{"id":427431,"date":"2024-07-26T09:00:12","date_gmt":"2024-07-26T09:00:12","guid":{"rendered":"http:\/\/savepearlharbor.com\/?p=427431"},"modified":"-0001-11-30T00:00:00","modified_gmt":"-0001-11-29T21:00:00","slug":"","status":"publish","type":"post","link":"https:\/\/savepearlharbor.com\/?p=427431","title":{"rendered":"<span>\u0420\u0435\u0432\u0435\u0440\u0441-\u0438\u043d\u0436\u0438\u043d\u0438\u0440\u0438\u043d\u0433 PWN-\u0442\u0430\u0441\u043a\u043e\u0432 \u0438\u043b\u0438 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c \u0431\u0438\u043d\u0430\u0440\u043d\u044b\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 (\u0427\u0430\u0441\u0442\u044c 4 \/ Stack3)<\/span>"},"content":{"rendered":"<div><!--[--><!--]--><\/div>\n<div id=\"post-content-body\">\n<div>\n<div class=\"article-formatted-body article-formatted-body article-formatted-body_version-2\">\n<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<p>\u0412\u0441\u0435\u043c \u0434\u043e\u0431\u0440\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0441\u0443\u0442\u043e\u043a! \u041d\u0430\u0431\u0438\u0440\u0430\u0435\u043c \u043e\u0431\u043e\u0440\u043e\u0442\u044b&#8230; \u0421\u0435\u0433\u043e\u0434\u043d\u044f \u043c\u044b \u0431\u0443\u0434\u0435\u043c &#8216;\u043f\u044b\u0432\u043d\u0438\u0442\u044c&#187; stack3.exe (\u0441\u0441\u044b\u043b\u043e\u0447\u043a\u0430 \u043d\u0430 \u0444\u0430\u0439\u043b, \u043a\u0430\u043a \u043e\u0431\u044b\u0447\u043d\u043e, \u043d\u0430 <a href=\"https:\/\/github.com\/CyberDen1\/PWN\" rel=\"noopener noreferrer nofollow\">Github<\/a>).<\/p>\n<p><strong>Stack3<\/strong><\/p>\n<p>\u0417\u0430\u043a\u0438\u0434\u044b\u0432\u0430\u0435\u043c \u0432 Ghidra:<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/c72\/fc2\/018\/c72fc20180744532d0455f7fbdf5c6c3.jpg\" width=\"855\" height=\"940\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/c72\/fc2\/018\/c72fc20180744532d0455f7fbdf5c6c3.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0410\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c&#8230;<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/0e6\/6ee\/e13\/0e66eee1349c1588d3182d31544939ab.jpg\" width=\"1492\" height=\"842\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/0e6\/6ee\/e13\/0e66eee1349c1588d3182d31544939ab.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u041f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0434\u0435\u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u0434. \u041d\u0430\u0441 \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u0435\u0442 \u0432\u0441\u0435 \u0442\u043e\u0442 \u0436\u0435 \u043c\u0430\u0441\u0441\u0438\u0432 \u0438\u0437 64-\u0445 \u0431\u0430\u0439\u0442. \u041d\u0435\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f gets(). \u0424\u0443\u043d\u043a\u0446\u0438\u044f\u00a0gets() \u0441\u0447\u0438\u0442\u044b\u0432\u0430\u0435\u0442 \u0441\u0442\u0440\u043e\u043a\u0443 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0438\u0437 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430 \u0432\u0432\u043e\u0434\u0430 (stdin) \u0438 \u043f\u043e\u043c\u0435\u0449\u0430\u0435\u0442 \u0435\u0435 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 local_54. \u0422\u0430\u043a\u0436\u0435 \u0432 \u043a\u043e\u0434\u0435 \u0435\u0441\u0442\u044c \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c (local_14) \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 (if), \u043d\u0435 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043b\u0438 local_14 &#8212; NULL. \u0422.