u6301\u3002\u4f46\u662f\uff0c\u8be5\u65b9\u6848\u7684\u5c40\u9650\u6027\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u4e24\u4e2a\u65b9\u9762\uff1a\u4e00\u662f\u8be5\u65b9\u6848\u5728\u9762\u5bf9\u6570\u636e\u6267\u884c\u4fdd\u62a4\u673a\u5236\u65f6\u5b58\u5728\u4e00\u5b9a\u7684\u5c40\u9650\u6027\uff1b\u53e6\u4e00\u4e2a\u662f\u672c\u65b9\u6848\u5728\u5229\u7528\u6784\u9020\u8fc7\u7a0b\u4e2d\u53ea\u8003\u8651\u4e86\u4f9d\u9760\u7a0b\u5e8f\u81ea\u8eab\u6216\u5176\u4ed6\u7c7b\u5e93\u4e2d\u5df2\u6709\u7684\u6307\u4ee4\uff0c\u5e76\u6ca1\u6709\u8003\u8651\u501f\u52a9\u52a8\u6001\u751f\u6210\u4ee3\u7801\u3002<\/p>\n

3.4 ROP\u4ee3\u7801\u81ea\u52a8\u751f\u6210\u65b9\u6848<\/h3>\n

\u4e3a\u4e86\u89e3\u51b3\u6570\u636e\u6267\u884c\u4fdd\u62a4\u548c\u5730\u5740\u968f\u673a\u5316\u7ed9\u63a7\u5236\u6d41\u52ab\u6301\u7c7b\u6f0f\u6d1e\u5229\u7528\u5e26\u6765\u7684\u56f0\u6270\uff0c\u57282011\u5e74\u7684USENIX Security\u4f1a\u8bae\u4e0a\uff0cE.J.Schwartz\u7b49\u4eba\u5b9e\u73b0\u4e86\u4e00\u5957\u9762\u5411\u9ad8\u53ef\u9760\u6027\u6f0f\u6d1e\u5229\u7528\u7684ROP\u4ee3\u7801\u81ea\u52a8\u751f\u6210\u65b9\u6cd5Q[7]<\/sup>\u3002\u5176\u6838\u5fc3\u601d\u60f3\u662f\u6536\u96c6\u76ee\u6807\u7a0b\u5e8f\u4e2d\u7684Gadget\u5e76\u901a\u8fc7\u9762\u5411Gadget\u7684\u7f16\u7a0b\u8bed\u8a00\u81ea\u52a8\u6784\u5efaROP\u3002\u5177\u4f53\u7684\u6d41\u7a0b\u4e3b\u8981\u5982\u4e0b\uff1a\u9996\u5148\uff0c\u5411Q\u63d0\u4f9b\u672a\u968f\u673a\u5316\u7684\u8106\u5f31\u7a0b\u5e8f\u6216\u8005\u5176\u4ed6\u4e8c\u8fdb\u5236\u5e93\uff0c\u5e76\u7531Q\u627e\u51fa\u5177\u5907\u7279\u5b9a\u529f\u80fd\u7684Gadget\u96c6\u5408\uff1b\u5176\u6b21\uff0c\u5229\u7528Q\u63d0\u4f9b\u7684\u7f16\u7a0b\u8bed\u8a00QooL\u5b9e\u73b0\u6ee1\u8db3\u7279\u5b9a\u8bed\u4e49\u529f\u80fd\u7684\u76ee\u6807\u4ee3\u7801\uff0c\u5e76\u901a\u8fc7Q\u5c06\u76ee\u6807\u4ee3\u7801\u7f16\u8bd1\u4e3a\u9762\u5411Gadget\u7684\u6307\u4ee4\u5e8f\u5217\uff1b\u968f\u540e\uff0c\u901a\u8fc7\u5229\u7528\u5df2\u83b7\u53d6\u7684Gadget\u96c6\u5408\u586b\u5145\u4e0a\u4e00\u6b65\u5f97\u5230\u7684\u6307\u4ee4\u5e8f\u5217\uff0c\u4ece\u800c\u5f62\u6210\u6700\u7ec8\u7684ROP\u4ee3\u7801\u3002\u901a\u8fc7\u5bf99\u4e2a\u771f\u5b9e\u8f6f\u4ef6\u6f0f\u6d1e\u7684\u5b9e\u9a8c\uff0c\u53ef\u4ee5\u770b\u5230\u5728\u5f00\u542f\u6570\u636e\u6267\u884c\u4fdd\u62a4\u548c\u5730\u5740\u968f\u673a\u5316\u529f\u80fd\u540e\uff0c\u901a\u8fc7Q\u4ecd\u7136\u53ef\u4ee5\u4fdd\u8bc1\u8fd9\u4e9b\u6f0f\u6d1e\u5229\u7528\u4ee3\u7801\u7a33\u5b9a\u6267\u884c\u3002<\/p>\n

