{"id":998,"date":"2026-11-12T23:46:07","date_gmt":"2026-11-12T15:46:07","guid":{"rendered":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-1d62e525a1303ee00089e4f6d4cda79be87aa5337d448f47bb2c2d22ba40f5f3\/"},"modified":"2026-11-12T23:46:07","modified_gmt":"2026-11-12T15:46:07","slug":"pulsemate-security-1d62e525a1303ee00089e4f6d4cda79be87aa5337d448f47bb2c2d22ba40f5f3","status":"publish","type":"post","link":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-1d62e525a1303ee00089e4f6d4cda79be87aa5337d448f47bb2c2d22ba40f5f3\/","title":{"rendered":"PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u6df1\u5ea6\u5e94\u6025\u54cd\u5e94\uff1aCVE-2026-120141 \u4ece RECORD \u7c7b\u578b\u6821\u9a8c\u7f3a\u5931\u5230 OS \u7ea7\u4efb\u610f\u4ee3\u7801\u6267\u884c"},"content":{"rendered":"<blockquote class=\"doc-lead\"><p><strong>\u5bfc\u8bed\uff1a<\/strong>PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e CVE-2026-120141 \u662f\u4e00\u6b21\u5178\u578b\u7684\u201c\u7c7b\u578b\u7cfb\u7edf\u8fb9\u754c\u5931\u5b88\u201d\u4e8b\u4ef6\u2014\u2014\u7269\u5316\u96c6\u5408\u8fd4\u56de\u51fd\u6570\uff08materialized set-returning functions\uff09\u5728\u8fd4\u56de\u52a8\u6001 RECORD \u7c7b\u578b\u65f6\u7f3a\u4e4f\u4e25\u683c\u7684\u8fd0\u884c\u65f6\u7c7b\u578b\u4e00\u81f4\u6027\u6821\u9a8c\uff0c\u4f7f\u5f97\u4e00\u4e2a\u4ec5\u6709\u666e\u901a\u6570\u636e\u5e93\u8d26\u53f7\u6743\u9650\u7684\u7528\u6237\uff0c\u80fd\u591f\u4ee5\u6570\u636e\u5e93\u670d\u52a1\u8fdb\u7a0b\u7684\u64cd\u4f5c\u7cfb\u7edf\u7528\u6237\u8eab\u4efd\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002CVSS 8.8 \u7684\u9ad8\u5371\u8bc4\u7ea7\u610f\u5473\u7740\u8fd9\u4e0d\u662f\u4e00\u6b21\u53ef\u4ee5\u6392\u671f\u5230\u4e0b\u4e2a\u8fed\u4ee3\u7684\u666e\u901a\u7f3a\u9677\uff0c\u800c\u662f\u4e00\u573a\u5fc5\u987b\u7acb\u5373\u54cd\u5e94\u7684\u751f\u4ea7\u5b89\u5168\u4e8b\u4ef6\u3002<\/p><\/blockquote>\n<div class=\"doc-spec-grid\">\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\ud83c\udfaf \u6838\u5fc3\u6280\u672f<\/span><span class=\"doc-spec-value\">PostgreSQL SRF \u7269\u5316\u4e0e RECORD \u7c7b\u578b\u7cfb\u7edf<\/span><\/div>\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\u26a1 \u67b6\u6784\u96be\u5ea6<\/span><span class=\"doc-spec-value\">\u8d44\u6df1\u67b6\u6784\u7ea7 (Level 3-4)<\/span><\/div>\n<div class=\"doc-spec-item\"><span class=\"doc-spec-label\">\ud83d\ude80 \u6838\u5fc3\u6536\u76ca<\/span><span class=\"doc-spec-value\">\u963b\u65ad OS \u7ea7 RCE \/ \u6743\u9650\u63d0\u5347\u94fe\u8def<\/span><\/div>\n<\/div>\n<div class=\"doc-callout doc-callout-danger\">\n<div class=\"doc-callout-title\">\ud83d\udea8 \u4e25\u91cd\u9690\u60a3\u544a\u8b66<\/div>\n<p>CVE-2026-120141 \u7684 CVSS \u8bc4\u5206\u4e3a <strong>8.8\uff08High\uff09<\/strong>\u3002\u653b\u51fb\u8005\u65e0\u9700\u8d85\u7ea7\u7528\u6237\u6743\u9650\uff0c\u4ec5\u51ed\u4e00\u4e2a\u53ef\u6267\u884c SQL \u7684\u666e\u901a\u6570\u636e\u5e93\u7528\u6237\uff0c\u5373\u53ef\u901a\u8fc7\u8fd4\u56de\u52a8\u6001\u7c7b\u578b\u4e0d\u4e00\u81f4\u7684 RECORD \u884c\uff0c\u89e6\u53d1\u7c7b\u578b\u6df7\u6dc6\u5e76\u6700\u7ec8\u4ee5 <code>postgres<\/code> \u8fdb\u7a0b\u7684 OS \u7528\u6237\u8eab\u4efd\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u8fd9\u610f\u5473\u7740\u201c\u6570\u636e\u5e93\u8d26\u53f7\u9694\u79bb\u201d\u8fd9\u4e00\u6700\u57fa\u7840\u7684\u4fe1\u4efb\u8fb9\u754c\u5728\u53d7\u5f71\u54cd\u7248\u672c\u4e2d\u5df2\u5b9e\u8d28\u5931\u6548\u3002<\/div>\n<h2 class=\"doc-h2\">\u4e00\u3001PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u653b\u51fb\u9762\u5168\u666f\u4e0e\u5f71\u54cd\u77e9\u9635<\/h2>\n<p class=\"doc-p\">\u5728\u5c55\u5f00\u6839\u56e0\u5206\u6790\u4e4b\u524d\uff0c\u6211\u4eec\u5fc5\u987b\u5148\u5398\u6e05\u8fd9\u6b21 PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u7cbe\u786e\u5f71\u54cd\u8fb9\u754c\u3002\u5f88\u591a\u56e2\u961f\u5728\u6536\u5230 CVE \u901a\u544a\u65f6\u7684\u7b2c\u4e00\u53cd\u5e94\u662f\u201c\u6211\u4eec\u6ca1\u7528\u5230 json_populate_recordset\uff0c\u5e94\u8be5\u6ca1\u4e8b\u201d\u2014\u2014\u8fd9\u662f\u6781\u5176\u5371\u9669\u7684\u8bef\u5224\u3002\u901a\u544a\u660e\u786e\u6307\u51fa <code>json_populate_recordset()<\/code> \u53ea\u662f<strong>\u53d7\u5f71\u54cd\u51fd\u6570\u4e4b\u4e00<\/strong>\uff0c\u771f\u6b63\u7684\u7f3a\u9677\u4f4d\u4e8e\u6240\u6709\u7269\u5316\u96c6\u5408\u8fd4\u56de\u51fd\u6570\u7684\u901a\u7528\u6267\u884c\u8def\u5f84\u4e0a\u3002<\/p>\n<h3 