{"id":6136,"date":"2024-08-01T11:28:58","date_gmt":"2024-08-01T03:28:58","guid":{"rendered":"http:\/\/www.killtest.hk\/?p=6136"},"modified":"2024-08-01T11:28:58","modified_gmt":"2024-08-01T03:28:58","slug":"linux-xz%e5%be%8c%e9%96%80%e7%9a%84%e7%a0%b4%e5%a3%9e%e5%8f%af%e8%83%bd%e6%af%94%e6%83%b3%e5%83%8f%e7%9a%84%e6%9b%b4%e5%a4%a7","status":"publish","type":"post","link":"https:\/\/www.killtest.hk\/index.php\/killtest\/linux-xz%e5%be%8c%e9%96%80%e7%9a%84%e7%a0%b4%e5%a3%9e%e5%8f%af%e8%83%bd%e6%af%94%e6%83%b3%e5%83%8f%e7%9a%84%e6%9b%b4%e5%a4%a7\/","title":{"rendered":"Linux xz\u5f8c\u9580\u7684\u7834\u58de\u53ef\u80fd\u6bd4\u60f3\u50cf\u7684\u66f4\u5927"},"content":{"rendered":"

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Jia Tan \u53ea\u80fd\u5b58\u53d6\u8a17\u7ba1\u5728 GitHub \u4e0a\u7684 xz \u6a94\u6848\uff1bCollin \u4fdd\u7559\u5c0d\u7db2\u7ad9\u7684\u63a7\u5236\u6b0a\u3002\u51fa\u65bc\u5b89\u5168\u8003\u616e\uff0cGitHub \u5df2\u505c\u7528\u6240\u6709 xz \u5be6\u7528\u7a0b\u5f0f\u5132\u5b58\u5eab\uff0c\u4e26\u66ab\u505c\u4e86 Tan \u548c Collin \u7684\u5e33\u6236\u3002<\/p>\n

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Red Hat \u5df2\u5831\u544a\u6c92\u6709\u4efb\u4f55 Red Hat Enterprise Linux \u7248\u672c\u53d7\u5230\u640d\u5bb3\u3002<\/p>\n

\u5f8c\u9580\u4f3c\u4e4e\u50c5\u900f\u904e\u4e00\u7d44\u7279\u5b9a\u689d\u4ef6\u89f8\u767c\uff1a\u6839\u64da Gentoo Linux \u958b\u767c\u8005Sam James\u767c\u5e03\u7684za-utils \u5f8c\u9580\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff0c\u900f\u904e\u300c\u9023\u63a5\u5230\u516c\u5171 SSH \u9023\u63a5\u57e0\u7684\u9060\u7aef\u975e\u7279\u6b0a\u7cfb\u7d71\u300d\u3002<\/p>\n

\u9664\u4e86\u5b89\u88dd 5.6.0 \u6216 5.6.1 tarball \u4e4b\u5916\uff0c\u6f0f\u6d1e\u9084\u5fc5\u9808\u662f\u5728 AMD64 \u786c\u9ad4\u4e0a\u904b\u884c\u7684 Linux \u767c\u884c\u7248\uff0c\u4e26\u4f7f\u7528glibc\u5eab\uff08\u4f8b\u5982\u6240\u6709\u90a3\u4e9b Debian \u548c Red Hat \u884d\u751f\u7248\u672c\uff09\u3002<\/p>\n

systemd\u548c\u5df2\u4fee\u88dc\u7684openssh\u7684\u7d44\u5408\u4f3c\u4e4e\u4e5f\u662f\u5f8c\u9580\u7684\u8981\u6c42\u3002<\/p>\n

payload \u7531\/usr\/sbin\/.\u4e2d\u57f7\u884c\u7684sshd\u5b88\u8b77\u7a0b\u5f0f\u89f8\u767c\u3002\u60e1\u610f\u7a0b\u5f0f\u78bc\u5be6\u969b\u4e0a\u88ab\u5d4c\u5165\u5230sshd\u672c\u8eab\u4e2d\uff0c\u9019\u8981\u6b78\u529f\u65bc\u6700\u8fd1\u7684 sshd \u88dc\u4e01\uff0c\u4ee5\u652f\u63f4systemd-notify\uff0c\u5141\u8a31\u5176\u4ed6\u670d\u52d9\uff08\u5305\u62ec liblzma\uff09\u5728 sshd \u904b\u884c\u6642\u6536\u5230\u8b66\u5831\u3002<\/p>\n