Q\u65b9\u6848\u8bc1\u660e\u4e86\u5728\u542b\u6709\u5c11\u91cf\u672a\u968f\u673a\u5316\u4ee3\u7801\u7684\u7cfb\u7edf\u4e2d\u4ecd\u53ef\u4ee5\u6709\u6548\u81ea\u52a8\u6784\u5efaROP\u4ee3\u7801\uff0c\u8fdb\u800c\u5f3a\u5316\u4e86\u9762\u5411\u63a7\u5236\u6d41\u52ab\u6301\u7c7b\u6f0f\u6d1e\u5229\u7528\u5728\u771f\u5b9e\u73af\u5883\u4e0b\u7684\u653b\u51fb\u6548\u679c\u3002Q\u65b9\u6848\u672c\u8eab\u7684\u5c40\u9650\u6027\u4e3b\u8981\u4f53\u73b0\u5728\uff1a\u9996\u5148\uff0cQ\u65b9\u6848\u672a\u8003\u8651\u81ea\u52a8\u6784\u5efa\u4e0d\u542bret\u6307\u4ee4\u7684ROP\uff1b\u5176\u6b21\uff0cQ\u65b9\u6848\u4ec5\u4ece\u5b9e\u9645\u5e94\u7528\u6548\u679c\u51fa\u53d1\uff0c\u6ca1\u6709\u8003\u8651\u6ee1\u8db3\u56fe\u7075\u5b8c\u5907\u6027\u3002<\/p>\n

4. \u9762\u5411\u6570\u636e\u6d41\u7684\u81ea\u52a8\u5316\u5229\u7528\u65b9\u6848<\/h2>\n

