{"id":877,"date":"2026-11-12T11:41:49","date_gmt":"2026-11-12T03:41:49","guid":{"rendered":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-e1782df512fb79ed665175ac3060290ddac596537b211586198e349acec98ea0\/"},"modified":"2026-11-12T11:41:49","modified_gmt":"2026-11-12T03:41:49","slug":"pulsemate-security-e1782df512fb79ed665175ac3060290ddac596537b211586198e349acec98ea0","status":"publish","type":"post","link":"https:\/\/btc354.com\/index.php\/2026\/11\/12\/pulsemate-security-e1782df512fb79ed665175ac3060290ddac596537b211586198e349acec98ea0\/","title":{"rendered":"Docker overlay \u52a0\u5bc6\u5931\u6548\u6df1\u5ea6\u5256\u6790\uff1aCVE-2026-115538 firewalld \u91cd\u8f7d\u5bfc\u81f4 IPsec \u89c4\u5219\u4e22\u5931\u4e0e\u751f\u4ea7\u52a0\u56fa\u5b9e\u6218"},"content":{"rendered":"<blockquote class=\"doc-lead\"><p><strong>\u5bfc\u8bed\uff1a<\/strong>Docker overlay \u52a0\u5bc6\u5931\u6548\u5e76\u975e\u914d\u7f6e\u758f\u5ffd\uff0c\u800c\u662f Moby overlay \u7f51\u7edc\u9a71\u52a8\u5728 firewalld \u91cd\u8f7d\u540e\u65e0\u6cd5\u6062\u590d iptables \u89c4\u5219\u6240\u5f15\u53d1\u7684\u7cfb\u7edf\u6027\u5b89\u5168\u7f3a\u9677\u2014\u2014CVE-2026-115538 \u4ee5 CVSS 7.0 \u7684\u9ad8\u5371\u8bc4\u7ea7\uff0c\u66b4\u9732\u4e86\u52a0\u5bc6 overlay \u7f51\u7edc\u5728\u9632\u706b\u5899\u52a8\u6001\u53d8\u66f4\u573a\u666f\u4e0b\u7684\u9759\u9ed8\u964d\u7ea7\u98ce\u9669\u3002\u672c\u6587\u4ee5\u4e00\u7ebf\u67b6\u6784\u5e08\u89c6\u89d2\uff0c\u62c6\u89e3 D-Bus \u4fe1\u53f7\u7f3a\u5931\u7684\u6839\u56e0\u94fe\u8def\uff0c\u7ed9\u51fa\u53ef\u843d\u5730\u7684\u68c0\u6d4b\u3001\u7f13\u89e3\u4e0e\u52a0\u56fa\u65b9\u6848\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\">Moby overlay \/ IPsec \/ firewalld D-Bus<\/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\">\u6d88\u9664\u660e\u6587 VXLAN \u5916\u6cc4 \/ \u52a0\u5bc6\u94fe\u8def 100% \u53ef\u9a8c\u8bc1<\/span><\/div>\n<\/div>\n<h2 class=\"doc-h2\">\u4e00\u3001Docker overlay \u52a0\u5bc6\u5931\u6548\uff1a\u4e00\u4e2a\u88ab\u4f4e\u4f30\u7684\u9ad8\u5371\u9759\u9ed8\u964d\u7ea7<\/h2>\n<p class=\"doc-p\">CVE-2026-115538 \u7684\u6838\u5fc3\u63cf\u8ff0\u975e\u5e38\u514b\u5236\uff1aMoby \u7684 overlay \u7f51\u7edc\u9a71\u52a8\u5728 firewalld \u5220\u9664\u52a0\u5bc6 overlay \u7f51\u7edc\u7684 iptables \u89c4\u5219\u540e\uff0c\u4e0d\u4f1a\u4e3b\u52a8\u6062\u590d\u5b83\u4eec\u3002\u4e0e\u5176\u4ed6 Docker Engine \u7f51\u7edc\u7ec4\u4ef6\u4e0d\u540c\uff0coverlay \u9a71\u52a8\u4e0d\u901a\u8fc7 D-Bus \u5904\u7406 firewalld \u7684 reload \u6216 start \u4fe1\u53f7\u3002\u7f3a\u5931\u7684\u89c4\u5219\u76f4\u63a5\u5bfc\u81f4\u4e24\u4e2a\u540e\u679c\uff1a\u51fa\u7ad9 