{"id":75370,"date":"2026-02-12T06:41:35","date_gmt":"2026-02-11T22:41:35","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/75370.html"},"modified":"2026-02-12T06:41:35","modified_gmt":"2026-02-11T22:41:35","slug":"nginx-1-29-5-%e5%8f%91%e5%b8%83%ef%bc%9a%e4%bf%ae%e5%a4%8d%e9%87%8d%e5%a4%a7%e5%ae%89%e5%85%a8%e6%bc%8f%e6%b4%9e-cve-2026-1642%ef%bc%8c%e5%85%a8%e9%9d%a2%e4%bc%98%e5%8c%96-ssl%e3%80%81fastcgi%e3%80%81","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/75370.html","title":{"rendered":"nginx 1.29.5 \u53d1\u5e03\uff1a\u4fee\u590d\u91cd\u5927\u5b89\u5168\u6f0f\u6d1e CVE-2026-1642\uff0c\u5168\u9762\u4f18\u5316 SSL\u3001FastCGI\u3001SCGI\u3001uwsgi\u3001Range \u7b49\u6a21\u5757\uff01"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260211224132-698d059c6c8d1.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260211224132-698d059cce831.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/02\/20260211224133-698d059d76678.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<p>nginx \u5728 2026 \u5e74 2 \u6708\u6b63\u5f0f\u53d1\u5e03\u4e86 1.29.5 mainline \u7248\u672c\u3002\u8fd9\u6b21\u66f4\u65b0\u4e0d\u4ec5\u662f\u4f8b\u884c\u7684\u529f\u80fd\u4e0e\u89c4\u8303\u4fee\u8ba2&#xff0c;\u66f4\u5305\u542b\u4e86\u4e00\u9879\u81f3\u5173\u91cd\u8981\u7684 \u4e25\u91cd\u5b89\u5168\u6f0f\u6d1e\u4fee\u590d \u2014\u2014 CVE-2026-1642\u3002\u8be5\u6f0f\u6d1e\u6d89\u53ca SSL \u4e0a\u6e38\u6ce8\u5165\u653b\u51fb&#xff0c;\u653b\u51fb\u8005\u53ef\u80fd\u901a\u8fc7\u7279\u5b9a\u65b9\u5f0f\u5728\u540e\u7aef SSL \u54cd\u5e94\u4e2d\u6ce8\u5165\u672a\u7ecf\u52a0\u5bc6\u7684\u660e\u6587\u6570\u636e&#xff0c;\u5bf9\u7528\u6237\u9690\u79c1\u548c\u4f20\u8f93\u5b89\u5168\u9020\u6210\u5a01\u80c1\u3002<\/p>\n<p>\u672c\u6b21\u66f4\u65b0\u662f\u5bf9 1.29.4 \u7248\u672c\u7684\u5ef6\u7eed\u4e0e\u5f3a\u5316&#xff0c;\u4ece\u5e95\u5c42 SSL \u5904\u7406\u3001FastCGI \u53c2\u6570\u914d\u7f6e\u5230\u6587\u6863\u4e0e\u7f16\u8bd1\u4f18\u5316&#xff0c;nginx \u56e2\u961f\u8fdb\u884c\u4e86\u5168\u9762\u5b8c\u5584\u4e0e\u5b89\u5168\u52a0\u56fa\u3002\u8fd9\u4e5f\u662f\u4e00\u6b21\u8d2f\u7a7f\u5b89\u5168\u6027\u3001\u7a33\u5b9a\u6027\u4e0e\u53ef\u7ef4\u62a4\u6027\u7684\u7248\u672c\u8fed\u4ee3\u3002<\/p>\n<hr \/>\n<h4>\u4e8c\u3001\u6838\u5fc3\u5b89\u5168\u66f4\u65b0&#xff1a;SSL \u4e0a\u6e38\u6ce8\u5165\u6f0f\u6d1e\u4fee\u590d&#xff08;CVE-2026-1642&#xff09;<\/h4>\n<p>\u5728 1.29.5 \u4e2d&#xff0c;\u6700\u91cd\u8981\u7684\u66f4\u65b0\u65e0\u7591\u662f SSL \u4e0a\u6e38\u6ce8\u5165\u6f0f\u6d1e&#xff08;CVE-2026-1642&#xff09; \u7684\u4fee\u590d\u3002<\/p>\n<p>\u8be5\u6f0f\u6d1e\u5141\u8bb8\u653b\u51fb\u8005\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\u5c06\u660e\u6587\u6570\u636e\u63d2\u5165\u5230\u6765\u81ea SSL \u540e\u7aef\u7684\u54cd\u5e94\u4e2d\u3002\u8fd9\u610f\u5473\u7740&#xff0c;\u5728\u67d0\u4e9b\u4ee3\u7406\u6216\u4e0a\u6e38 SSL \u4f1a\u8bdd\u4e2d&#xff0c;\u5982\u679c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u5b8c\u6574\u6027&#xff0c;\u653b\u51fb\u8005\u53ef\u80fd\u4f2a\u9020\u6216\u63d2\u5165\u201c\u4e0d\u53d7\u52a0\u5bc6\u4fdd\u62a4\u201d\u7684\u6570\u636e\u3002<\/p>\n<p>nginx \u5728\u672c\u6b21\u7248\u672c\u4e2d\u52a0\u5165\u4e86\u68c0\u6d4b\u4e0e\u62e6\u622a\u673a\u5236&#xff1a;<\/p>\n<ul>\n<li>\u589e\u52a0\u4e86\u5bf9 \u201cupstream prematurely sent response\u201d \u7684\u68c0\u6d4b\u903b\u8f91\u3002<\/li>\n<li>\u4e00\u65e6\u68c0\u6d4b\u5230\u540e\u53f0 SSL \u94fe\u8def\u8fd4\u56de\u660e\u6587\u54cd\u5e94&#xff0c;\u7cfb\u7edf\u5c06\u7acb\u5373\u4e2d\u6b62\u8bf7\u6c42\u5e76\u6807\u8bb0\u4e3a\u4e0a\u6e38\u9519\u8bef\u3002<\/li>\n<li>\u76f8\u5e94\u7684\u65e5\u5fd7\u8bb0\u5f55\u673a\u5236\u4e5f\u8fdb\u884c\u4e86\u4f18\u5316&#xff0c;\u786e\u4fdd\u7ba1\u7406\u5458\u80fd\u5feb\u901f\u5b9a\u4f4d\u5f02\u5e38\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u9879\u4fee\u590d\u5f3a\u5316\u4e86 nginx \u5728\u53cd\u5411\u4ee3\u7406\u548c\u5b89\u5168\u4f1a\u8bdd\u7ba1\u7406\u4e2d\u7684\u9632\u5fa1\u80fd\u529b&#xff0c;\u8ba9\u5b83\u5728\u5904\u7406 HTTPS \u4e0a\u6e38\u65f6\u66f4\u52a0\u7a33\u5065\u3002<\/p>\n<hr \/>\n<h4>\u4e09\u3001\u529f\u80fd\u4e0e\u6027\u80fd\u4f18\u5316\u6c47\u603b<\/h4>\n<p>nginx 1.29.5 \u7684\u4ee3\u7801\u66f4\u65b0\u6d89\u53ca 17 \u4e2a\u63d0\u4ea4\u300116 \u4e2a\u4fee\u6539\u6587\u4ef6&#xff0c;\u603b\u8ba1 167 \u884c\u65b0\u589e\u4ee3\u7801 \u4e0e 19 \u884c\u5220\u9664\u3002\u8fd9\u4e9b\u6539\u52a8\u8986\u76d6\u591a\u4e2a\u6a21\u5757\u3001\u5de5\u5177\u94fe\u4e0e\u6587\u6863\u90e8\u5206\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e3b\u8981\u66f4\u65b0\u70b9\u6c47\u603b&#xff1a;<\/p>\n<h5>&#xff08;1&#xff09;\u603b\u4f53\u7248\u672c\u6807\u8bc6\u66f4\u65b0<\/h5>\n<ul>\n<li>src\/core\/nginx.h \u4e2d\u7248\u672c\u53f7\u4ece 1.29.4 \u66f4\u65b0\u4e3a 