\u5728\u6570\u636e\u6267\u884c\u4fdd\u62a4\u3001\u5730\u5740\u968f\u673a\u5316\u4ee5\u53ca\u63a7\u5236\u6d41\u5b8c\u6574\u6027\u9632\u62a4\u624b\u6bb5\u5927\u8303\u56f4\u90e8\u7f72\u7684\u60c5\u51b5\u4e0b\uff0c\u5927\u591a\u6570\u653b\u51fb\u8005\u5df2\u7ecf\u4ece\u9762\u5411\u63a7\u5236\u6d41\u52ab\u6301\u7684\u6f0f\u6d1e\u5229\u7528\u653b\u51fb\u8f6c\u5411\u9762\u5411\u6570\u636e\u6d41\u5229\u7528\u7684\u653b\u51fb\u3002\u6b63\u662f\u5728\u8fd9\u6837\u7684\u80cc\u666f\u4e0b\uff0cH.Hu\u7b49\u4eba\u57282015\u5e74USENIX Security\u4f1a\u8bae\u4e0a\u9996\u6b21\u63d0\u51fa\u4e86\u4e00\u79cd\u9762\u5411\u6570\u636e\u6d41\u5229\u7528\u7684\u81ea\u52a8\u5316\u6784\u9020\u65b9\u6cd5FlowStitch[8]<\/sup>\u3002\u8be5\u65b9\u6cd5\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5728\u4e0d\u6539\u53d8\u7a0b\u5e8f\u63a7\u5236\u6d41\u7684\u524d\u63d0\u4e0b\uff0c\u5229\u7528\u5df2\u77e5\u7684\u5185\u5b58\u9519\u8bef\u76f4\u63a5\u6216\u8005\u95f4\u63a5\u7be1\u6539\u7a0b\u5e8f\u539f\u6709\u6570\u636e\u6d41\u4e2d\u5173\u952e\u4f4d\u7f6e\u4e0a\u7684\u53d8\u91cf\uff0c\u8fdb\u800c\u5b8c\u6210\u5229\u7528\u7684\u81ea\u52a8\u5316\u6784\u9020\u3002\u6839\u636e\u6587\u7ae0\u4ecb\u7ecd\uff0c\u5176\u5177\u4f53\u8fc7\u7a0b\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a\u9996\u5148\uff0c\u4ee5\u542b\u6709\u5185\u5b58\u9519\u8bef\u7684\u7a0b\u5e8f\u3001\u89e6\u53d1\u5185\u5b58\u9519\u8bef\u7684\u8f93\u5165\u4ee5\u53ca\u7279\u6b8a\u7684\u6b63\u5e38\u8f93\u5165\u4f5c\u4e3a\u6574\u4e2a\u81ea\u52a8\u5229\u7528\u7cfb\u7edf\u7684\u4e09\u4e2a\u524d\u63d0\u6761\u4ef6\uff0c\u5176\u4e2d\u201c\u7279\u6b8a\u7684\u6b63\u5e38\u8f93\u5165\u201d\u662f\u6307\u5728\u7a0b\u5e8f\u9519\u8bef\u53d1\u751f\u4e4b\u524d\uff0c\u5176\u6267\u884c\u8def\u5f84\u5fc5\u987b\u548c\u89e6\u53d1\u5185\u5b58\u9519\u8bef\u7684\u6267\u884c\u8def\u5f84\u76f8\u540c\uff1b\u5176\u6b21\uff0c\u5206\u522b\u4ee5\u9519\u8bef\u8f93\u5165\u548c\u6b63\u5e38\u8f93\u5165\u83b7\u53d6\u5176\u5bf9\u5e94\u7684\u9519\u8bef\u6267\u884c\u8bb0\u5f55\u548c\u6b63\u5e38\u6267\u884c\u8bb0\u5f55\uff0c\u5e76\u4ee5\u6b64\u4e3a\u57fa\u7840\u5206\u522b\u8fdb\u4e00\u6b65\u63d0\u53d6\u5185\u5b58\u9519\u8bef\u5f71\u54cd\u7684\u8303\u56f4\u4ee5\u53ca\u6b63\u5e38\u6570\u636e\u6d41\u4e2d\u7684\u654f\u611f\u6570\u636e\uff1b\u6700\u540e\uff0c\u901a\u8fc7\u6bd4\u5bf9\u9519\u8bef\u6267\u884c\u8bb0\u5f55\u548c\u6b63\u5e38\u6267\u884c\u8bb0\u5f55\u7684\u65b9\u5f0f\u786e\u5b9a\u5185\u5b58\u9519\u8bef\u5f71\u54cd\u8303\u56f4\u4e2d\u53ef\u80fd\u6d89\u53ca\u5230\u7684\u654f\u611f\u6570\u636e\uff0c\u6700\u7ec8\u7b5b\u9009\u6240\u6709\u53ef\u80fd\u88ab\u7be1\u6539\u7684\u654f\u611f\u6570\u636e\u5e76\u5b8c\u6210\u9762\u5411\u6570\u636e\u6d41\u7684\u5229\u7528\u81ea\u52a8\u5316\u6784\u5efa\u8fc7\u7a0b\u3002\u901a\u8fc7\u57288\u4e2a\u771f\u5b9e\u6f0f\u6d1e\u6837\u672c\u4e0a\u7684\u5b9e\u9a8c\u7ed3\u679c\u53ef\u4ee5\u770b\u51fa\uff0cFlowStitch\u81ea\u52a8\u6784\u5efa\u768419\u4e2a\u5229\u7528\u6837\u672c\u4e0d\u4ec5\u53ef\u4ee5\u7ed5\u8fc7\u6570\u636e\u6267\u884c\u4ee5\u53ca\u7ec6\u7c92\u5ea6\u63a7\u5236\u6d41\u5b8c\u6574\u6027\u7b49\u9632\u62a4\u624b\u6bb5\uff0c\u5e76\u4e14\u5176\u4e2d10\u4e2a\u5229\u7528\u6837\u672c\u8fd8\u53ef\u4ee5\u5728\u5f00\u542f\u5730\u5740\u968f\u673a\u5316\u7684\u73af\u5883\u4e0b\u6210\u529f\u6267\u884c\u3002<\/p>\n