\u0435. \u0435\u0441\u043b\u0438 \u043c\u044b &#171;\u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0448\u0435\u043c&#187; local_14, \u0442\u043e \u043f\u043e\u043f\u0430\u0434\u0435\u043c \u0432 \u0432\u0435\u0442\u043a\u0443 THEN \u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;calling function pointer, jumping to&#8230;&#187;, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0435\u0440\u0435\u0439\u0434\u0435\u043c \u043f\u043e \u0430\u0434\u0440\u0435\u0441\u0443, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0448\u0435\u043c local_14:<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/94f\/bc0\/2d6\/94fbc02d6fae7b29a2d860220eadd171.jpg\" width=\"1573\" height=\"597\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/94f\/bc0\/2d6\/94fbc02d6fae7b29a2d860220eadd171.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0412\u0440\u043e\u0434\u0435 \u0431\u044b \u0432\u0441\u0435 \u043f\u043e\u043d\u044f\u0442\u043d\u043e, \u043d\u043e \u0435\u0441\u0442\u044c \u043e\u0449\u0443\u0449\u0435\u043d\u0438\u0435, \u0447\u0442\u043e \u0447\u0435\u0433\u043e-\u0442\u043e \u043d\u0435\u0445\u0432\u0430\u0442\u0430\u0435\u0442? \ud83d\ude42<\/p>\n<p>\u041e\u0431\u0440\u0430\u0449\u0430\u0435\u043c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044e &#171;win&#187;:<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/a13\/a5e\/119\/a13a5e1197e6a5bea8d2d4da5bd2816d.jpg\" width=\"601\" height=\"355\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/a13\/a5e\/119\/a13a5e1197e6a5bea8d2d4da5bd2816d.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0424\u0443\u043d\u043a\u0446\u0438\u044f &#171;win&#187; \u043f\u0440\u043e\u0441\u0442\u043e \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;code flow successfully changed&#187;:<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/708\/794\/6a7\/7087946a735b74e8fe6e3ebc9a984de1.jpg\" width=\"1529\" height=\"426\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/708\/794\/6a7\/7087946a735b74e8fe6e3ebc9a984de1.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0424\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438, \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c BOF, \u0447\u0442\u043e\u0431\u044b \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0441\u0434\u0435\u043b\u0430\u0432 \u0442\u0430\u043a, \u0447\u0442\u043e\u0431\u044b \u043e\u043d \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u043b \u043d\u0430 \u0430\u0434\u0440\u0435\u0441 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 &#171;win&#187; (\u044d\u0442\u043e \u0438 \u0431\u0443\u0434\u0435\u0442 \u0443\u0441\u043f\u0435\u0448\u043d\u044b\u043c \u043f\u0440\u043e\u0445\u043e\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u0442\u0430\u0441\u043a\u0430 &#171;Stack3&#187;).<\/p>\n<p>\u041f\u0435\u0440\u0435\u0445\u043e\u0434\u0438\u043c \u043a &#171;\u0434\u0438\u043d\u0430\u043c\u0438\u043a\u0435&#187;. \u0414\u0435\u043b\u0430\u0435\u043c \u043f\u043e\u0438\u0441\u043a \u043f\u043e strings:<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/637\/01f\/506\/63701f506d5c3fd8d1323106282dcf30.jpg\" width=\"1523\" height=\"796\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/637\/01f\/506\/63701f506d5c3fd8d1323106282dcf30.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u041a\u043b\u0438\u043a\u0430\u0435\u043c \u043f\u043e \u0441\u0442\u0440\u043e\u0447\u043a\u0435 \u0441 &#171;code flow successfully changed&#187; \u0438 \u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &#171;push ebp&#187; (\u0417.\u042b. \u042d\u0442\u043e \u043d\u0430\u0447\u0430\u043b\u043e \u0444\u0443\u043d\u043a\u0446\u0438\u0438 &#171;win&#187;. \u041a\u043e\u043c\u0443 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e, \u043f\u043e\u0447\u0435\u043c\u0443 \u0442\u0430\u043a, \u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u043f\u0440\u043e <a href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%9F%D1%80%D0%BE%D0%BB%D0%BE%D0%B3_%D0%BF%D1%80%D0%BE%D1%86%D0%B5%D0%B4%D1%83%D1%80%D1%8B\" rel=\"noopener noreferrer nofollow\">\u043f\u0440\u043e\u043b\u043e\u0433\/\u044d\u043f\u0438\u043b\u043e\u0433 \u043f\u0440\u043e\u0446\u0435\u0434\u0443\u0440\u044b<\/a>):<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/d57\/a49\/dd6\/d57a49dd6ea884cad2b6654c444ef75b.jpg\" width=\"1220\" height=\"460\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/d57\/a49\/dd6\/d57a49dd6ea884cad2b6654c444ef75b.