1.29.5\u3002<\/li>\n<li>\u540c\u65f6\u66f4\u65b0\u5185\u90e8\u5e38\u91cf nginx_version 1029005\u3002<\/li>\n<\/ul>\n<h5>&#xff08;2&#xff09;LICENSE \u66f4\u65b0<\/h5>\n<ul>\n<li>\u7248\u6743\u5e74\u4efd\u66f4\u65b0\u81f3 2026&#xff0c;\u6807\u5fd7\u7740 nginx \u6838\u5fc3\u4ee3\u7801\u7248\u6743\u7ee7\u7eed\u5ef6\u4f38\u3002<\/li>\n<li>\u6587\u4ef6\u4e2d\u7248\u6743\u58f0\u660e\u4ece 2025 \u5e74\u8c03\u6574\u4e3a 2026 \u5e74\u3002<\/li>\n<\/ul>\n<h5>&#xff08;3&#xff09;SSL \u6a21\u5757\u6539\u8fdb\u4e0e\u65e5\u5fd7\u4f18\u5316<\/h5>\n<p>\u5728 src\/event\/ngx_event_openssl.c \u6587\u4ef6\u4e2d&#xff1a;<\/p>\n<ul>\n<li>\u589e\u52a0\u5bf9 SSL_R_TLSV1_ALERT_ECH_REQUIRED&#xff08;1121&#xff09; \u7684\u8bc6\u522b\u3002<\/li>\n<li>\u8c03\u6574 \u201cech_required\u201d TLS \u8b66\u544a\u7684\u65e5\u5fd7\u7b49\u7ea7&#xff0c;\u4ece crit \u964d\u4e3a info&#xff0c;\u4ee5\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u9ad8\u5f3a\u5ea6\u544a\u8b66\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4f7f\u5f97\u7ba1\u7406\u5458\u5728\u8fd0\u884c\u65f6\u66f4\u5bb9\u6613\u533a\u5206\u771f\u6b63\u7684\u4e25\u91cd\u9519\u8bef\u4e0e\u666e\u901a\u7684 TLS \u63d0\u793a\u3002<\/p>\n<h5>&#xff08;4&#xff09;FastCGI\u3001SCGI\u3001uwsgi \u4e09\u5927\u540e\u7aef\u534f\u8bae\u6539\u8fdb<\/h5>\n<p>\u5728\u8fd9\u4e09\u4e2a\u6a21\u5757&#xff08;ngx_http_fastcgi_module.c\u3001ngx_http_scgi_module.c\u3001ngx_http_uwsgi_module.c&#xff09;\u4e2d&#xff0c;\u65b0\u589e\u4e86\u4e00\u4e2a\u7edf\u4e00\u7684\u521d\u59cb\u5316\u903b\u8f91&#xff1a;<\/p>\n<ul>\n<li>\u65b0\u589e HTTP_HOST \u53c2\u6570\u4f20\u9012\u673a\u5236&#xff0c;\u786e\u4fdd\u5728\u4ee3\u7406\u5230\u540e\u7aef\u65f6&#xff0c;HTTP_HOST \u80fd\u4fdd\u6301\u4e0e\u8bf7\u6c42\u76ee\u6807\u4e00\u81f4\u3002<\/li>\n<li>\u8be5\u53c2\u6570\u7ec4\u7edf\u4e00\u5b9a\u4e49\u4e3a&#xff1a;<span class=\"token punctuation\">{<\/span> <span class=\"token function\">ngx_string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;HTTP_HOST&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token function\">ngx_string<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;$host$is_request_port$request_port&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">}<\/span>\n<\/li>\n<li>\u4f18\u5316\u4e86 FastCGI\u3001SCGI\u3001uwsgi \u7684 init_params \u8c03\u7528&#xff0c;\u9632\u6b62\u51fa\u73b0\u672a\u8bbe\u7f6e\u4e3b\u673a\u5934\u7684\u60c5\u51b5\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u610f\u5473\u7740&#xff0c;\u5f53 