{"id":151,"date":"2021-02-24T10:49:13","date_gmt":"2021-02-24T02:49:13","guid":{"rendered":"http:\/\/feel.name\/?p=151"},"modified":"2021-02-24T10:49:13","modified_gmt":"2021-02-24T02:49:13","slug":"bash%e6%9b%b4%e6%96%b0%e5%88%b05-x%e7%89%88%e6%9c%ac","status":"publish","type":"post","link":"http:\/\/feel.name\/?p=151","title":{"rendered":"bash\u66f4\u65b0\u52305.X\u7248\u672c"},"content":{"rendered":"\n

\u5f88\u591a\u4eba\u4f1a\u597d\u5947\u4e3a\u4ec0\u4e48\u66f4\u65b0bash\uff0ccentos7\u9ed8\u8ba4\u7cfb\u7edf\u7684\u662f4.4.X\u7248\u672c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e0b\u547d\u4ee4\u67e5\u770b<\/strong><\/p>\n\n\n\n

[root@feel ~]# bash –version
GNU bash, version 4.2.46(2)-release (x86_64-redhat-linux-gnu)
Copyright (C) 2011 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http:\/\/gnu.org\/licenses\/gpl.html<\/a><\/p>\n\n\n\n

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.<\/p>\n\n\n\n

bash\u662f\u4ec0\u4e48\uff1f \u4e00\u4e0b\u6765\u6e90\u767e\u79d1<\/strong><\/p>\n\n\n\n

Bash<\/strong>\uff0cUnix shell<\/a>\u7684\u4e00\u79cd\uff0c\u57281987\u5e74\u7531\u5e03\u83b1\u6069\u00b7\u798f\u514b\u65af\u4e3a\u4e86GNU\u8ba1\u5212<\/a>\u800c\u7f16\u5199\u30021989\u5e74\u53d1\u5e03\u7b2c\u4e00\u4e2a\u6b63\u5f0f\u7248\u672c\uff0c\u539f\u5148\u662f\u8ba1\u5212\u7528\u5728GNU<\/a>\u64cd\u4f5c\u7cfb\u7edf\u4e0a\uff0c\u4f46\u80fd\u8fd0\u884c\u4e8e\u5927\u591a\u6570\u7c7bUnix\u7cfb\u7edf<\/a>\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e4b\u4e0a\uff0c\u5305\u62ecLinux<\/a>\u4e0eMac OS X v10.4\u90fd\u5c06\u5b83\u4f5c\u4e3a\u9ed8\u8ba4shell\u3002Bash\u662fBourne shell<\/a>\u7684\u540e\u7ee7\u517c\u5bb9\u7248\u672c\u4e0e\u5f00\u653e\u6e90\u4ee3\u7801<\/a>\u7248\u672c\uff0c\u5b83\u7684\u540d\u79f0\u6765\u81eaBourne shell<\/a>\uff08sh\uff09\u7684\u4e00\u4e2a\u53cc\u5173\u8bed\uff08Bourne again<\/em>\u00a0\/ born again\uff09\uff1aB<\/strong>ourne-A<\/strong>gain\u00a0SH<\/strong>ell\u3002Bash\u662f\u4e00\u4e2a\u547d\u4ee4\u5904\u7406\u5668\uff0c\u901a\u5e38\u8fd0\u884c\u4e8e\u6587\u672c\u7a97\u53e3\u4e2d\uff0c\u5e76\u80fd\u6267\u884c\u7528\u6237\u76f4\u63a5\u8f93\u5165\u7684\u547d\u4ee4\u3002Bash\u8fd8\u80fd\u4ece\u6587\u4ef6\u4e2d\u8bfb\u53d6\u547d\u4ee4\uff0c\u8fd9\u6837\u7684\u6587\u4ef6\u79f0\u4e3a\u811a\u672c\u3002\u548c\u5176\u4ed6Unix shell \u4e00\u6837\uff0c\u5b83\u652f\u6301\u6587\u4ef6\u540d\u66ff\u6362\uff08\u901a\u914d\u7b26\u5339\u914d\uff09\u3001\u7ba1\u9053<\/a>\u3001here\u6587\u6863<\/a>\u3001\u547d\u4ee4\u66ff\u6362\u3001\u53d8\u91cf\uff0c\u4ee5\u53ca\u6761\u4ef6\u5224\u65ad\u548c\u5faa\u73af\u904d\u5386\u7684\u7ed3\u6784\u63a7\u5236\u8bed\u53e5\u3002\u5305\u62ec\u5173\u952e\u5b57\u3001\u8bed\u6cd5\u5728\u5185\u7684\u57fa\u672c\u7279\u6027\u5168\u90e8\u662f\u4ecesh<\/a>\u501f\u9274\u8fc7\u6765\u7684\u3002\u5176\u4ed6\u7279\u6027\uff0c\u4f8b\u5982\u5386\u53f2\u547d\u4ee4\uff0c\u662f\u4ececsh<\/a>\u548cksh<\/a>\u501f\u9274\u800c\u6765\u3002\u603b\u7684\u6765\u8bf4\uff0cBash\u867d\u7136\u662f\u4e00\u4e2a\u6ee1\u8db3POSIX<\/a>\u89c4\u8303\u7684shell\uff0c\u4f46\u6709\u5f88\u591a\u6269\u5c55\u3002\u4e00\u4e2a\u540d\u4e3aShellshock<\/a>\u7684\u5b89\u5168\u6f0f\u6d1e\u57282014\u5e749\u6708\u521d\u88ab\u53d1\u73b0\uff0c\u5e76\u8fc5\u901f\u5bfc\u81f4\u4e92\u8054\u7f51\u4e0a\u7684\u4e00\u7cfb\u5217\u653b\u51fb\u3002\u8fd9\u4e2a\u6f0f\u6d1e\u53ef\u8ffd\u6eaf\u52301989\u5e74\u53d1\u5e03\u76841.03\u7248\u672c\u3002<\/p>\n\n\n\n