\u4e00\u65e6\u9032\u5165sshd\uff0c\u6709\u6548\u8f09\u8377\u6703\u5c07 sshd \u7684\u89e3\u5bc6\u529f\u80fd\u91cd\u65b0\u5c0e\u5411\u4ee5\u7e5e\u904e\u4f7f\u7528\u8005\u9a57\u8b49\u3002<\/p>\n

\u300c\u5176\u4ed6\u7cfb\u7d71\u6b64\u6642\u53ef\u80fd\u5b58\u5728\u6f0f\u6d1e\uff0c\u4f46\u6211\u5011\u4e0d\u77e5\u9053\uff0c\u300dJames \u5beb\u9053\u3002<\/p>\n

Red Hat\u8b66\u544a\u5176\u7528\u6236\u59a5\u5354\u7684\u56b4\u91cd\u6027\uff1a<\/p>\n

\u201c\u5728\u9069\u7576\u7684\u60c5\u6cc1\u4e0b\uff0c\u9019\u7a2e\u5e79\u64fe\u53ef\u80fd\u6703\u8b93\u60e1\u610f\u884c\u70ba\u8005\u6709\u6a5f\u6703\u7e5e\u904e sshd \u8eab\u4efd\u9a57\u8b49\uff0c\u4e26\u9060\u7aef\u7372\u5f97\u6574\u500b\u7cfb\u7d71\u7684\u672a\u6388\u6b0a\u5b58\u53d6\u6b0a\u9650\u3002\u201d<\/p>\n

xz\u5f8c\u9580\u6709\u591a\u5c11\uff1f
\n\u9451\u65bc\u4e0a\u9762\u5217\u51fa\u7684\u9019\u4e9b\u689d\u4ef6\uff0c\u5982\u679c\u4f60\u6b63\u5728\u904b\u884c\u4e00\u500b\u53ef\u516c\u958b\u8a2a\u554f\u7684 SSH \u7684\u4f3a\u670d\u5668\u5be6\u4f8b\uff0cJames \u5efa\u8b70\u4f60\u61c9\u8a72\u201c\u7acb\u5373\u7acb\u5373\u7acb\u5373\u66f4\u65b0\u3002\u201d<\/p>\n

\u4ed6\u5f37\u8abf\uff0c\u76ee\u524d\u5df2\u77e5\u7684\u95dc\u65bc\u5f8c\u9580\u89f8\u767c\u5668\u53ca\u5176\u611f\u67d3\u7248\u672c\u7684\u8cc7\u8a0a\u975e\u5e38\u6709\u9650\u3002<\/p>\n

\u300c\u96d6\u7136\u4e0d\u662f\u5371\u8a00\u8073\u807d\uff0c\u4f46\u660e\u78ba\u4e00\u9ede\u5f88\u91cd\u8981\uff0c\u5728\u9019\u500b\u968e\u6bb5\uff0c\u6211\u5011\u5f88\u5e78\u904b\uff0c\u800c\u4e14\u53d7\u611f\u67d3\u7684 liblzma \u53ef\u80fd\u6703\u7522\u751f\u5176\u4ed6\u5f71\u97ff\uff0c\u300dJames \u5beb\u9053\u3002<\/p>\n

\u4e00\u65b9\u9762\uff0cJiaT75 \u53ef\u80fd\u6703\u5728\u4ed6\u4efb\u8077\u671f\u9593\uff08\u81f3\u5c11\u53ef\u4ee5\u8ffd\u6eaf\u5230 v5.3.1\uff09\u5728 xz \u7684\u65e9\u671f\u7248\u672c\u4e2d\u690d\u5165\u5176\u4ed6\u96b1\u85cf\u5f97\u66f4\u597d\u7684\u5f8c\u9580\uff1f<\/p>\n

\u7576\u7136\uff0c\u9019\u610f\u5473\u8457Linux \u767c\u884c\u7248\u6c60\u66f4\u5927\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002<\/p>\n