class=\"doc-h3\">1.1 \u53d7\u5f71\u54cd\u7248\u672c\u77e9\u9635\u4e0e\u5347\u7ea7\u76ee\u6807<\/h3>\n<p class=\"doc-p\">\u5b98\u65b9\u5df2\u5728\u591a\u4e2a\u5927\u7248\u672c\u5206\u652f\u4e2d\u540c\u6b65\u4fee\u590d\uff0c\u4fee\u590d\u7248\u672c\u53f7\u5982\u4e0b\u8868\u6240\u793a\u3002\u8bf7\u7279\u522b\u6ce8\u610f\uff1aPostgreSQL \u7684\u6b21\u7248\u672c\u5347\u7ea7\u662f\u4e8c\u8fdb\u5236\u517c\u5bb9\u7684\uff0c\u65e0\u9700 dump\/restore\uff0c\u8fd9\u662f\u672c\u6b21\u5e94\u6025\u54cd\u5e94\u4e2d\u6210\u672c\u6700\u4f4e\u3001\u6536\u76ca\u6700\u9ad8\u7684\u52a8\u4f5c\u3002<\/p>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u5927\u7248\u672c\u5206\u652f<\/th>\n<th>\u53d7\u5f71\u54cd\u7248\u672c<\/th>\n<th>\u4fee\u590d\u7248\u672c<\/th>\n<th>\u5347\u7ea7\u65b9\u5f0f<\/th>\n<th>\u98ce\u9669\u7b49\u7ea7<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>PostgreSQL 18.x<\/td>\n<td>&lt; 18.7<\/td>\n<td>18.7<\/td>\n<td>\u6b21\u7248\u672c\u539f\u5730\u5347\u7ea7<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e\u98ce\u9669<\/span><\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL 17.x<\/td>\n<td>&lt; 17.12<\/td>\n<td>17.12<\/td>\n<td>\u6b21\u7248\u672c\u539f\u5730\u5347\u7ea7<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e\u98ce\u9669<\/span><\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL 16.x<\/td>\n<td>&lt; 16.16<\/td>\n<td>16.16<\/td>\n<td>\u6b21\u7248\u672c\u539f\u5730\u5347\u7ea7<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e\u98ce\u9669<\/span><\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL 15.x<\/td>\n<td>&lt; 15.20<\/td>\n<td>15.20<\/td>\n<td>\u6b21\u7248\u672c\u539f\u5730\u5347\u7ea7<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e\u98ce\u9669<\/span><\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL 14.x<\/td>\n<td>&lt; 14.25<\/td>\n<td>14.25<\/td>\n<td>\u6b21\u7248\u672c\u539f\u5730\u5347\u7ea7<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e\u98ce\u9669<\/span><\/td>\n<\/tr>\n<tr>\n<td>PostgreSQL \u2264 13.x<\/td>\n<td>\u5168\u90e8\uff08EOL\uff09<\/td>\n<td>\u65e0\u5b98\u65b9\u4fee\u590d<\/td>\n<td>\u5fc5\u987b\u8de8\u5927\u7248\u672c\u8fc1\u79fb<\/td>\n<td><span class=\"badge-tag-red\">\u9ad8\u98ce\u9669<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"doc-callout doc-callout-warning\">\n<div class=\"doc-callout-title\">\u26a0\ufe0f \u751f\u4ea7\u907f\u5751\u98ce\u9669<\/div>\n<p>\u4ecd\u8fd0\u884c PostgreSQL 13 \u53ca\u66f4\u65e9\u7248\u672c\u7684\u5b9e\u4f8b\u5df2\u5904\u4e8e EOL \u72b6\u6001\uff0c\u5b98\u65b9\u4e0d\u4f1a\u4e3a\u8be5\u5206\u652f\u63d0\u4f9b\u8865\u4e01\u3002\u8fd9\u7c7b\u5b9e\u4f8b\u5728\u672c\u6f0f\u6d1e\u9762\u524d\u7b49\u540c\u4e8e\u201c\u6c38\u4e45\u66b4\u9732\u201d\u3002\u5982\u679c\u4f60\u7684\u751f\u4ea7\u73af\u5883\u4ecd\u505c\u7559\u5728 13\uff0c\u8bf7\u5c06\u672c\u6b21\u4e8b\u4ef6\u4f5c\u4e3a\u5f3a\u5236\u8fc1\u79fb\u7684\u51b3\u7b56\u4f9d\u636e\uff0c\u800c\u4e0d\u662f\u7ee7\u7eed\u6253\u8865\u4e01\u7eed\u547d\u3002<\/p><\/div>\n<h3 class=\"doc-h3\">1.2 \u653b\u51fb\u8005\u89c6\u89d2\u7684\u5229\u7528\u524d\u7f6e\u6761\u4ef6<\/h3>\n<p class=\"doc-p\">\u4ece\u5a01\u80c1\u5efa\u6a21\u89d2\u5ea6\u770b\uff0c\u672c\u6f0f\u6d1e\u7684\u5229\u7528\u95e8\u69db\u8fdc\u4f4e\u4e8e\u591a\u6570\u4eba\u7684\u76f4\u89c9\u3002\u653b\u51fb\u8005\u53ea\u9700\u8981\u6ee1\u8db3\u4ee5\u4e0b\u6761\u4ef6\u5373\u53ef\u53d1\u8d77\u5229\u7528\uff1a<\/p>\n<ul class=\"doc-list\">\n<li>\u62e5\u6709\u4e00\u4e2a\u53ef\u767b\u5f55\u7684\u6570\u636e\u5e93\u8d26\u53f7\uff0c\u4e14\u5177\u5907\u6267\u884c SQL \u7684\u57fa\u672c\u6743\u9650\uff08\u5982 <code>CONNECT<\/code> + <code>USAGE<\/code> on schema\uff09\uff1b<\/li>\n<li>\u80fd\u591f\u8c03\u7528\u6216\u95f4\u63a5\u89e6\u53d1\u7269\u5316\u96c6\u5408\u8fd4\u56de\u51fd\u6570\uff08\u5305\u62ec\u901a\u8fc7\u89c6\u56fe\u3001\u51fd\u6570\u5c01\u88c5\u3001ORM \u751f\u6210\u8bed\u53e5\u7b49\u95f4\u63a5\u8def\u5f84\uff09\uff1b<\/li>\n<li>\u80fd\u591f\u6784\u9020\u8fd4\u56de\u52a8\u6001 RECORD \u7c7b\u578b\u4e0d\u4e00\u81f4\u7684\u884c\u6570\u636e\u3002<\/li>\n<\/ul>\n<p class=\"doc-p\">\u6362\u53e5\u8bdd\u8bf4\uff0c\u5728\u591a\u79df\u6237 SaaS\u3001\u6570\u636e\u5206\u6790\u5e73\u53f0\u3001\u4ee5\u53ca\u4efb\u4f55\u5411\u5916\u90e8\u63d0\u4f9b\u201c\u53ef\u6267\u884c