FlowStich\u662f\u7b2c\u4e00\u4e2a\u9762\u5411\u6570\u636e\u6d41\u7684\u6f0f\u6d1e\u81ea\u52a8\u5229\u7528\u65b9\u6848\uff0c\u5c3d\u7ba1\u5176\u6784\u9020\u7684\u5229\u7528\u6837\u672c\u65e0\u6cd5\u76f4\u63a5\u8fd0\u884c\u4efb\u610f\u7684\u6076\u610f\u4ee3\u7801\uff0c\u4f46\u7531\u4e8e\u53ef\u4ee5\u6cc4\u9732\u76ee\u6807\u4e3b\u673a\u4e0a\u7684\u654f\u611f\u6570\u636e\uff0c\u56e0\u6b64\u4ecd\u7136\u5177\u6709\u5f88\u5f3a\u7684\u5b9e\u7528\u4ef7\u503c\u3002\u4ece\u6587\u7ae0\u7684\u63cf\u8ff0\u7ec6\u8282\u6765\u770b\uff0c\u8be5\u65b9\u6848\u7684\u5c40\u9650\u6027\u4e3b\u8981\u4f53\u73b0\u5728\uff1a\u9996\u5148\uff0c\u9762\u5411\u6570\u636e\u6d41\u7684\u5229\u7528\u662f\u4ee5\u7a0b\u5e8f\u4e2d\u5b58\u5728\u5df2\u77e5\u7684\u5185\u5b58\u9519\u8bef\u4e3a\u524d\u63d0\uff1b\u5176\u6b21\uff0c\u5728\u6784\u5efa\u5229\u7528\u8fc7\u7a0b\u4e2d\uff0c\u4e0d\u4ec5\u9700\u8981\u9519\u8bef\u8f93\u5165\u5bf9\u5e94\u7684\u6267\u884c\u8bb0\u5f55\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u6784\u9020\u76f8\u5e94\u7684\u6b63\u5e38\u8f93\u5165\u4ee5\u53ca\u6b63\u5e38\u6267\u884c\u8def\u5f84\u3002<\/p>\n

