{"id":43448,"date":"2024-10-05T17:31:26","date_gmt":"2024-10-05T09:31:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43448\/"},"modified":"2024-10-05T17:31:27","modified_gmt":"2024-10-05T09:31:27","slug":"centos-linux-6-10-%e7%99%bc%e5%b8%83%ef%bc%8c%e5%9f%ba%e6%96%bc-retpoline-%e7%9a%84-spectre-v2-%e7%bc%ba%e9%99%b7%e7%b7%a9%e8%a7%a3%e6%8e%aa%e6%96%bd","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43448\/","title":{"rendered":"CentOS Linux 6.10 \u767c\u5e03\uff0c\u57fa\u65bc Retpoline \u7684 Spectre V2 \u7f3a\u9677\u7de9\u89e3\u63aa\u65bd"},"content":{"rendered":"<h1 id=\"centos-linux-6-10-%e7%99%bc%e5%b8%83%ef%bc%8c%e5%9f%ba%e6%96%bc-retpoline-%e7%9a%84-spectre-v2-%e7%bc%ba%e9%99%b7%e7%b7%a9%e8%a7%a3%e6%8e%aa%e6%96%bd-MnymhBkONT\">CentOS Linux 6.10 \u767c\u5e03\uff0c\u57fa\u65bc Retpoline \u7684 Spectre V2 \u7f3a\u9677\u7de9\u89e3\u63aa\u65bd<\/h1>\n<p>\u5728\u8cc7\u8a0a\u79d1\u6280\u7684\u5feb\u901f\u767c\u5c55\u4e2d\uff0c\u64cd\u4f5c\u7cfb\u7d71\u7684\u5b89\u5168\u6027\u6210\u70ba\u4e86\u4f7f\u7528\u8005\u548c\u4f01\u696d\u6700\u70ba\u95dc\u6ce8\u7684\u8b70\u984c\u4e4b\u4e00\u3002\u96a8\u8457\u5404\u7a2e\u5b89\u5168\u6f0f\u6d1e\u7684\u66dd\u5149\uff0c\u7279\u5225\u662fSpectre\u548cMeltdown\u7b49\u6f0f\u6d1e\uff0c\u958b\u767c\u8005\u5011\u4e0d\u65b7\u52aa\u529b\u5c0b\u627e\u6709\u6548\u7684\u7de9\u89e3\u63aa\u65bd\u3002\u6700\u8fd1\uff0cCentOS Linux 6.10\u7684\u767c\u5e03\u5f15\u8d77\u4e86\u5ee3\u6cdb\u7684\u95dc\u6ce8\uff0c\u56e0\u70ba\u5b83\u91dd\u5c0dSpectre V2\u6f0f\u6d1e\u63a1\u53d6\u4e86\u57fa\u65bcRetpoline\u7684\u7de9\u89e3\u63aa\u65bd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afspectre-v2%e6%bc%8f%e6%b4%9e%ef%bc%9f-MnymhBkONT\">\u4ec0\u9ebc\u662fSpectre V2\u6f0f\u6d1e\uff1f<\/h2>\n<p>Spectre V2\u662f\u4e00\u7a2e\u5229\u7528\u73fe\u4ee3\u8655\u7406\u5668\u7684\u6295\u6a5f\u57f7\u884c\u7279\u6027\u4f86\u9032\u884c\u653b\u64ca\u7684\u6f0f\u6d1e\u3002\u653b\u64ca\u8005\u53ef\u4ee5\u901a\u904e\u7cbe\u5fc3\u8a2d\u8a08\u7684\u7a0b\u5f0f\u78bc\u4f86\u7372\u53d6\u5176\u4ed6\u7a0b\u5f0f\u7684\u654f\u611f\u6578\u64da\u3002\u9019\u7a2e\u6f0f\u6d1e\u7684\u5371\u96aa\u6027\u5728\u65bc\uff0c\u5b83\u4e0d\u50c5\u5f71\u97ff\u4e86\u7279\u5b9a\u7684\u61c9\u7528\u7a0b\u5f0f\uff0c\u9084\u53ef\u80fd\u5f71\u97ff\u6574\u500b\u7cfb\u7d71\u7684\u5b89\u5168\u6027\u3002\u7531\u65bcSpectre V2\u7684\u8907\u96dc\u6027\uff0c\u50b3\u7d71\u7684\u5b89\u5168\u63aa\u65bd\u5f80\u5f80\u7121\u6cd5\u6709\u6548\u9632\u7bc4\u3002<\/p>\n<h2 id=\"retpoline%e7%9a%84%e6%a6%82%e5%bf%b5-MnymhBkONT\">Retpoline\u7684\u6982\u5ff5<\/h2>\n<p>Retpoline\u662f\u4e00\u7a2e\u91dd\u5c0dSpectre V2\u6f0f\u6d1e\u7684\u7de9\u89e3\u6280\u8853\u3002\u5b83\u901a\u904e\u6539\u8b8a\u7a0b\u5f0f\u7684\u63a7\u5236\u6d41\u4f86\u9632\u6b62\u653b\u64ca\u8005\u5229\u7528\u6295\u6a5f\u57f7\u884c\u4f86\u7372\u53d6\u654f\u611f\u6578\u64da\u3002\u5177\u9ad4\u4f86\u8aaa\uff0cRetpoline\u4f7f\u7528\u4e86\u4e00\u7a2e\u7279\u6b8a\u7684\u8fd4\u56de\u6307\u4ee4\uff0c\u9019\u6a23\u5373\u4f7f\u653b\u64ca\u8005\u8a66\u5716\u5229\u7528\u6295\u6a5f\u57f7\u884c\uff0c\u4e5f\u7121\u6cd5\u6210\u529f\u5730\u7372\u53d6\u654f\u611f\u4fe1\u606f\u3002<\/p>\n<h2 id=\"centos-linux-6-10%e7%9a%84%e6%9b%b4%e6%96%b0%e5%85%a7%e5%ae%b9-MnymhBkONT\">CentOS Linux 6.10\u7684\u66f4\u65b0\u5167\u5bb9<\/h2>\n<p>CentOS Linux 