{"id":9378,"date":"2023-04-25T17:42:09","date_gmt":"2023-04-25T09:42:09","guid":{"rendered":"http:\/\/xinyiworld.top\/wordpress_it\/?p=9378"},"modified":"2023-04-25T17:42:41","modified_gmt":"2023-04-25T09:42:41","slug":"rk3399_android7%e5%bc%80%e5%90%afroot%e6%9d%83%e9%99%90","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=9378","title":{"rendered":"rk3399_android7\u5f00\u542froot\u6743\u9650"},"content":{"rendered":"<p><a href=\"https:\/\/blog.csdn.net\/liuhongbin2011net\/article\/details\/83536367\">https:\/\/blog.csdn.net\/liuhongbin2011net\/article\/details\/83536367<\/a><\/p>\n<ul>\n<li>\u7b2c1\u5904\uff1a<code>kernel\/security\/commoncap.c<\/code><br \/>\n\u5c06<\/p>\n<pre><code class=\"language-c\">if (ns == cred-&gt;user_ns)\n        return cap_raised(cred-&gt;cap_effective, cap) ? 0 : -EPERM;<\/code><\/pre>\n<\/li>\n<\/ul>\n<p>\u4fee\u6539\u4e3a<\/p>\n<pre><code class=\"language-c\">if (ns == cred-&gt;user_ns)\n            return  0;<\/code><\/pre>\n<ul>\n<li>\u7b2c2\u5904\uff1a<code>system\/extras\/su\/su.c<\/code><\/li>\n<\/ul>\n<pre><code class=\"language-c\">int main(int argc, char** argv) {\n\/\/    uid_t current_uid = getuid(); \/\/\u53bb\u6389\n\/\/    if (current_uid != AID_ROOT &amp;&amp; current_uid != AID_SHELL) error(1, 0, &quot;not allowed&quot;);\/\/\u53bb\u6389<\/code><\/pre>\n<button class=\"simplefavorite-button\" data-postid=\"9378\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>https:\/\/blog.csdn.net\/liuhongbin2011net\/article\/de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[714],"tags":[],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/9378"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=9378"}],"version-history":[{"count":1,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/9378\/revisions"}],"predecessor-version":[{"id":9379,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/9378\/revisions\/9379"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=9378"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=9378"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=9378"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}