5. \u603b\u7ed3\u4e0e\u5c55\u671b<\/h2>\n

\u4e3a\u4e86\u5feb\u901f\u5206\u6790\u548c\u5224\u5b9a\u7531\u6a21\u7cca\u6d4b\u8bd5\u6280\u672f\u751f\u6210\u7684\u5927\u91cf\u8f6f\u4ef6\u6f0f\u6d1e\u7684\u53ef\u5229\u7528\u6027\u95ee\u9898\uff0c\u7814\u7a76\u4eba\u5458\u76f8\u7ee7\u63d0\u51fa\u4e86\u4e00\u7cfb\u5217\u9ad8\u6548\u7684\u6f0f\u6d1e\u5229\u7528\u81ea\u52a8\u5316\u6784\u5efa\u65b9\u6848\uff0c\u5305\u62ec\u8865\u4e01\u6bd4\u8f83\u65b9\u6848\u3001\u9762\u5411\u63a7\u5236\u6d41\u65b9\u6848\u4ee5\u53ca\u9762\u5411\u6570\u636e\u6d41\u65b9\u6848\u7b49\u3002\u8fd9\u4e9b\u65b9\u6848\u7684\u5b9e\u65bd\u4e0d\u4ec5\u80fd\u591f\u5e2e\u52a9\u6211\u4eec\u4ece\u5927\u91cf\u7a0b\u5e8f\u6f0f\u6d1e\u4e2d\u5feb\u901f\u7504\u522b\u51fa\u5177\u6709\u9ad8\u5371\u9669\u6027\u7684\u6f0f\u6d1e\uff0c\u540c\u65f6\u4e5f\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5e2e\u52a9\u6211\u4eec\u964d\u4f4e\u906d\u53d7\u9ad8\u5371\u6f0f\u6d1e\u653b\u51fb\u7684\u53ef\u80fd\u3002<\/p>\n

\u5c3d\u7ba1\u76ee\u524d\u8f6f\u4ef6\u6f0f\u6d1e\u81ea\u52a8\u5229\u7528\u5de5\u4f5c\u5df2\u7ecf\u53d6\u5f97\u4e86\u521d\u6b65\u6210\u679c\uff0c\u4f46\u968f\u7740\u8f6f\u4ef6\u7684\u590d\u6742\u6027\u589e\u52a0\u3001\u63a7\u5236\u6d41\u5b8c\u6574\u6027\u68c0\u6d4b\u7b49\u9632\u5fa1\u624b\u6bb5\u7684\u90e8\u7f72\u4ee5\u53ca\u8f6f\u4ef6\u6f0f\u6d1e\u7c7b\u578b\u7684\u53d1\u5c55\u4e0e\u53d8\u5316\uff0c\u90fd\u5bf9\u6f0f\u6d1e\u7684\u53ef\u5229\u7528\u6027\u8bc4\u4f30\u5e26\u6765\u4e86\u6311\u6218\u3002\u56e0\u6b64\uff0c\u5bf9\u4e8e\u8f6f\u4ef6\u6f0f\u6d1e\u5229\u7528\u5de5\u4f5c\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u8fdb\u4e00\u6b65\u53bb\u63a2\u7d22\u548c\u7814\u7a76\uff0c\u63d0\u51fa\u66f4\u52a0\u9ad8\u6548\u548c\u53ef\u9760\u7684\u81ea\u52a8\u5316\u65b9\u6848\u3002<\/p>\n

\u4f5c\u8005<\/h2>\n

\"\u548c\u4eae\"<\/a>\u548c \u4eae\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u8f6f\u4ef6\u7814\u7a76\u6240 \u52a9\u7406\u7814\u7a76\u5458\uff0c\u4e3b\u8981\u7814\u7a76\u9886\u57df\uff1a\u7a0b\u5e8f\u52a8\u6001\u5206\u6790\uff0c\u8f6f\u4ef6\u6f0f\u6d1e\u5206\u6790\u4e0e\u8bc4\u4f30\u7b49\u3002<\/p>\n

\"\u82cf\u749e\u777f\"<\/a>\u82cf\u749e\u777f\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u8f6f\u4ef6\u7814\u7a76\u6240 \u7814\u7a76\u5458\u3001\u535a\u58eb\u751f\u5bfc\u5e08\uff0c\u4e3b\u8981\u7814\u7a76\u9886\u57df\uff1a\u6076\u610f\u4ee3\u7801\u52a8\u6001\u5206\u6790\uff0c\u667a\u80fd\u79fb\u52a8\u7ec8\u7aef\u5e94\u7528\u5b89\u5168\uff0c\u8f6f\u4ef6\u6f0f\u6d1e\u5206\u6790\u4e0e\u8bc4\u4f30\u7b49\u3002<\/p>\n