6.10\u7684\u767c\u5e03\u4e0d\u50c5\u662f\u5c0d\u64cd\u4f5c\u7cfb\u7d71\u7684\u4e00\u6b21\u66f4\u65b0\uff0c\u66f4\u662f\u5c0d\u5b89\u5168\u6027\u7684\u4e00\u6b21\u91cd\u8981\u63d0\u5347\u3002\u9019\u6b21\u66f4\u65b0\u5305\u542b\u4e86\u4ee5\u4e0b\u5e7e\u500b\u95dc\u9375\u7279\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u57fa\u65bcRetpoline\u7684Spectre V2\u7de9\u89e3\u63aa\u65bd\uff1a<\/strong>\u9019\u662f\u6b64\u6b21\u66f4\u65b0\u7684\u6838\u5fc3\uff0c\u65e8\u5728\u52a0\u5f37\u7cfb\u7d71\u5c0dSpectre V2\u653b\u64ca\u7684\u9632\u79a6\u80fd\u529b\u3002<\/li>\n<li><strong>\u5167\u6838\u66f4\u65b0\uff1a<\/strong>\u66f4\u65b0\u4e86Linux\u5167\u6838\uff0c\u4ee5\u4fee\u5fa9\u5df2\u77e5\u7684\u5b89\u5168\u6f0f\u6d1e\u4e26\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u3002<\/li>\n<li><strong>\u8edf\u9ad4\u5305\u66f4\u65b0\uff1a<\/strong>\u591a\u500b\u8edf\u9ad4\u5305\u5f97\u5230\u4e86\u66f4\u65b0\uff0c\u4ee5\u78ba\u4fdd\u4f7f\u7528\u8005\u80fd\u5920\u7372\u5f97\u6700\u65b0\u7684\u529f\u80fd\u548c\u5b89\u5168\u6027\u4fee\u5fa9\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8centos-6-10%e4%b8%8a%e5%95%9f%e7%94%a8retpoline-MnymhBkONT\">\u5982\u4f55\u5728CentOS 6.10\u4e0a\u555f\u7528Retpoline<\/h2>\n<p>\u5c0d\u65bc\u7cfb\u7d71\u7ba1\u7406\u54e1\u4f86\u8aaa\uff0c\u555f\u7528Retpoline\u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>\n# \u66f4\u65b0\u7cfb\u7d71\nsudo yum update\n\n# \u78ba\u8a8d\u5167\u6838\u7248\u672c\nuname -r\n\n# \u6aa2\u67e5Retpoline\u662f\u5426\u555f\u7528\ncat \/proc\/cpuinfo | grep -i retpoline\n<\/code><\/pre>\n<p>\u9019\u4e9b\u6b65\u9a5f\u5c07\u5e6b\u52a9\u7ba1\u7406\u54e1\u78ba\u4fdd\u7cfb\u7d71\u5df2\u7d93\u6210\u529f\u555f\u7528Retpoline\uff0c\u5f9e\u800c\u589e\u5f37\u5c0dSpectre V2\u7684\u9632\u8b77\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-MnymhBkONT\">\u7d50\u8ad6<\/h2>\n<p>CentOS Linux 6.10\u7684\u767c\u5e03\u6a19\u8a8c\u8457\u5c0d\u64cd\u4f5c\u7cfb\u7d71\u5b89\u5168\u6027\u7684\u4e00\u6b21\u91cd\u8981\u63d0\u5347\uff0c\u7279\u5225\u662f\u5728\u9762\u5c0dSpectre V2\u6f0f\u6d1e\u7684\u6311\u6230\u6642\u3002\u901a\u904e\u63a1\u7528Retpoline\u6280\u8853\uff0c\u4f7f\u7528\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u4fdd\u8b77\u5176\u7cfb\u7d71\u514d\u53d7\u6f5b\u5728\u7684\u653b\u64ca\u3002\u96a8\u8457\u7db2\u7d61\u5b89\u5168\u5a01\u8105\u7684\u65e5\u76ca\u589e\u52a0\uff0c\u4fdd\u6301\u7cfb\u7d71\u66f4\u65b0\u548c\u63a1\u53d6\u9069\u7576\u7684\u5b89\u5168\u63aa\u65bd\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u548c<code><a href=\"https:\/\/server.hk\">\u4f3a\u670d\u5668<\/a><\/code>\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CentOS Linux 6.10 released with Retpoline-based mitigations for Spectre V2 vulnerabilities, enhancing system security and performance.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-43448","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43448","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=43448"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43448\/revisions"}],"predecessor-version":[{"id":43449,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43448\/revisions\/43449"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43448"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43448"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43448"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}