VXLAN \u6570\u636e\u62a5\u7ed5\u8fc7 IPsec \u52a0\u5bc6\uff0c\u4ee5\u53ca\u5165\u7ad9\u660e\u6587 VXLAN \u6d41\u91cf\u7684\u9632\u62a4\u88ab\u79fb\u9664\u3002<\/p>\n<p class=\"doc-p\">\u66f4\u5371\u9669\u7684\u662f\u5b83\u7684\u201c\u9759\u9ed8\u6027\u201d\uff1adockerd \u4e0d\u4f1a\u8bb0\u5f55\u4efb\u4f55\u65e5\u5fd7\uff0c\u8be5\u72b6\u6001\u4f1a\u4e00\u76f4\u6301\u7eed\uff0c\u76f4\u5230\u52a0\u5bc6\u7f51\u7edc\u7684\u6700\u540e\u4e00\u4e2a\u672c\u5730 endpoint \u88ab\u79fb\u9664\u5e76\u91cd\u65b0\u6dfb\u52a0\uff0c\u6216\u8005 dockerd \u91cd\u542f\u3002\u6bcf\u4e00\u6b21\u540e\u7eed\u7684 firewalld \u4e8b\u4ef6\u90fd\u4f1a\u91cd\u590d\u89e6\u53d1\u8be5\u6761\u4ef6\u3002\u5bf9\u4e8e\u4f9d\u8d56\u52a0\u5bc6 overlay \u7f51\u7edc\u505a\u8de8\u4e3b\u673a\u5b89\u5168\u901a\u4fe1\u7684 Swarm \u96c6\u7fa4\u800c\u8a00\uff0c\u8fd9\u610f\u5473\u7740\u4e00\u6b21\u4f8b\u884c\u9632\u706b\u5899\u91cd\u8f7d\uff0c\u5c31\u53ef\u80fd\u8ba9\u52a0\u5bc6\u94fe\u8def\u5728\u65e0\u4eba\u5bdf\u89c9\u7684\u60c5\u51b5\u4e0b\u9000\u5316\u4e3a\u660e\u6587\u4f20\u8f93\u3002<\/p>\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>\u8be5\u6f0f\u6d1e\u4e0d\u4f1a\u4ea7\u751f\u4efb\u4f55 dockerd \u65e5\u5fd7\uff0c\u76d1\u63a7\u544a\u8b66\u4f53\u7cfb\u9ed8\u8ba4\u65e0\u6cd5\u611f\u77e5\u3002\u82e5\u4f60\u7684 Swarm overlay \u7f51\u7edc\u542f\u7528\u4e86 <code>--opt encrypted<\/code>\uff0c\u4e14\u5bbf\u4e3b\u673a\u8fd0\u884c firewalld\uff0c\u8bf7\u5728\u8bfb\u5b8c\u672c\u6587\u540e\u7acb\u5373\u6267\u884c\u7b2c\u56db\u7ae0\u7684\u68c0\u6d4b\u811a\u672c\u3002<\/div>\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> Docker overlay \u52a0\u5bc6\u5931\u6548\u89e6\u53d1\u94fe\u8def\u4e0e\u89c4\u5219\u6062\u590d\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 \u89e6\u53d1\u5c42 [\"\u9632\u706b\u5899\u4e8b\u4ef6\u89e6\u53d1\u5c42 (Firewalld Event Tier)\"]\n        A[\"firewall-cmd --reload \/ \u670d\u52a1\u91cd\u542f\"] --&gt; B[\"firewalld \u6e05\u7a7a\u5e76\u91cd\u5efa iptables \u94fe\"]\n    end\n    subgraph \u4fe1\u53f7\u5c42 [\"D-Bus \u4fe1\u53f7\u5206\u53d1\u5c42 (Signal Dispatch Tier)\"]\n        B --&gt; C{\"D-Bus Reloaded \u4fe1\u53f7\u5e7f\u64ad\"}\n        C --&gt; D[\"bridge \/ host \u9a71\u52a8: \u76d1\u542c\u5e76\u91cd\u5efa\u89c4\u5219\"]\n        C --&gt; E[\"overlay \u9a71\u52a8: \u672a\u6ce8\u518c\u76d1\u542c, \u9759\u9ed8\u5ffd\u7565\"]\n    end\n    subgraph \u5931\u6548\u5c42 [\"\u52a0\u5bc6\u89c4\u5219\u7f3a\u5931\u5c42 (Rule Loss Tier)\"]\n        E --&gt; F[\"IPsec ESP \u653e\u884c\u89c4\u5219\u4e22\u5931\"]\n        