SQL \u80fd\u529b\u201d\u7684\u4ea7\u54c1\u4e2d\uff0c\u8fd9\u4e2a\u6f0f\u6d1e\u7684\u66b4\u9732\u9762\u51e0\u4e4e\u8986\u76d6\u5168\u90e8\u79df\u6237\u3002\u8fd9\u4e5f\u662f\u5b83\u88ab\u8bc4\u4e3a High \u800c\u975e Medium \u7684\u6838\u5fc3\u539f\u56e0\u3002<\/p>\n<div class=\"doc-arch-card\">\n<div class=\"doc-arch-header\">\n<div class=\"doc-arch-title-wrap\">\n      <span class=\"doc-arch-title\"><span class=\"icon\">\ud83d\udcd0<\/span> PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u5229\u7528\u94fe\u8def\u4e0e\u9632\u5fa1\u7eb5\u6df1\u5168\u666f<\/span><br \/>\n      <span class=\"doc-arch-badge\">\u4f01\u4e1a\u7ea7\u67b6\u6784\u89c4\u8303<\/span>\n    <\/div>\n<div class=\"doc-arch-actions\">\n      <button type=\"button\" class=\"doc-arch-btn btn-copy-raw\">\ud83d\udccb \u590d\u5236\u6e90\u7801<\/button><br \/>\n      <button type=\"button\" class=\"doc-arch-btn btn-zoom-arch\">\ud83d\udd0d \u653e\u5927\u67e5\u770b<\/button>\n    <\/div>\n<\/p><\/div>\n<pre class=\"mermaid\">\nflowchart TD\n    subgraph \u63a5\u5165\u5c42 [\"\u8868\u73b0\u5c42\u4e0e\u63a5\u5165\u7f51\u5173 (Client &amp; Gateway Tier)\"]\n        A[\"\u666e\u901a\u6570\u636e\u5e93\u7528\u6237 (\u4f4e\u6743\u9650\u8d26\u53f7)\"] --&gt; B[\"SQL \u8bf7\u6c42\u5165\u53e3 (\u8fde\u63a5\u6c60 \/ \u5e94\u7528\u5c42)\"]\n    end\n    subgraph \u89c4\u5219\u5c42 [\"\u89e3\u6790\u4e0e\u7c7b\u578b\u63a8\u5bfc\u5c42 (Parser &amp; Type Inference Tier)\"]\n        B --&gt; C[\"\u67e5\u8be2\u89e3\u6790\u4e0e\u51fd\u6570\u89e3\u6790 (SRF \u8bc6\u522b)\"]\n        C --&gt; D[\"RECORD \u52a8\u6001\u7c7b\u578b\u63a8\u5bfc (Type Inference)\"]\n    end\n    subgraph \u9886\u57df\u5c42 [\"\u6838\u5fc3\u6267\u884c\u4e0e\u7269\u5316\u5c42 (Executor &amp; Materialization Tier)\"]\n        D --&gt; E[\"\u96c6\u5408\u8fd4\u56de\u51fd\u6570\u7269\u5316 (Materialize SRF)\"]\n        E --&gt; F{\"\u52a8\u6001 RECORD \u7c7b\u578b\u4e00\u81f4\u6027\u6821\u9a8c\"}\n        F --&gt;|\"\u6821\u9a8c\u7f3a\u5931 (\u53d7\u5f71\u54cd\u7248\u672c)\"| G[\"\u7c7b\u578b\u6df7\u6dc6 (Type Confusion)\"]\n        F --&gt;|\"\u4e25\u683c\u6821\u9a8c (\u4fee\u590d\u7248\u672c)\"| H[\"\u5b89\u5168\u62d2\u7edd\u5e76\u62a5\u9519\"]\n    end\n    subgraph \u5b58\u50a8\u5c42 [\"\u57fa\u7840\u8bbe\u65bd\u4e0e OS \u8fb9\u754c (Infrastructure Tier)\"]\n        G --&gt; I[\"\u8d8a\u754c\u5185\u5b58\u8bbf\u95ee \/ \u7c7b\u578b\u6307\u9488\u8bef\u7528\"]\n        I --&gt; J[\"\u4ee5 postgres OS \u7528\u6237\u6267\u884c\u4efb\u610f\u4ee3\u7801\"]\n        H --&gt; K[(\"\u6b63\u5e38\u8fd4\u56de\u7ed3\u679c\u96c6\")]\n    end\n       <\/pre>\n<div class=\"doc-arch-caption\">\u56fe 1: PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u4ece\u4f4e\u6743\u9650 SQL \u8bf7\u6c42\u5230 OS \u7ea7\u4ee3\u7801\u6267\u884c\u7684\u5b8c\u6574\u94fe\u8def\uff0c\u4ee5\u53ca\u4fee\u590d\u7248\u672c\u5728\u7269\u5316\u5c42\u63d2\u5165\u7684\u7c7b\u578b\u4e00\u81f4\u6027\u6821\u9a8c\u65ad\u70b9\u3002<\/div>\n<\/div>\n<h2 class=\"doc-h2\">\u4e8c\u3001\u6839\u56e0\u62c6\u89e3\uff1a\u7269\u5316 SRF \u4e0e\u52a8\u6001 RECORD \u7c7b\u578b\u7684\u4fe1\u4efb\u5931\u5b88<\/h2>\n<h3 class=\"doc-h3\">2.1 \u4ec0\u4e48\u662f\u201c\u7269\u5316\u96c6\u5408\u8fd4\u56de\u51fd\u6570\u201d<\/h3>\n<p class=\"doc-p\">\u8981\u7406\u89e3\u8fd9\u4e2a PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\uff0c\u5fc5\u987b\u5148\u7406\u89e3 PostgreSQL \u4e2d\u96c6\u5408\u8fd4\u56de\u51fd\u6570\uff08Set-Returning Function, SRF\uff09\u7684\u6267\u884c\u6a21\u578b\u3002\u5f53\u4e00\u4e2a SRF \u51fa\u73b0\u5728\u67e5\u8be2\u7684 FROM \u5b50\u53e5\u4e2d\u65f6\uff0c\u4f18\u5316\u5668\u9700\u8981\u5c06\u5176\u201c\u7269\u5316\u201d\uff08materialize\uff09\u2014\u2014\u5373\u628a\u51fd\u6570\u9010\u884c\u4ea7\u51fa\u7684\u7ed3\u679c\u7f13\u5b58\u4e3a\u4e00\u4e2a\u5143\u7ec4\u8868\uff0c\u518d\u53c2\u4e0e\u540e\u7eed\u7684\u8fde\u63a5\u3001\u8fc7\u6ee4\u4e0e\u6295\u5f71\u3002<\/p>\n<p class=\"doc-p\">\u95ee\u9898\u6070\u6070\u51fa\u5728\u201c\u7269\u5316\u201d\u8fd9\u4e2a\u52a8\u4f5c\u4e0a\u3002SRF \u7684\u8fd4\u56de\u7c7b\u578b\u5728\u51fd\u6570\u5b9a\u4e49\u65f6\u58f0\u660e\u4e3a <code>SETOF