\u6839\u64da Red Hat \u7684\u8aaa\u6cd5\uff0c\u7f8e\u570b\u7db2\u8def\u5b89\u5168\u548c\u57fa\u790e\u8a2d\u65bd\u5b89\u5168\u5c40 (CISA) \u76ee\u524d\u6b63\u5728\u9032\u4e00\u6b65\u8abf\u67e5\u5f8c\u9580\u3002<\/p>\n

\u597d\u6d88\u606f\u662f\u60c5\u6cc1\u672c\u53ef\u4ee5\u66f4\u7cdf\uff1a\u539f\u59cb\u4e0a\u6e38 OpenSSH \u4e0d\u6703\u53d7\u5230\u5f71\u97ff\u2014\u2014\u9664\u975eliblzma\u88ab\u6dfb\u52a0\u70ba\u4f9d\u8cf4\u9805\u3002<\/p>\n

\u5118\u7ba1\u5982\u6b64\uff0cOpenSUSE \u5efa\u8b70\u5176 Tumbleweed \u7528\u6236\u70ba\u9762\u5411\u516c\u773e\u7684\u4f3a\u670d\u5668\u91cd\u65b0\u5b89\u88dd SSH\uff0c\u56e0\u70ba\u7121\u6cd5\u5224\u65b7\u9019\u4e9b\u4f3a\u670d\u5668\u662f\u5426\u5df2\u88ab\u5165\u4fb5\u3002<\/p>\n

\u7121\u8ad6\u5982\u4f55\uff0c\u5f8c\u9580\u662f\u5982\u4f55\u5982\u6b64\u63a5\u8fd1\u5982\u6b64\u591a\u7684\u751f\u7522\u7cfb\u7d71\u7684\uff0c\u9019\u53ef\u80fd\u662f\u5c0d\u7db2\u8def\u57fa\u790e\u8a2d\u65bd\u72c0\u614b\u7684\u4e00\u500b\u8b66\u793a\u6545\u4e8b\u3002<\/p>\n

\u300c\u4e0d\u904e\uff0c\u6211\u8a8d\u70ba\u9019\u610f\u5473\u8457\u61c9\u8a72\u7d50\u675f\u624b\u52d5\u69cb\u5efa\u4e0a\u6e38 tarball \u800c\u975e\u76f4\u63a5\u63d0\u53d6 git \u6e90\u7684\u6163\u4f8b\uff0c\u4f8b\u5982 debian \u7b49\u767c\u884c\u7248\u6240\u652f\u6301\u7684\u6163\u4f8b\uff0c\u300d\u4e00\u4f4d\u8a55\u8ad6\u54e1\u5728 LXN.net \u4e0a\u6307\u51fa\u3002<\/p>\n

\u201c\u9019\u662f\u552f\u4e00\u4e00\u500b\u5728\u5176\u4ed6\u76f8\u7576\u53ef\u8907\u88fd\u7684\u7ba1\u9053\u4e2d\u5f88\u5c11\u6709\u4eba\u95dc\u6ce8\u7684\u8584\u5f31\u74b0\u7bc0\uff0c\u800c\u9019\u5be6\u969b\u4e0a\u53ea\u662f\u6642\u9593\u554f\u984c\uff0c\u76f4\u5230\u6709\u4eba\u5229\u7528\u5b83\u3002\u201d<\/p>\n","protected":false},"excerpt":{"rendered":"

\u539f\u521b \u5cb1\u519b \u4e91\u4e91\u4f17\u751fs \u4e00\u4f4d\u795e\u79d8\u7684\u8ca2\u737b\u8005\u690d\u5165\u4e86\u5f8c\u9580\uff0c\u5728\u904e\u53bb\u5169\u5e74\u4e2d\u5e6b\u52a9\u7dad\u8b77\u4e86\u5ee3\u6cdb\u4f7f\u7528\u7684 xz \u58d3\u7e2e\u5eab\u3002\u90a3\u9ebc\uff0c\u9084\u6709 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3510],"class_list":["post-6136","post","type-post","status-publish","format-standard","hentry","category-killtest","tag-306-300"],"_links":{"self":[{"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/posts\/6136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/comments?post=6136"}],"version-history":[{"count":2,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/posts\/6136\/revisions"}],"predecessor-version":[{"id":6139,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/posts\/6136\/revisions\/6139"}],"wp:attachment":[{"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/media?parent=6136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/categories?post=6136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.killtest.hk\/index.php\/wp-json\/wp\/v2\/tags?post=6136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}