E --&gt; G[\"\u660e\u6587 VXLAN 4789 \u62e6\u622a\u89c4\u5219\u4e22\u5931\"]\n    end\n    subgraph \u5f71\u54cd\u5c42 [\"\u6570\u636e\u9762\u5f71\u54cd\u5c42 (Data Plane Impact)\"]\n        F --&gt; H[\"\u51fa\u7ad9 VXLAN \u7ed5\u8fc7 IPsec \u660e\u6587\u5916\u53d1\"]\n        G --&gt; I[\"\u5165\u7ad9\u660e\u6587 VXLAN \u88ab\u63a5\u53d7\"]\n        H --&gt; J[\"\u8de8\u4e3b\u673a\u901a\u4fe1\u9759\u9ed8\u964d\u7ea7, \u65e0\u65e5\u5fd7\"]\n        I --&gt; J\n    end\n    subgraph \u6062\u590d\u5c42 [\"\u4eba\u5de5\u6062\u590d\u5c42 (Manual Recovery Tier)\"]\n        J --&gt; K[\"\u79fb\u9664\u5e76\u91cd\u5efa\u6700\u540e\u4e00\u4e2a\u672c\u5730 endpoint\"]\n        J --&gt; L[\"\u91cd\u542f dockerd\"]\n    end\n  <\/pre>\n<div class=\"doc-arch-caption\">\u56fe 1: Docker overlay \u52a0\u5bc6\u5931\u6548\u7684\u89e6\u53d1\u94fe\u8def\u2014\u2014firewalld \u91cd\u8f7d\u540e overlay \u9a71\u52a8\u56e0\u7f3a\u5931 D-Bus \u76d1\u542c\u800c\u65e0\u6cd5\u6062\u590d IPsec \u89c4\u5219\uff0c\u6700\u7ec8\u5bfc\u81f4 VXLAN \u660e\u6587\u901a\u4fe1\u3002<\/div>\n<\/div>\n<h2 class=\"doc-h2\">\u4e8c\u3001\u6839\u56e0\u62c6\u89e3\uff1a\u4e3a\u4ec0\u4e48\u53ea\u6709 overlay \u9a71\u52a8\u201c\u542c\u4e0d\u89c1\u201d firewalld<\/h2>\n<h3 class=\"doc-h3\">2.1 Docker \u7f51\u7edc\u7ec4\u4ef6\u7684 D-Bus \u76d1\u542c\u77e9\u9635<\/h3>\n<p class=\"doc-p\">Docker Engine \u7684\u7f51\u7edc\u5b50\u7cfb\u7edf\u5e76\u975e\u94c1\u677f\u4e00\u5757\u3002bridge\u3001host \u7b49\u9a71\u52a8\u5728\u542f\u52a8\u65f6\u4f1a\u5411 firewalld \u6ce8\u518c D-Bus \u76d1\u542c\uff0c\u5f53 firewalld \u53d1\u51fa <code>Reloaded<\/code> \u4fe1\u53f7\u65f6\uff0c\u8fd9\u4e9b\u9a71\u52a8\u4f1a\u91cd\u65b0\u4e0b\u53d1\u81ea\u5df1\u6240\u9700\u7684 iptables \u89c4\u5219\u3002\u800c overlay \u9a71\u52a8\u7684\u52a0\u5bc6\u89c4\u5219\uff08IPsec ESP \u653e\u884c\u3001VXLAN \u660e\u6587\u62e6\u622a\uff09\u662f\u5728\u7f51\u7edc\u521b\u5efa\u6216 endpoint \u52a0\u5165\u65f6\u4e00\u6b21\u6027\u5199\u5165\u7684\uff0c\u6ca1\u6709\u7eb3\u5165 D-Bus \u4fe1\u53f7\u9a71\u52a8\u7684\u91cd\u5efa\u6d41\u7a0b\u3002<\/p>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u7f51\u7edc\u9a71\u52a8<\/th>\n<th>\u76d1\u542c firewalld D-Bus<\/th>\n<th>\u91cd\u8f7d\u540e\u81ea\u52a8\u6062\u590d\u89c4\u5219<\/th>\n<th>\u52a0\u5bc6 overlay \u573a\u666f\u98ce\u9669<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>bridge<\/td>\n<td>\u662f<\/td>\n<td>\u662f<\/td>\n<td><span class=\"badge-tag-green\">\u65e0<\/span><\/td>\n<\/tr>\n<tr>\n<td>host<\/td>\n<td>\u662f<\/td>\n<td>\u662f<\/td>\n<td><span