record<\/code> \u65f6\uff0c\u5176<strong>\u6bcf\u4e00\u884c\u7684\u5b9e\u9645\u5217\u7ed3\u6784\u662f\u8fd0\u884c\u65f6\u52a8\u6001\u51b3\u5b9a\u7684<\/strong>\u3002\u6267\u884c\u5668\u5728\u7269\u5316\u9636\u6bb5\u4f1a\u4f9d\u636e\u9996\u884c\u6216\u8c03\u7528\u65b9\u63d0\u4f9b\u7684\u5217\u5b9a\u4e49\u63cf\u8ff0\u7b26\uff08TupleDesc\uff09\u6765\u89e3\u8bfb\u540e\u7eed\u6240\u6709\u884c\u3002\u5982\u679c\u51fd\u6570\u5728\u4e0d\u540c\u884c\u4e4b\u95f4\u8fd4\u56de\u4e86\u7ed3\u6784\u4e0d\u4e00\u81f4\u7684 RECORD\uff0c\u800c\u6267\u884c\u5668\u53c8\u672a\u505a\u4e25\u683c\u6821\u9a8c\uff0c\u5c31\u4f1a\u628a A \u7c7b\u578b\u7684\u5185\u5b58\u5e03\u5c40\u5f53\u4f5c B \u7c7b\u578b\u6765\u89e3\u8bfb\u2014\u2014\u8fd9\u5c31\u662f\u7c7b\u578b\u6df7\u6dc6\uff08Type Confusion\uff09\u7684\u672c\u8d28\u3002<\/p>\n<div class=\"doc-callout doc-callout-info\">\n<div class=\"doc-callout-title\">\ud83d\udca1 \u67b6\u6784\u6838\u5fc3\u51b3\u7b56<\/div>\n<p>\u7c7b\u578b\u6df7\u6dc6\u7c7b\u6f0f\u6d1e\u7684\u5371\u9669\u6027\u5728\u4e8e\u5b83<strong>\u7ed5\u8fc7\u4e86\u6240\u6709\u57fa\u4e8e\u201c\u7c7b\u578b\u201d\u6784\u5efa\u7684\u5b89\u5168\u5047\u8bbe<\/strong>\u3002\u6570\u636e\u5e93\u7684\u6743\u9650\u6a21\u578b\u3001\u5185\u5b58\u5b89\u5168\u8fb9\u754c\u3001\u4e43\u81f3 C \u8bed\u8a00\u5c42\u7684\u6307\u9488\u8bed\u4e49\uff0c\u90fd\u5efa\u7acb\u5728\u201c\u4e00\u4e2a\u503c\u5c31\u662f\u5b83\u58f0\u660e\u7684\u7c7b\u578b\u201d\u8fd9\u4e00\u5951\u7ea6\u4e4b\u4e0a\u3002\u4e00\u65e6\u5951\u7ea6\u88ab\u6253\u7834\uff0c\u540e\u7eed\u6240\u6709\u9632\u5fa1\u90fd\u5f62\u540c\u865a\u8bbe\u3002<\/div>\n<h3 class=\"doc-h3\">2.2 json_populate_recordset \u4e3a\u4f55\u6210\u4e3a\u5178\u578b\u653b\u51fb\u8f7d\u4f53<\/h3>\n<p class=\"doc-p\"><code>json_populate_recordset()<\/code> \u4e4b\u6240\u4ee5\u88ab\u901a\u544a\u70b9\u540d\uff0c\u662f\u56e0\u4e3a\u5b83\u5929\u7136\u6ee1\u8db3\u653b\u51fb\u6240\u9700\u7684\u5168\u90e8\u6761\u4ef6\uff1a\u5b83\u63a5\u53d7\u4e00\u4e2a\u4efb\u610f\u7684 JSON \u6570\u7ec4\uff0c\u5e76\u5c06\u5176\u5c55\u5f00\u4e3a <code>SETOF record<\/code>\uff1b\u8c03\u7528\u65b9\u901a\u8fc7 <code>AS (col type, ...)<\/code> \u6307\u5b9a\u5217\u5b9a\u4e49\uff1b\u800c JSON \u6570\u636e\u7684\u7ed3\u6784\u5b8c\u5168\u7531\u653b\u51fb\u8005\u63a7\u5236\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u7cbe\u5fc3\u6784\u9020 JSON \u6570\u7ec4\uff0c\u4f7f\u5f97\u4e0d\u540c\u5143\u7d20\u5728\u201c\u5217\u6570\u3001\u5217\u7c7b\u578b\u3001\u5d4c\u5957\u7ed3\u6784\u201d\u4e0a\u4ea7\u751f\u5dee\u5f02\uff0c\u8bf1\u5bfc\u7269\u5316\u9636\u6bb5\u4ea7\u751f\u7c7b\u578b\u4e0d\u4e00\u81f4\u7684 RECORD \u884c\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-title=\"\u653b\u51fb\u9762\u793a\u610f\uff1a\u52a8\u6001 RECORD \u7c7b\u578b\u4e0d\u4e00\u81f4\u7684\u6784\u9020\u6a21\u5f0f\">\n-- \u653b\u51fb\u8005\u63a7\u5236 JSON \u5185\u5bb9\uff0c\u5217\u5b9a\u4e49\u7531\u8c03\u7528\u65b9\u58f0\u660e\n-- \u5f53\u4e0d\u540c\u884c\u7684\u5b9e\u9645\u7ed3\u6784\u4e0e\u58f0\u660e\u7684 TupleDesc \u4e0d\u4e00\u81f4\u65f6\uff0c\n-- \u53d7\u5f71\u54cd\u7248\u672c\u4f1a\u5728\u7269\u5316\u9636\u6bb5\u4ea7\u751f\u7c7b\u578b\u6df7\u6dc6\nSELECT *\nFROM json_populate_recordset(\n    NULL::record,\n    '[{\"a\": 1, \"b\": \"x\"},\n      {\"a\": [1,2,3], \"b\": {\"nested\": true}}]'\n) AS t(a int, b text);\n<\/pre>\n<p class=\"doc-p\">\u9700\u8981\u5f3a\u8c03\u7684\u662f\uff0c\u4e0a\u8ff0\u8bed\u53e5\u5728\u4fee\u590d\u7248\u672c\u4e2d\u4f1a\u88ab\u5b89\u5168\u5730\u62d2\u7edd\u5e76\u629b\u51fa\u7c7b\u578b\u4e0d\u5339\u914d\u9519\u8bef\uff1b\u800c\u5728\u53d7\u5f71\u54cd\u7248\u672c\u4e2d\uff0c\u6267\u884c\u5668\u53ef\u80fd\u5c06\u6570\u7ec4\u6216\u5bf9\u8c61\u7684\u5185\u5b58\u8868\u793a\u8bef\u8bfb\u4e3a\u6807\u91cf\uff0c\u8fdb\u800c\u9020\u6210\u8d8a\u754c\u8bbf\u95ee\u6216\u6307\u9488\u8bef\u7528\uff0c\u6700\u7ec8\u88ab\u653b\u51fb\u8005\u8f6c\u5316\u4e3a\u53ef\u63a7\u7684\u4ee3\u7801\u6267\u884c\u539f\u8bed\u3002<\/p>\n<h3 class=\"doc-h3\">2.3 \u4ece\u7c7b\u578b\u6df7\u6dc6\u5230 OS \u7ea7 RCE \u7684\u6700\u540e\u4e00\u516c\u91cc<\/h3>\n<p class=\"doc-p\">\u7c7b\u578b\u6df7\u6dc6\u672c\u8eab\u53ea\u662f\u201c\u5185\u5b58\u8bef\u8bfb\u201d\uff0c\u8981\u5347\u7ea7\u4e3a\u4efb\u610f\u4ee3\u7801\u6267\u884c\uff0c\u653b\u51fb\u8005\u8fd8\u9700\u8981\u5b8c\u6210\u4e24\u6b65\uff1a\u5176\u4e00\uff0c\u901a\u8fc7\u7cbe\u5fc3\u6784\u9020\u7684 RECORD \u7ed3\u6784\u5b9e\u73b0\u53ef\u63a7\u7684\u5185\u5b58\u5e03\u5c40\u64cd\u7eb5\uff08\u5982\u4f2a\u9020 