\u53c2\u8003\u6587\u732e\uff08\u6240\u6709\u53c2\u8003\u6587\u732e\u6253\u5305\u4e0b\u8f7d<\/a>\uff09<\/h2>\n
    \n
  1. Miller, J.Caballero, N.M.Johnson, M.G.Kang, S.McCamant, P.Poosankam and D.Song. <\/span>Crash Analysis with BitBlaze<\/span><\/a>. <\/span>BlackHat<\/span><\/i>, 2010.<\/span><\/li>\n
  2. Heelan and D.Kroening. Automatic Generation of Control Flow Hijacking Exploits for Software Vulnerabilities. <\/span>MSc Computer Science Dissertation, University of Oxford<\/span><\/i>, 2009<\/span><\/li>\n
  3. Brumley, P.Poosankam, D.song and J.Zheng. <\/span>Automatic Patch-Based Exploit Generation is Possible: Techniques and Implications<\/span><\/a>. In <\/span>Proceedings of the IEEE Symposium on Security and Privacy (S&P)<\/span><\/i>, 2008<\/span><\/li>\n
  4. Avgerinos, S.K.Cha, B.L.T.Tao and D.Brumley. <\/span>AEG: Automatic Exploit Generation<\/span><\/a>. In <\/span>Proceedings of the Network and Distributed System Security Symposium (NDSS)<\/span><\/i>, 2011<\/span><\/li>\n
  5. K.Cha, T.Avgerinos, A.Rebert and D.Brumley. <\/span>Unleashing MAYHEM on Binary Code<\/span><\/a>. In <\/span>Proceedings of the IEEE Symposium on Security and Privacy (S&P)<\/span><\/i>, 2012<\/span><\/li>\n
  6. H.Wang, P.R.Su, Q.Li, L.Y.Ying, Y.Yang and D.G.Feng. <\/span>Automatic Polymorphic Exploit Generation for Software Vulnerabilities<\/span><\/a>. In <\/span>Proceedings of International Conference on Security and Privacy in Communication Networks (SecureComm)<\/span><\/i>, 2013<\/span><\/li>\n
  7. J.Schwartz, T.Avgerinos and D.Brumley. <\/span>Q: Exploit hardening made easy<\/span><\/a>. In <\/span>Proceedings of the USENIX Security Symposium<\/span><\/i>, 2011<\/span><\/li>\n
  8. H.Hu, Z.L.Chua, S.Adrian, P.Saxena and Z.K.Liang. <\/span>Automatic Generation of Data-Oriented Exploits<\/span><\/a>. In <\/span>Proceedings of the USENIX Security Symposium<\/span><\/i>, 2015<\/span><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"

    \u4f5c\u8005\uff1a\u548c\u4eae\uff0c\u82cf\u749e\u777f\uff0f\u4e2d\u79d1\u9662\u8f6f\u4ef6\u6240\uff1b\u00a0\u5173\u952e\u8bcd\uff1a\u8f6f\u4ef6\u6f0f\u6d1e\u5229\u7528\uff0c\u81ea\u52a8\u5316\uff0c\u7b26\u53f7\u6267\u884c\uff0c\u6c61\u70b9\u5206\u6790; \u00a0\u00a0\u8bba\u6587PD… Continue reading → <\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-567","post","type-post","status-publish","format-standard","hentry","category-research"],"_links":{"self":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/567","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=567"}],"version-history":[{"count":7,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/567\/revisions"}],"predecessor-version":[{"id":586,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=\/wp\/v2\/posts\/567\/revisions\/586"}],"wp:attachment":[{"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=567"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=567"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/202.112.238.40\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}