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0421\u0443\u043f\u0435\u0440! \u0410\u0434\u0440\u0435\u0441 \u0435\u0441\u0442\u044c. \u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043d\u0430 \u043d\u0430\u0448 &#171;\u043f\u0435\u0439\u043b\u043e\u0430\u0434&#187;, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u044b \u043f\u043e\u0434\u0430\u0434\u0438\u043c \u043d\u0430 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0439 \u043f\u043e\u0442\u043e\u043a \u0432\u0432\u043e\u0434\u0430 (stdin):<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/3ac\/0ea\/95d\/3ac0ea95da23dadc01f2aab3371941fb.jpg\" alt=\"64 \u0431\u0430\u0439\u0442\u0430 &quot;A&quot; + \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &quot;push ebp&quot; \u0432 LE\" title=\"64 \u0431\u0430\u0439\u0442\u0430 &quot;A&quot; + \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &quot;push ebp&quot; \u0432 LE\" width=\"695\" height=\"55\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/3ac\/0ea\/95d\/3ac0ea95da23dadc01f2aab3371941fb.jpg\" data-blurred=\"true\"\/><\/p>\n<div><figcaption><em>64 \u0431\u0430\u0439\u0442\u0430 &#171;A&#187; + \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &#171;push ebp&#187; \u0432 LE<\/em><\/figcaption><\/div>\n<\/figure>\n<p>\u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c. \u0423\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c \u0438\u0437\u043c\u0435\u043d\u0451\u043d \u0438 \u043c\u044b \u043f\u043e\u043f\u0430\u043b\u0438 \u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u044e &#171;win&#187; (\u043e \u0447\u0435\u043c \u0433\u043e\u0432\u043e\u0440\u0438\u0442 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;code flow successfully changed&#187;):<\/p>\n<figure class=\"full-width\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/habrastorage.org\/r\/w780q1\/getpro\/habr\/upload_files\/3b9\/9d0\/75e\/3b99d075e3528f53369501b651ae22a0.jpg\" width=\"983\" height=\"68\" data-src=\"https:\/\/habrastorage.org\/getpro\/habr\/upload_files\/3b9\/9d0\/75e\/3b99d075e3528f53369501b651ae22a0.jpg\" data-blurred=\"true\"\/><\/figure>\n<p>\u0412\u0441\u0435\u043c \u0441\u043f\u0430\u0441\u0438\u0431\u043e \u0437\u0430 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435! \u0415\u0441\u043b\u0438 \u043f\u043e\u043d\u0440\u0430\u0432\u0438\u043b\u0430\u0441\u044c \u0441\u0442\u0430\u0442\u044c\u044f, \u0431\u0443\u0434\u0443 \u0440\u0430\u0434 &#171;\u043f\u0430\u043b\u044c\u0446\u0443 \u0432\u0432\u0435\u0440\u0445&#187;!<\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><!----><!----><\/div>\n<p><!----><!----><br \/> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/articles\/831528\/\"> https:\/\/habr.com\/ru\/articles\/831528\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<div><!--[--><!--]--><\/div>\n<div id=\"post-content-body\">\n<div>\n<div class=\"article-formatted-body article-formatted-body article-formatted-body_version-2\">\n<div xmlns=\"http:\/\/www.w3.org\/1999\/xhtml\">\n<p>\u0412\u0441\u0435\u043c \u0434\u043e\u0431\u0440\u043e\u0433\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0441\u0443\u0442\u043e\u043a! \u041d\u0430\u0431\u0438\u0440\u0430\u0435\u043c \u043e\u0431\u043e\u0440\u043e\u0442\u044b&#8230; \u0421\u0435\u0433\u043e\u0434\u043d\u044f \u043c\u044b \u0431\u0443\u0434\u0435\u043c &#8216;\u043f\u044b\u0432\u043d\u0438\u0442\u044c&#187; stack3.exe (\u0441\u0441\u044b\u043b\u043e\u0447\u043a\u0430 \u043d\u0430 \u0444\u0430\u0439\u043b, \u043a\u0430\u043a \u043e\u0431\u044b\u0447\u043d\u043e, \u043d\u0430 <a href=\"https:\/\/github.com\/CyberDen1\/PWN\" rel=\"noopener noreferrer nofollow\">Github<\/a>).