varlena \u5934\u90e8\u3001\u7be1\u6539\u51fd\u6570\u6307\u9488\u6216\u7c7b\u578b\u8f6c\u6362\u8df3\u8f6c\u8868\uff09\uff1b\u5176\u4e8c\uff0c\u501f\u52a9 PostgreSQL \u8fdb\u7a0b\u5185\u5df2\u6709\u7684\u53ef\u6267\u884c\u539f\u8bed\uff08\u5982\u8868\u8fbe\u5f0f\u6c42\u503c\u3001\u7c7b\u578b\u8f93\u5165\u51fd\u6570\u8c03\u7528\uff09\u5b8c\u6210\u63a7\u5236\u6d41\u52ab\u6301\u3002\u7531\u4e8e PostgreSQL \u540e\u7aef\u8fdb\u7a0b\u4ee5\u72ec\u7acb\u7684 OS \u7528\u6237\uff08\u901a\u5e38\u662f <code>postgres<\/code>\uff09\u8fd0\u884c\uff0c\u4e00\u65e6\u63a7\u5236\u6d41\u88ab\u52ab\u6301\uff0c\u653b\u51fb\u8005\u4fbf\u83b7\u5f97\u4e86\u8be5 OS \u7528\u6237\u6743\u9650\u4e0b\u7684\u4efb\u610f\u547d\u4ee4\u6267\u884c\u80fd\u529b\u2014\u2014\u8fd9\u6b63\u662f CVSS 8.8 \u4e2d\u201cHigh Integrity\/Confidentiality Impact\u201d\u7684\u6765\u6e90\u3002<\/p>\n<div class=\"doc-callout doc-callout-warning\">\n<div class=\"doc-callout-title\">\u26a0\ufe0f \u751f\u4ea7\u907f\u5751\u98ce\u9669<\/div>\n<p>\u4e0d\u8981\u8bef\u4ee5\u4e3a\u201c\u6570\u636e\u5e93\u53ea\u5728\u5185\u7f51\u201d\u5c31\u80fd\u514d\u75ab\u3002\u5927\u91cf\u6570\u636e\u6cc4\u9732\u4e8b\u4ef6\u7684\u8d77\u70b9\u90fd\u662f\u201c\u67d0\u4e2a\u4f4e\u6743\u9650\u5e94\u7528\u8d26\u53f7\u88ab\u653b\u9677\u201d\u3002\u672c\u6f0f\u6d1e\u5c06\u201c\u5e94\u7528\u8d26\u53f7\u88ab\u653b\u9677\u201d\u7684\u540e\u679c\u4ece\u201c\u6570\u636e\u6cc4\u9732\u201d\u76f4\u63a5\u5347\u7ea7\u4e3a\u201c\u6570\u636e\u5e93\u670d\u52a1\u5668\u6ca6\u9677\u201d\uff0c\u6a2a\u5411\u79fb\u52a8\u7684\u8df3\u677f\u4ef7\u503c\u6781\u9ad8\u3002<\/p><\/div>\n<h2 class=\"doc-h2\">\u4e09\u3001\u5e94\u6025\u54cd\u5e94\uff1aPostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684 24 \u5c0f\u65f6\u5904\u7f6e\u6e05\u5355<\/h2>\n<h3 class=\"doc-h3\">3.1 \u7b2c\u4e00\u6b65\uff1a\u8d44\u4ea7\u76d8\u70b9\u4e0e\u7248\u672c\u786e\u8ba4<\/h3>\n<p class=\"doc-p\">\u5e94\u6025\u54cd\u5e94\u7684\u7b2c\u4e00\u539f\u5219\u662f\u201c\u5148\u770b\u6e05\u6218\u573a\u201d\u3002\u8bf7\u5728\u6240\u6709 PostgreSQL \u5b9e\u4f8b\u4e0a\u6267\u884c\u7248\u672c\u67e5\u8be2\uff0c\u5e76\u4e0e\u4fee\u590d\u7248\u672c\u77e9\u9635\u6bd4\u5bf9\u3002\u6ce8\u610f\u8981\u8986\u76d6\u4e3b\u5e93\u3001\u53ea\u8bfb\u526f\u672c\u3001\u903b\u8f91\u590d\u5236\u8ba2\u9605\u7aef\u4ee5\u53ca\u6240\u6709\u6d4b\u8bd5\/\u9884\u53d1\u73af\u5883\u2014\u2014\u653b\u51fb\u8005\u5f80\u5f80\u4ece\u9632\u62a4\u6700\u8584\u5f31\u7684\u73af\u5883\u5207\u5165\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-title=\"version_check.sql\">\n-- \u786e\u8ba4\u7cbe\u786e\u7248\u672c\u53f7\nSELECT version();\n\n-- \u7ed3\u6784\u5316\u63d0\u53d6\uff0c\u4fbf\u4e8e\u6279\u91cf\u6bd4\u5bf9\nSELECT current_setting('server_version_num')::int AS version_num,\n       current_setting('server_version')     AS version_str;\n<\/pre>\n<h3 class=\"doc-h3\">3.2 \u7b2c\u4e8c\u6b65\uff1a\u4f18\u5148\u5347\u7ea7\uff0c\u800c\u975e\u6253\u8865\u4e01<\/h3>\n<p class=\"doc-p\">PostgreSQL \u5b98\u65b9\u5bf9\u6b21\u7248\u672c\u7684\u5b89\u5168\u4fee\u590d\u91c7\u7528\u201c\u7d2f\u79ef\u53d1\u5e03\u201d\u7b56\u7565\uff0c\u76f4\u63a5\u5347\u7ea7\u5230\u5bf9\u5e94\u5206\u652f\u7684\u6700\u65b0\u6b21\u7248\u672c\u5373\u53ef\u83b7\u5f97\u4fee\u590d\uff0c\u65e0\u9700\u5355\u72ec\u6253\u8865\u4e01\u3002\u4ee5\u4e0b\u4e3a Debian\/Ubuntu \u4e0e RHEL \u7cfb\u53d1\u884c\u7248\u7684\u5347\u7ea7\u547d\u4ee4\u793a\u4f8b\u3002\u5347\u7ea7\u524d\u8bf7\u52a1\u5fc5\u786e\u8ba4\u5df2\u914d\u7f6e\u597d\u5907\u4efd\u4e0e\u56de\u6eda\u9884\u6848\u3002<\/p>\n<details class=\"doc-accordion\">\n<summary>\u70b9\u51fb\u5c55\u5f00\uff1a\u5404\u53d1\u884c\u7248 PostgreSQL \u5347\u7ea7\u6267\u884c\u547d\u4ee4\u4e0e\u56de\u6eda\u9884\u6848<\/summary>\n<div class=\"doc-accordion-content\">\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-title=\"upgrade_postgresql.sh\">\n# Debian \/ Ubuntu (PGDG \u5b98\u65b9\u6e90)\nsudo apt update\nsudo apt install --only-upgrade postgresql-16\nsudo systemctl restart postgresql\n\n# RHEL \/ Rocky \/ AlmaLinux (PGDG \u5b98\u65b9\u6e90)\nsudo dnf update postgresql16-server postgresql16-libs\nsudo systemctl restart postgresql\n\n# \u5347\u7ea7\u540e\u9a8c\u8bc1\npsql -c \"SELECT version();\"\n\n# \u56de\u6eda\u9884\u6848\uff1a\u4fdd\u7559\u65e7\u7248\u672c\u4e8c\u8fdb\u5236\u5305\uff0c\u5fc5\u8981\u65f6\u964d\u7ea7\n# sudo