bash\u7684\u90a3\u4e9b\u7248\u672c\u6709\u6f0f\u6d1e\uff1f<\/strong><\/p>\n\n\n\n

4.3\u4ee5\u524d\u7684\u7248\u672c\u90fd\u6709\u6f0f\u6d1e\u5f71\u54cd<\/p>\n\n\n\n

bash\u66f4\u65b0\u65b9\u6cd5<\/strong><\/p>\n\n\n\n

\u5b89\u88c5\u7f16\u8bd1\u6240\u9700\u7684gcc\u7f16\u8bd1\u5668<\/p>\n\n\n\n

yum -y install gcc gcc-c++ kernel-devel \/\/\u5b89\u88c5gcc\u3001c++\u7f16\u8bd1\u5668\u4ee5\u53ca\u5185\u6838\u6587\u4ef6<\/code><\/pre>\n\n\n\n
\u4e0b\u8f7dbash\u7684\u6700\u65b0\u7248<\/p>\n\n\n\n
http:\/\/ftp.gnu.org\/gnu\/bash\/<\/a><\/p>\n\n\n\n
wget http:\/\/ftp.gnu.org\/gnu\/bash\/bash-5.0.tar.gz<\/code><\/pre>\n\n\n\n
\u89e3\u538b\u5b89\u88c5<\/p>\n\n\n\n
tar zxvf bash-5.0.tar.gz\ncd bash-5.0\n.\/configure && make && make install\n<\/code><\/pre>\n\n\n\n
\u5b89\u88c5\u540e\u4e0d\u80fd\u770b\u5230\u65b0\u7248\u672c\u4fe1\u606f\u7684\u8bdd\u53ef\u4ee5\u505a\u4e2a\u8f6f\u8fde<\/p>\n\n\n\n
mv \/bin\/bash \/bin\/bash.bak\nln -s \/usr\/local\/bin\/bash \/bin\/bash<\/code><\/pre>\n\n\n\n
\u6267\u884c\u4e0bbash –version  \u53ef\u4ee5\u770b\u5230\u65b0\u7248\u672c\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f88\u591a\u4eba\u4f1a\u597d\u5947\u4e3a\u4ec0\u4e48\u66f4\u65b0bash\uff0ccentos7\u9ed8\u8ba4\u7cfb\u7edf\u7684\u662f4.4.X\u7248\u672c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e0b\u547d\u4ee4\u67e5\u770b [root@fe…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-151","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/posts\/151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/feel.name\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=151"}],"version-history":[{"count":1,"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/posts\/151\/revisions"}],"predecessor-version":[{"id":152,"href":"http:\/\/feel.name\/index.php?rest_route=\/wp\/v2\/posts\/151\/revisions\/152"}],"wp:attachment":[{"href":"http:\/\/feel.name\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/feel.name\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=151"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/feel.name\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}