<\/p>\n<p><strong>Stack3<\/strong><\/p>\n<p>\u0417\u0430\u043a\u0438\u0434\u044b\u0432\u0430\u0435\u043c \u0432 Ghidra:<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0410\u043d\u0430\u043b\u0438\u0437\u0438\u0440\u0443\u0435\u043c&#8230;<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u041f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0434\u0435\u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u043a\u043e\u0434. \u041d\u0430\u0441 \u0432\u0441\u0442\u0440\u0435\u0447\u0430\u0435\u0442 \u0432\u0441\u0435 \u0442\u043e\u0442 \u0436\u0435 \u043c\u0430\u0441\u0441\u0438\u0432 \u0438\u0437 64-\u0445 \u0431\u0430\u0439\u0442. \u041d\u0435\u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u0430\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f gets(). \u0424\u0443\u043d\u043a\u0446\u0438\u044f\u00a0gets() \u0441\u0447\u0438\u0442\u044b\u0432\u0430\u0435\u0442 \u0441\u0442\u0440\u043e\u043a\u0443 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 \u0438\u0437 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u043e\u0433\u043e \u043f\u043e\u0442\u043e\u043a\u0430 \u0432\u0432\u043e\u0434\u0430 (stdin) \u0438 \u043f\u043e\u043c\u0435\u0449\u0430\u0435\u0442 \u0435\u0435 \u0432 \u043c\u0430\u0441\u0441\u0438\u0432 local_54. \u0422\u0430\u043a\u0436\u0435 \u0432 \u043a\u043e\u0434\u0435 \u0435\u0441\u0442\u044c \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c (local_14) \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 (if), \u043d\u0435 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043b\u0438 local_14 &#8212; NULL. \u0422.\u0435. \u0435\u0441\u043b\u0438 \u043c\u044b &#171;\u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0448\u0435\u043c&#187; local_14, \u0442\u043e \u043f\u043e\u043f\u0430\u0434\u0435\u043c \u0432 \u0432\u0435\u0442\u043a\u0443 THEN \u0438 \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;calling function pointer, jumping to&#8230;&#187;, \u0430 \u0442\u0430\u043a\u0436\u0435 \u043f\u0435\u0440\u0435\u0439\u0434\u0435\u043c \u043f\u043e \u0430\u0434\u0440\u0435\u0441\u0443, \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u043c\u044b \u043f\u0435\u0440\u0435\u0437\u0430\u043f\u0438\u0448\u0435\u043c local_14:<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0412\u0440\u043e\u0434\u0435 \u0431\u044b \u0432\u0441\u0435 \u043f\u043e\u043d\u044f\u0442\u043d\u043e, \u043d\u043e \u0435\u0441\u0442\u044c \u043e\u0449\u0443\u0449\u0435\u043d\u0438\u0435, \u0447\u0442\u043e \u0447\u0435\u0433\u043e-\u0442\u043e \u043d\u0435\u0445\u0432\u0430\u0442\u0430\u0435\u0442? \ud83d\ude42<\/p>\n<p>\u041e\u0431\u0440\u0430\u0449\u0430\u0435\u043c \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u044e &#171;win&#187;:<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0424\u0443\u043d\u043a\u0446\u0438\u044f &#171;win&#187; \u043f\u0440\u043e\u0441\u0442\u043e \u0432\u044b\u0432\u043e\u0434\u0438\u0442 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;code flow successfully changed&#187;:<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0424\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438, \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c BOF, \u0447\u0442\u043e\u0431\u044b \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0441\u0434\u0435\u043b\u0430\u0432 \u0442\u0430\u043a, \u0447\u0442\u043e\u0431\u044b \u043e\u043d \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u043b \u043d\u0430 \u0430\u0434\u0440\u0435\u0441 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 &#171;win&#187; (\u044d\u0442\u043e \u0438 \u0431\u0443\u0434\u0435\u0442 \u0443\u0441\u043f\u0435\u0448\u043d\u044b\u043c \u043f\u0440\u043e\u0445\u043e\u0436\u0434\u0435\u043d\u0438\u0435\u043c \u0442\u0430\u0441\u043a\u0430 &#171;Stack3&#187;).