apt install postgresql-16=\n# \u6ce8\u610f\uff1a\u6b21\u7248\u672c\u964d\u7ea7\u901a\u5e38\u5b89\u5168\uff0c\u4f46\u8bf7\u5148\u5728\u9884\u53d1\u73af\u5883\u9a8c\u8bc1\n<\/pre>\n<\/p><\/div>\n<\/details>\n<div class=\"baota-config-bar\"><span>postgresql.conf \u2192 shared_preload_libraries \u4fdd\u6301\u6700\u5c0f\u5316\uff0c\u51cf\u5c11\u653b\u51fb\u9762<\/span><span class=\"lang-tag\">CONF<\/span><\/div>\n<h3 class=\"doc-h3\">3.3 \u7b2c\u4e09\u6b65\uff1a\u65e0\u6cd5\u7acb\u5373\u5347\u7ea7\u65f6\u7684\u4e34\u65f6\u7f13\u89e3<\/h3>\n<p class=\"doc-p\">\u5bf9\u4e8e\u56e0\u4e1a\u52a1\u7a97\u53e3\u9650\u5236\u6682\u65f6\u65e0\u6cd5\u5347\u7ea7\u7684\u5b9e\u4f8b\uff0c\u53ef\u91c7\u53d6\u4ee5\u4e0b\u7eb5\u6df1\u9632\u5fa1\u63aa\u65bd\u964d\u4f4e\u66b4\u9732\u9762\u3002\u8bf7\u6ce8\u610f\uff1a\u8fd9\u4e9b\u63aa\u65bd\u662f<strong>\u7f13\u89e3<\/strong>\u800c\u975e<strong>\u4fee\u590d<\/strong>\uff0c\u4e0d\u80fd\u66ff\u4ee3\u5347\u7ea7\u3002<\/p>\n<ul class=\"doc-list\">\n<li><strong>\u6536\u655b\u51fd\u6570\u6267\u884c\u6743\u9650\uff1a<\/strong>\u64a4\u9500\u666e\u901a\u4e1a\u52a1\u8d26\u53f7\u5bf9 <code>json_populate_recordset<\/code> \u7b49\u9ad8\u98ce\u9669 SRF \u7684 EXECUTE \u6743\u9650\uff0c\u4ec5\u6388\u4e88\u786e\u9700\u4f7f\u7528\u7684\u89d2\u8272\u3002<\/li>\n<li><strong>\u7f51\u7edc\u5c42\u9694\u79bb\uff1a<\/strong>\u901a\u8fc7 <code>pg_hba.conf<\/code> \u4e25\u683c\u9650\u5236\u53ef\u8fde\u63a5\u6765\u6e90 IP\uff0c\u7981\u6b62\u6570\u636e\u5e93\u7aef\u53e3\u5bf9\u975e\u5e94\u7528\u7f51\u6bb5\u66b4\u9732\u3002<\/li>\n<li><strong>\u8d26\u53f7\u6700\u5c0f\u6743\u9650\uff1a<\/strong>\u5ba1\u8ba1\u6240\u6709\u975e\u8d85\u7ea7\u7528\u6237\u8d26\u53f7\uff0c\u56de\u6536\u4e0d\u5fc5\u8981\u7684 <code>CREATE<\/code>\u3001<code>EXECUTE<\/code> \u6743\u9650\u3002<\/li>\n<li><strong>\u884c\u4e3a\u76d1\u63a7\uff1a<\/strong>\u5f00\u542f <code>log_statement = 'all'<\/code>\uff08\u4e34\u65f6\uff09\u6216\u901a\u8fc7 pgAudit \u8bb0\u5f55\u5bf9\u9ad8\u98ce\u9669\u51fd\u6570\u7684\u8c03\u7528\uff0c\u5efa\u7acb\u5f02\u5e38\u68c0\u6d4b\u89c4\u5219\u3002<\/li>\n<\/ul>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-title=\"mitigation.sql\">\n-- \u64a4\u9500 PUBLIC \u5bf9\u9ad8\u98ce\u9669 SRF \u7684\u9ed8\u8ba4\u6267\u884c\u6743\u9650\nREVOKE EXECUTE ON FUNCTION json_populate_recordset(anyelement, json)\n    FROM PUBLIC;\n\n-- \u4ec5\u6388\u6743\u7ed9\u660e\u786e\u9700\u8981\u7684\u4e1a\u52a1\u89d2\u8272\nGRANT EXECUTE ON FUNCTION json_populate_recordset(anyelement, json)\n    TO app_trusted_role;\n\n-- \u5ba1\u8ba1\u5f53\u524d\u62e5\u6709 EXECUTE \u6743\u9650\u7684\u89d2\u8272\nSELECT r.rolname, p.proname\nFROM pg_proc p\nJOIN pg_roles r ON r.oid = ANY(p.proacl::regrole[])\nWHERE p.proname LIKE '%populate_record%';\n<\/pre>\n<div class=\"doc-callout doc-callout-info\">\n<div class=\"doc-callout-title\">\ud83d\udca1 \u67b6\u6784\u6838\u5fc3\u51b3\u7b56<\/div>\n<p>\u957f\u671f\u6765\u770b\uff0c\u5e94\u5c06\u201c\u6570\u636e\u5e93\u8d26\u53f7\u6743\u9650\u6700\u5c0f\u5316\u201d\u7eb3\u5165\u67b6\u6784\u57fa\u7ebf\uff1a\u5e94\u7528\u8d26\u53f7\u53ea\u5e94\u62e5\u6709 DML \u6743\u9650\uff0cDDL \u4e0e\u9ad8\u98ce\u9669\u51fd\u6570\u6267\u884c\u6743\u9650\u5e94\u901a\u8fc7\u72ec\u7acb\u7684\u8fc1\u79fb\u8d26\u53f7\u6216\u53d7\u63a7\u901a\u9053\u5b8c\u6210\u3002\u672c\u6b21 PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u518d\u6b21\u8bc1\u660e\uff0c\u6743\u9650\u8fb9\u754c\u5c31\u662f\u5b89\u5168\u8fb9\u754c\u3002<\/p><\/div>\n<h2 class=\"doc-h2\">\u56db\u3001\u4fee\u590d\u540e\u7684\u9a8c\u8bc1\u4e0e\u957f\u671f\u52a0\u56fa<\/h2>\n<h3 class=\"doc-h3\">4.1 \u9a8c\u8bc1\u4fee\u590d\u662f\u5426\u751f\u6548<\/h3>\n<p class=\"doc-p\">\u5347\u7ea7\u5b8c\u6210\u540e\uff0c\u5fc5\u987b\u901a\u8fc7\u56de\u5f52\u9a8c\u8bc1\u786e\u8ba4\u4fee\u590d\u751f\u6548\u3002\u6700\u76f4\u63a5\u7684\u65b9\u5f0f\u662f\u6784\u9020\u4e00\u4e2a\u7c7b\u578b\u4e0d\u4e00\u81f4\u7684 RECORD \u573a\u666f\uff0c\u786e\u8ba4\u6570\u636e\u5e93\u8fd4\u56de\u660e\u786e\u7684\u7c7b\u578b\u9519\u8bef\u800c\u975e\u9759\u9ed8\u6267\u884c\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-title=\"verify_fix.sql\">\n-- \u4fee\u590d\u7248\u672c\u5e94\u629b\u51fa\u7c7b\u578b\u4e0d\u5339\u914d\u9519\u8bef\uff08\u5982\uff1acannot cast type ...