nginx \u4f5c\u4e3a\u5e94\u7528\u670d\u52a1\u5668\u4ee3\u7406\u65f6&#xff0c;\u540e\u7aef\u811a\u672c\u6216\u5e94\u7528\u4e0d\u518d\u56e0\u4e3a\u7f3a\u5931 HTTP_HOST \u800c\u89e3\u6790\u5f02\u5e38\u3002<\/p>\n<h5>&#xff08;5&#xff09;Range \u6a21\u5757\u7684\u591a\u533a\u95f4\u54cd\u5e94\u4fee\u8ba2<\/h5>\n<p>\u5728 ngx_http_range_filter_module.c \u4e2d\u6539\u8fdb\u4e86\u591a\u533a\u95f4\u8bf7\u6c42\u5904\u7406\u903b\u8f91&#xff1a;<\/p>\n<ul>\n<li>\u5f15\u5165\u53d8\u91cf max_ranges \u63a7\u5236\u533a\u95f4\u6570\u91cf&#xff1b;<\/li>\n<li>\u589e\u52a0\u4e86\u54cd\u5e94\u4f53\u4e0e\u539f\u59cb\u957f\u5ea6\u7684\u6bd4\u5bf9\u9650\u5236&#xff1b;<\/li>\n<li>\u9632\u6b62\u591a\u533a\u95f4\u8bf7\u6c42\u751f\u6210\u6bd4\u539f\u6587\u4ef6\u66f4\u5927\u7684\u54cd\u5e94&#xff1b;<\/li>\n<li>\u5bf9\u8d85\u5927\u8303\u56f4\u7684\u54cd\u5e94\u589e\u52a0\u5408\u7406\u7684\u62d2\u7edd\u5224\u5b9a\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u90e8\u5206\u6539\u52a8\u5b9e\u9645\u63d0\u5347\u4e86 nginx \u5728\u5904\u7406\u590d\u6742 Range \u8bf7\u6c42\u65f6\u7684\u6027\u80fd\u4e0e\u7a33\u5b9a\u6027&#xff0c;\u907f\u514d\u8d44\u6e90\u6d6a\u8d39\u548c\u6f5c\u5728\u7684\u5185\u5b58\u5f02\u5e38\u3002<\/p>\n<h5>&#xff08;6&#xff09;Proxy v2 \u4fee\u590d\u8bf7\u6c42\u4f53\u5904\u7406\u903b\u8f91<\/h5>\n<p>\u6587\u4ef6 ngx_http_proxy_v2_module.c \u4e2d&#xff1a;<\/p>\n<ul>\n<li>\u5728\u8bf7\u6c42\u91cd\u5efa\u51fd\u6570\u4e2d\u65b0\u589e ctx-&gt;in \u4e0e ctx-&gt;busy \u521d\u59cb\u5316\u6e05\u7a7a&#xff0c;\u786e\u4fdd\u8de8\u8bf7\u6c42\u7684\u8bf7\u6c42\u4f53\u4e0d\u6b8b\u7559\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u89e3\u51b3\u4e86\u5728\u4ee3\u7406\u591a\u9636\u6bb5\u901a\u4fe1\u4e2d&#xff0c;\u7f13\u51b2\u533a\u672a\u6b63\u786e\u91ca\u653e\u7684\u95ee\u9898\u3002<\/p>\n<h5>&#xff08;7&#xff09;Upstream \u6a21\u5757\u7a33\u5b9a\u6027\u63d0\u5347<\/h5>\n<p>\u5728 ngx_http_upstream.c \u4e0e ngx_http_upstream.h \u6587\u4ef6\u4e2d&#xff1a;<\/p>\n<ul>\n<li>\u589e\u52a0 response_received \u72b6\u6001\u6807\u8bc6&#xff1b;<\/li>\n<li>\u4f18\u5316 ngx_http_upstream_connect \u4e0e ngx_http_upstream_process_header \u4e24\u4e2a\u6838\u5fc3\u51fd\u6570\u3002<\/li>\n<\/ul>\n<p>\u4f18\u5316\u903b\u8f91\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u5f53\u68c0\u6d4b\u5230 SSL 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