{"id":156,"date":"2019-06-19T10:05:19","date_gmt":"2019-06-19T02:05:19","guid":{"rendered":"http:\/\/www.luyouli.com\/?p=156"},"modified":"2019-06-19T17:09:41","modified_gmt":"2019-06-19T09:09:41","slug":"centos-7-%e5%ae%89%e8%a3%85kernel-5-1-x%e7%89%88%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/www.luyouli.com\/?p=156","title":{"rendered":"Centos 7 \u5b89\u88c5kernel 5.1.x\u7248\u672c"},"content":{"rendered":"

\u6628\u5929\u665a\u4e0a\u7ea2\u5e3d\u53d1\u5e03\u4e86\u4e00\u4e2a\u65b0\u7684\u5185\u6838\u6f0f\u6d1e\uff0c\u6f0f\u6d1e\u8be6\u60c5\u5982\u4e0b\uff1a\u00a0<\/p>\n

https:\/\/access.redhat.com\/security\/vulnerabilities\/tcpsack<\/p>\n

\u5f71\u54cd\u8303\u56f4\u6781\u5927\uff0c\u5fc5\u987b\u7acb\u523b\u4fee\u590d\uff0c\u5bf9\u4e8eCentos7\u800c\u8a00\u5185\u6838\u7248\u672c\u57283.10.0-957.21.2\u53ca\u4ee5\u4e0b\u7684\u7edf\u7edf\u4e2d\u62db\uff0c\u4f46\u662f\u5230\u73b0\u5728\u4e5f\u6ca1\u6709\u5b98\u65b9\u63a8\u9001\u7684\u65b0\u7248\u672c3.10.0-957.21.3\u5185\u6838\u53ef\u7528\uff0c\u65f6\u4e0d\u6211\u4e0e\u65f6\u4e0d\u6211\u5f85\uff0c\u76f4\u63a5\u65745.11\u5148\u7528\u7740\uff0c\u7b49\u5f85\u4fee\u590d\u4e86\u518d\u5207\u6362\u56de\u53bb\u3002<\/p>\n

<\/p>\n

\u73b0\u5728Centos 7 \u9ed8\u8ba4\u7684\u6700\u65b0\u5185\u6838\u7248\u672c\u53f7\u662f3.10.0-957.21.2.el7.x86_64\uff0c\u8fd9\u5bf9\u4e8e\u4f01\u4e1a\u6765\u8bf4\u5df2\u7ecf\u591f\u7528\u4e86\uff0c\u4f46\u662f\u5bf9\u4e8e\u4e2a\u4eba\u7528\u6237\u6216\u8005\u8981\u4f53\u9a8c\u65b0\u4e1c\u897f\u7684\u6781\u5ba2\u4eec\u800c\u8a00\uff0c\u7248\u672c\u5b9e\u5728\u662f\u592a\u4f4e\u4e86\uff0c\u6240\u4ee5\u8fd9\u91cc\u5c31\u6765\u8bb0\u5f55\u4e00\u4e0b\u5982\u4f55\u5229\u7528yum\u5b89\u88c5\u6cd5\u628a\u670d\u52a1\u5668\u5185\u6838\u5347\u7ea7\u4e3a\u9ad8\u7248\u672c\u3002<\/p>\n

1\u3001\u5378\u8f7d\u591a\u4f59\u7684\u5185\u6838\uff0c\u53ea\u4fdd\u75593.10.0-957.21.2.el7.x86_64<\/p>\n

# rpm -qa | grep kernel # \u67e5\u770b\u73b0\u5728\u5b89\u88c5\u7684\u5185\u6838
\u7136\u540e\u7528 yum remove \u5c06\u591a\u4f59\u7684kernel-devel kernel-headers kernel-tools-libs-devel kernel-tools kernel-tools-libs\u7b49\u5168\u90e8\u5378\u8f7d<\/p>\n

2\u3001\u5b89\u88c5keys
# rpm –import https:\/\/www.elrepo.org\/RPM-GPG-KEY-elrepo.org<\/p>\n

3\u3001\u5b89\u88c5yum\u6e90\u7ad9
# yum install https:\/\/www.elrepo.org\/elrepo-release-7.0-3.el7.elrepo.noarch.rpm<\/p>\n

4\u3001\u5b89\u88c5kernel-ml
# yum –enablerepo=elrepo-kernel install kernel-ml* perf python-perf -y
\u5c06\u4f1a\u5b89\u88c5\u4e0b\u5217rpm\u5305
kernel-ml
kernel-ml-headers
kernel-ml-devel
kernel-ml-doc
kernel-ml-tools
kernel-ml-tools-libs
kernel-ml-tools-libs-devel
perf
python-perf<\/p>\n

\"\"<\/p>\n

5\u3001\u5207\u6362\u5185\u6838
# grub2-set-default 0<\/p>\n

6\u3001\u91cd\u542f\u670d\u52a1\u5668
# init 6<\/p>\n

7\u3001\u67e5\u770b\u5185\u6838\u7248\u672c
# uname -r
5.1.11-1.el7.elrepo.x86_64<\/p>\n

\"\"<\/p>\n\n\n

\u8fd9\u6837\uff0c\u670d\u52a1\u5668\u5c31\u5b8c\u6210\u4e86\u5347\u7ea7\u5230\u6700\u65b0\u7684\u5185\u6838<\/p>\n\n\n\n

\u5982\u679c\u4ee5\u540e\u8981\u66f4\u65b0\u5185\u6838\uff0c\u6267\u884c\u4e0b\u9762\u7684\u547d\u4ee4\u5373\u53ef\uff1a<\/p>\n\n\n\n

# yum –enablerepo=elrepo-kernel update kernel-ml* perf python-perf<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6628\u5929\u665a\u4e0a\u7ea2\u5e3d\u53d1\u5e03\u4e86\u4e00\u4e2a\u65b0\u7684\u5185\u6838\u6f0f\u6d1e\uff0c\u6f0f\u6d1e\u8be6\u60c5\u5982\u4e0b\uff1a\u00a0 https:\/\/access.redhat.com\/se […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-156","post","type-post","status-publish","format-standard","hentry","category-kernel"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":6}},"views":10587,"_links":{"self":[{"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/posts\/156","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=156"}],"version-history":[{"count":12,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/posts\/156\/revisions"}],"predecessor-version":[{"id":197,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=\/wp\/v2\/posts\/156\/revisions\/197"}],"wp:attachment":[{"href":"https:\/\/www.luyouli.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=156"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=156"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.luyouli.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=156"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}