<\/p>\n<p>\u041f\u0435\u0440\u0435\u0445\u043e\u0434\u0438\u043c \u043a &#171;\u0434\u0438\u043d\u0430\u043c\u0438\u043a\u0435&#187;. \u0414\u0435\u043b\u0430\u0435\u043c \u043f\u043e\u0438\u0441\u043a \u043f\u043e strings:<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u041a\u043b\u0438\u043a\u0430\u0435\u043c \u043f\u043e \u0441\u0442\u0440\u043e\u0447\u043a\u0435 \u0441 &#171;code flow successfully changed&#187; \u0438 \u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &#171;push ebp&#187; (\u0417.\u042b. \u042d\u0442\u043e \u043d\u0430\u0447\u0430\u043b\u043e \u0444\u0443\u043d\u043a\u0446\u0438\u0438 &#171;win&#187;. \u041a\u043e\u043c\u0443 \u0438\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u043e, \u043f\u043e\u0447\u0435\u043c\u0443 \u0442\u0430\u043a, \u0447\u0438\u0442\u0430\u0439\u0442\u0435 \u043f\u0440\u043e <a href=\"https:\/\/ru.wikipedia.org\/wiki\/%D0%9F%D1%80%D0%BE%D0%BB%D0%BE%D0%B3_%D0%BF%D1%80%D0%BE%D1%86%D0%B5%D0%B4%D1%83%D1%80%D1%8B\" rel=\"noopener noreferrer nofollow\">\u043f\u0440\u043e\u043b\u043e\u0433\/\u044d\u043f\u0438\u043b\u043e\u0433 \u043f\u0440\u043e\u0446\u0435\u0434\u0443\u0440\u044b<\/a>):<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0421\u0443\u043f\u0435\u0440! \u0410\u0434\u0440\u0435\u0441 \u0435\u0441\u0442\u044c. \u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u043d\u0430 \u043d\u0430\u0448 &#171;\u043f\u0435\u0439\u043b\u043e\u0430\u0434&#187;, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u044b \u043f\u043e\u0434\u0430\u0434\u0438\u043c \u043d\u0430 \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0439 \u043f\u043e\u0442\u043e\u043a \u0432\u0432\u043e\u0434\u0430 (stdin):<\/p>\n<figure class=\"full-width\">\n<div><figcaption><em>64 \u0431\u0430\u0439\u0442\u0430 &#171;A&#187; + \u0430\u0434\u0440\u0435\u0441 \u0438\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u0438 &#171;push ebp&#187; \u0432 LE<\/em><\/figcaption><\/div>\n<\/figure>\n<p>\u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0438\u0440\u0443\u0435\u043c. \u0423\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u044c \u0438\u0437\u043c\u0435\u043d\u0451\u043d \u0438 \u043c\u044b \u043f\u043e\u043f\u0430\u043b\u0438 \u0432 \u0444\u0443\u043d\u043a\u0446\u0438\u044e &#171;win&#187; (\u043e \u0447\u0435\u043c \u0433\u043e\u0432\u043e\u0440\u0438\u0442 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 &#171;code flow successfully changed&#187;):<\/p>\n<figure class=\"full-width\"><\/figure>\n<p>\u0412\u0441\u0435\u043c \u0441\u043f\u0430\u0441\u0438\u0431\u043e \u0437\u0430 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435! \u0415\u0441\u043b\u0438 \u043f\u043e\u043d\u0440\u0430\u0432\u0438\u043b\u0430\u0441\u044c \u0441\u0442\u0430\u0442\u044c\u044f, \u0431\u0443\u0434\u0443 \u0440\u0430\u0434 &#171;\u043f\u0430\u043b\u044c\u0446\u0443 \u0432\u0432\u0435\u0440\u0445&#187;!<\/p>\n<\/p>\n<\/div>\n<\/div>\n<\/div>\n<p><!----><!----><\/div>\n<p><!----><!----><br \/> \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u043e\u0440\u0438\u0433\u0438\u043d\u0430\u043b \u0441\u0442\u0430\u0442\u044c\u0438 <a href=\"https:\/\/habr.com\/ru\/articles\/831528\/\"> https:\/\/habr.com\/ru\/articles\/831528\/<\/a><br \/><\/br><\/br><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-427431","post","type-post","status-publish","format-standard","hentry"],"_links":{"self":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/427431","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=427431"}],"version-history":[{"count":0,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=\/wp\/v2\/posts\/427431\/revisions"}],"wp:attachment":[{"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=427431"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=427431"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/savepearlharbor.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=427431"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}