\uff09\n-- \u53d7\u5f71\u54cd\u7248\u672c\u53ef\u80fd\u9759\u9ed8\u6267\u884c\u6216\u4ea7\u751f\u5f02\u5e38\u5185\u5b58\u884c\u4e3a\nSELECT *\nFROM json_populate_recordset(\n    NULL::record,\n    '[{\"a\": 1}, {\"a\": [1,2,3]}]'\n) AS t(a int);\n<\/pre>\n<h3 class=\"doc-h3\">4.2 \u5efa\u7acb\u6570\u636e\u5e93\u5b89\u5168\u57fa\u7ebf\u4e0e\u6301\u7eed\u76d1\u63a7<\/h3>\n<p class=\"doc-p\">\u5355\u6b21\u5e94\u6025\u54cd\u5e94\u89e3\u51b3\u7684\u662f\u201c\u8fd9\u4e00\u6b21\u201d\uff0c\u800c\u67b6\u6784\u5e08\u8981\u89e3\u51b3\u7684\u662f\u201c\u4e0b\u4e00\u6b21\u201d\u3002\u5efa\u8bae\u5c06\u4ee5\u4e0b\u52a8\u4f5c\u56fa\u5316\u4e3a\u5e38\u6001\u5316\u7684\u6570\u636e\u5e93\u5b89\u5168\u57fa\u7ebf\uff1a<\/p>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u52a0\u56fa\u7ef4\u5ea6<\/th>\n<th>\u4f20\u7edf\u505a\u6cd5<\/th>\n<th>\u73b0\u4ee3\u52a0\u56fa\u65b9\u6848<\/th>\n<th>\u67b6\u6784\u6536\u76ca<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u7248\u672c\u7ba1\u7406<\/td>\n<td>\u5e74\u5ea6\u5927\u7248\u672c\u5347\u7ea7<\/td>\n<td>\u8ba2\u9605 PGDG \u5b89\u5168\u901a\u544a\uff0c\u6b21\u7248\u672c 7 \u65e5\u5185\u8ddf\u8fdb<\/td>\n<td><span class=\"badge-tag-green\">\u6f0f\u6d1e\u7a97\u53e3\u7f29\u77ed 90%<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u6743\u9650\u6a21\u578b<\/td>\n<td>\u5e94\u7528\u5171\u7528\u8d85\u7ea7\u7528\u6237<\/td>\n<td>\u6309\u89d2\u8272\u62c6\u5206 DML\/DDL\/\u51fd\u6570\u6267\u884c\u6743\u9650<\/td>\n<td><span class=\"badge-tag-green\">\u653b\u51fb\u9762\u6536\u655b<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u5ba1\u8ba1\u80fd\u529b<\/td>\n<td>\u4ec5\u5f00\u542f\u6162\u67e5\u8be2\u65e5\u5fd7<\/td>\n<td>pgAudit \u5168\u91cf\u5ba1\u8ba1 + \u5f02\u5e38\u51fd\u6570\u8c03\u7528\u544a\u8b66<\/td>\n<td><span class=\"badge-tag-green\">\u53ef\u68c0\u6d4b\u53ef\u8ffd\u6eaf<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u7f51\u7edc\u66b4\u9732<\/td>\n<td>\u6570\u636e\u5e93\u7aef\u53e3\u5bf9\u5185\u7f51\u5f00\u653e<\/td>\n<td>pg_hba.conf \u767d\u540d\u5355 + \u96f6\u4fe1\u4efb\u7f51\u5173<\/td>\n<td><span class=\"badge-tag-green\">\u6a2a\u5411\u79fb\u52a8\u963b\u65ad<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"doc-callout doc-callout-danger\">\n<div class=\"doc-callout-title\">\ud83d\udea8 \u4e25\u91cd\u9690\u60a3\u544a\u8b66<\/div>\n<p>\u82e5\u4f60\u7684\u5b9e\u4f8b\u5728\u5347\u7ea7\u524d\u5df2\u5bf9\u5916\u63d0\u4f9b\u591a\u79df\u6237 SQL \u6267\u884c\u80fd\u529b\uff0c\u8bf7\u5c06\u672c\u6b21\u4e8b\u4ef6\u6309\u201c\u53ef\u80fd\u5df2\u5931\u9677\u201d\u5904\u7406\uff1a\u7acb\u5373\u8f6e\u6362\u6570\u636e\u5e93\u8d26\u53f7\u53e3\u4ee4\u3001\u5ba1\u67e5 <code>pg_stat_activity<\/code> \u5386\u53f2\u4e0e OS \u5c42\u5f02\u5e38\u8fdb\u7a0b\u3001\u68c0\u67e5 <code>postgres<\/code> \u7528\u6237\u5bb6\u76ee\u5f55\u4e0e <code>\/tmp<\/code> \u4e0b\u7684\u53ef\u7591\u6587\u4ef6\u3002\u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u5229\u7528\u53ef\u80fd\u4e0d\u7559\u660e\u663e SQL \u65e5\u5fd7\u75d5\u8ff9\u3002<\/div>\n<h2 class=\"doc-h2\">\u4e94\u3001\u67b6\u6784\u5e08\u89c6\u89d2\u7684\u590d\u76d8\u4e0e\u542f\u793a<\/h2>\n<p class=\"doc-p\">CVE-2026-120141 \u7ed9\u6240\u6709\u6570\u636e\u5e93\u4f7f\u7528\u8005\u4e0a\u4e86\u4e00\u5802\u6602\u8d35\u7684\u8bfe\uff1a<strong>\u7c7b\u578b\u7cfb\u7edf\u4e0d\u662f\u8bed\u6cd5\u7cd6\uff0c\u800c\u662f\u5185\u5b58\u5b89\u5168\u7684\u6700\u540e\u4e00\u9053\u9632\u7ebf<\/strong>\u3002PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u6839\u56e0\u5e76\u975e\u67d0\u4e2a\u51fd\u6570\u7684\u5b9e\u73b0\u758f\u5ffd\uff0c\u800c\u662f\u201c\u52a8\u6001\u7c7b\u578b + \u7269\u5316\u6267\u884c\u201d\u8fd9\u4e00\u7ec4\u5408\u5728\u8fb9\u754c\u6821\u9a8c\u4e0a\u7684\u7cfb\u7edf\u6027\u7f3a\u53e3\u3002\u5bf9\u4e8e\u67b6\u6784\u5e08\u800c\u8a00\uff0c\u8fd9\u5e26\u6765\u4e09\u6761\u53ef\u8fc1\u79fb\u7684\u5de5\u7a0b\u539f\u5219\uff1a<\/p>\n<ul class=\"doc-list\">\n<li><strong>\u4fe1\u4efb\u8fb9\u754c\u5fc5\u987b\u663e\u5f0f\u5316\uff1a<\/strong>\u4efb\u4f55\u63a5\u53d7\u5916\u90e8\u8f93\u5165\u5e76\u53c2\u4e0e\u7c7b\u578b\u63a8\u5bfc\u7684\u7ec4\u4ef6\uff0c\u90fd\u5fc5\u987b\u5728\u8fd0\u884c\u65f6\u505a\u4e25\u683c\u7684\u4e00\u81f4\u6027\u6821\u9a8c\uff0c\u800c\u975e\u4f9d\u8d56\u8c03\u7528\u65b9\u201c\u5b88\u89c4\u77e9\u201d\u3002<\/li>\n<li><strong>\u6743\u9650\u5373\u653b\u51fb\u9762\uff1a<\/strong>\u6570\u636e\u5e93\u8d26\u53f7\u7684\u6bcf\u4e00\u4efd\u591a\u4f59\u6743\u9650\uff0c\u90fd\u662f\u6f0f\u6d1e\u5229\u7528\u94fe\u4e0a\u7684\u4e00\u7ea7\u53f0\u9636\u3002\u6700\u5c0f\u6743\u9650\u4e0d\u662f\u8fd0\u7ef4\u53e3\u53f7\uff0c\u662f\u5b89\u5168\u67b6\u6784\u7684\u786c\u7ea6\u675f\u3002<\/li>\n<li><strong>\u5e94\u6025\u80fd\u529b\u8981\u524d\u7f6e\u5efa\u8bbe\uff1a<\/strong>\u672c\u6b21\u6f0f\u6d1e\u4ece\u901a\u544a\u5230\u4fee\u590d\u7248\u672c\u53d1\u5e03\u7684\u65f6\u95f4\u7a97\u53e3\u6781\u77ed\uff0c\u80fd\u5426\u5728 24 \u5c0f\u65f6\u5185\u5b8c\u6210\u8d44\u4ea7\u76d8\u70b9\u3001\u5347\u7ea7\u9a8c\u8bc1\u4e0e\u56de\u6eda\u9884\u6848\uff0c\u53d6\u51b3\u4e8e\u5e73\u65f6\u662f\u5426\u628a\u201c\u53ef\u5347\u7ea7\u6027\u201d\u5f53\u4f5c\u67b6\u6784\u5c5e\u6027\u6765\u8bbe\u8ba1\u3002<\/li>\n<\/ul>\n<p class=\"doc-p\">\u6700\u540e\uff0c\u8bf7\u628a\u8fd9\u6b21 PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e\u7684\u5904\u7f6e\u8fc7\u7a0b\u6c89\u6dc0\u4e3a\u56e2\u961f\u7684\u5b89\u5168 runbook\uff1a\u7248\u672c\u77e9\u9635\u3001\u5347\u7ea7\u547d\u4ee4\u3001\u9a8c\u8bc1\u811a\u672c\u3001\u56de\u6eda\u6b65\u9aa4\u3001\u4ee5\u53ca\u5931\u9677\u6392\u67e5\u6e05\u5355\u3002\u4e0b\u4e00\u6b21\u9ad8\u5371\u901a\u544a\u5230\u6765\u65f6\uff0c\u4f60\u9700\u8981\u7684\u4e0d\u662f\u91cd\u65b0\u601d\u8003\uff0c\u800c\u662f\u76f4\u63a5\u6267\u884c\u3002<\/p>\n<div class=\"doc-callout doc-callout-related\">\n<div class=\"doc-callout-title\">\ud83d\udd17 \u5ef6\u4f38\u9605\u8bfb\u4e0e\u4e13\u680f\u63a8\u8350<\/div>\n<ul class=\"doc-internal-links\">\n<li><strong>\u6240\u5c5e\u4e13\u680f\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/category\/security\/\">\u6d4f\u89c8\u66f4\u591a\u3010\u5b89\u5168\u6f0f\u6d1e\u3011\u6280\u672f\u67b6\u6784\u4e0e\u5de5\u7a0b\u5b9e\u6218\u6587\u7ae0<\/a><\/li>\n<li><strong>\u63a8\u8350\u6df1\u5ea6\u9605\u8bfb\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-f2a5d6b8c052142c66b792cd3c47399431847f5bd1c60ed2517c42c76ed48ceb\/\">TimePictra \u4efb\u610f\u6587\u4ef6\u4e0a\u4f20\u6f0f\u6d1e\u6df1\u5ea6\u5256\u6790\uff1aCVE-2026-8331 \u9ad8\u5371 RCE \u7684\u6839\u56e0\u3001\u653b\u51fb\u94fe\u4e0e\u751f\u4ea7\u52a0\u56fa\u5b9e\u6218<\/a><\/li>\n<li><strong>\u63a8\u8350\u6df1\u5ea6\u9605\u8bfb\uff1a<\/strong><a href=\"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-e8c78ae15bcff261492b6d493d220a541900e7ee96ec02a5c0db270cc5d6d4af\/\">Node.js HTTP\/2 \u5185\u5b58\u6cc4\u6f0f\u9ad8\u5371\u6f0f\u6d1e\u6df1\u5ea6\u590d\u76d8\uff1aCVE-2026-123865 \u7684 GOAWAY \u7ade\u6001\u4e0e\u60ac\u6302\u4f1a\u8bdd\u6839\u56e0\u62c6\u89e3<\/a><\/li>\n<li><strong>\u5168\u7ad9\u6280\u672f\u5f52\u6863\uff1a<\/strong><a href=\"https:\/\/btc354.com\/\">\u8fd4\u56de \u4e2a\u4eba\u5b66\u4e60\u7ad9\u70b9 \u9996\u9875\u63a2\u7d22\u66f4\u591a\u6280\u672f\u524d\u6cbf<\/a><\/li>\n<\/ul>\n<\/div>\n<div class=\"doc-ref-box\">\n  <strong>\u539f\u6587\u51fa\u5904\u4e0e\u6743\u5a01\u6eaf\u6e90\u58f0\u660e\uff1a<\/strong><br \/>\n  \u672c\u6587\u6838\u5fc3\u6280\u672f\u80cc\u666f\u6e90\u81ea GitHub Security Advisory \u5b98\u65b9\u901a\u544a\uff1a<br \/>\n  <a href=\"https:\/\/github.com\/advisories\/GHSA-fhmx-cqh3-5vvj\" target=\"_blank\" rel=\"noopener noreferrer\">GHSA-fhmx-cqh3-5vvj (CVE-2026-120141 PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e)<\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5ea6\u5256\u6790 PostgreSQL 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content=\"\u6df1\u5ea6\u5256\u6790 PostgreSQL \u7c7b\u578b\u6df7\u6dc6\u6f0f\u6d1e CVE-2026-120141\uff08CVSS 8.8\uff09\uff1a\u4ece set-returning function \u7269\u5316\u673a\u5236\u4e0e RECORD \u52a8\u6001\u7c7b\u578b\u6821\u9a8c\u7f3a\u5931\u5207\u5165\uff0c\u62c6\u89e3 json_populate_recordset \u4efb\u610f\u4ee3\u7801\u6267\u884c\u94fe\u8def\uff0c\u7ed9\u51fa\u5347\u7ea7\u7248\u672c\u5bf9\u7167\u3001\u4e34\u65f6\u7f13\u89e3\u4e0e\u751f\u4ea7\u52a0\u56fa\u6e05\u5355\uff0c\u52a9 DBA \u4e0e\u5b89\u5168\u56e2\u961f\u5feb\u901f\u5b8c\u6210\u5e94\u6025\u54cd\u5e94\u4e0e\u7eb5\u6df1\u9632\u5fa1\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-1d62e525a1303ee00089e4f6d4cda79be87aa5337d448f47bb2c2d22ba40f5f3\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" 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