class=\"badge-tag-green\">\u65e0<\/span><\/td>\n<\/tr>\n<tr>\n<td>overlay\uff08\u975e\u52a0\u5bc6\uff09<\/td>\n<td>\u5426<\/td>\n<td>\u4e0d\u6d89\u53ca IPsec \u89c4\u5219<\/td>\n<td><span class=\"badge-tag-green\">\u4f4e<\/span><\/td>\n<\/tr>\n<tr>\n<td>overlay\uff08encrypted\uff09<\/td>\n<td>\u5426<\/td>\n<td>\u5426<\/td>\n<td><span class=\"badge-tag-red\">\u9ad8\uff08CVE-2026-115538\uff09<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h3 class=\"doc-h3\">2.2 \u7f3a\u5931\u7684\u4e24\u6761\u5173\u952e\u89c4\u5219<\/h3>\n<p class=\"doc-p\">\u52a0\u5bc6 overlay \u7f51\u7edc\u4f9d\u8d56\u4e24\u7ec4 iptables \u89c4\u5219\u7ef4\u6301\u5b89\u5168\u8fb9\u754c\uff1a\u5176\u4e00\u662f\u653e\u884c IPsec ESP \u534f\u8bae\u6d41\u91cf\uff0c\u4fdd\u8bc1 VXLAN \u5c01\u88c5\u540e\u7684\u6570\u636e\u62a5\u80fd\u8d70\u52a0\u5bc6\u901a\u9053\uff1b\u5176\u4e8c\u662f\u62e6\u622a 4789 \u7aef\u53e3\u7684\u660e\u6587 VXLAN \u6d41\u91cf\uff0c\u9632\u6b62\u653b\u51fb\u8005\u6ce8\u5165\u6216\u7a83\u542c\u3002firewalld \u91cd\u8f7d\u4f1a\u6e05\u7a7a\u81ea\u5b9a\u4e49\u94fe\uff0c\u800c overlay \u9a71\u52a8\u4e0d\u4f1a\u91cd\u5efa\uff0c\u4e8e\u662f\u52a0\u5bc6\u8fb9\u754c\u540c\u65f6\u4ece\u201c\u51fa\u201d\u548c\u201c\u5165\u201d\u4e24\u4e2a\u65b9\u5411\u88ab\u6253\u5f00\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>\u8be5\u6f0f\u6d1e\u7684\u672c\u8d28\u4e0d\u662f\u201c\u89c4\u5219\u5199\u9519\u4e86\u201d\uff0c\u800c\u662f\u201c\u89c4\u5219\u751f\u547d\u5468\u671f\u7ba1\u7406\u7f3a\u5931\u201d\u3002\u5728\u5b89\u5168\u67b6\u6784\u8bc4\u5ba1\u4e2d\uff0c\u4efb\u4f55\u4f9d\u8d56\u9632\u706b\u5899\u52a8\u6001\u91cd\u8f7d\u7684\u52a0\u5bc6\u94fe\u8def\uff0c\u90fd\u5fc5\u987b\u9a8c\u8bc1\u5176\u89c4\u5219\u91cd\u5efa\u8def\u5f84\u662f\u5426\u95ed\u73af\uff0c\u800c\u4e0d\u80fd\u5047\u8bbe\u9a71\u52a8\u4f1a\u81ea\u52a8\u515c\u5e95\u3002<\/p><\/div>\n<h2 class=\"doc-h2\">\u4e09\u3001\u5f71\u54cd\u9762\u8bc4\u4f30\uff1a\u8c01\u771f\u6b63\u66b4\u9732\u5728\u98ce\u9669\u4e2d<\/h2>\n<p class=\"doc-p\">\u5e76\u975e\u6240\u6709 Docker \u7528\u6237\u90fd\u53d7\u5f71\u54cd\u3002\u89e6\u53d1\u6761\u4ef6\u9700\u8981\u540c\u65f6\u6ee1\u8db3\u4e09\u70b9\uff1a\u4f7f\u7528 Swarm \u6a21\u5f0f\u6216\u624b\u52a8\u521b\u5efa encrypted overlay \u7f51\u7edc\u3001\u5bbf\u4e3b\u673a\u8fd0\u884c firewalld \u5e76\u53d1\u751f\u8fc7 reload\/start\u3001\u4ee5\u53ca\u8de8\u4e3b\u673a\u5b58\u5728 overlay \u901a\u4fe1\u3002\u6ee1\u8db3\u6761\u4ef6\u7684\u573a\u666f\u4e3b\u8981\u96c6\u4e2d\u5728\u653f\u4f01\u79c1\u6709\u4e91\u3001\u91d1\u878d\u9694\u79bb\u533a\u4e0e\u6df7\u5408\u4e91 Swarm \u96c6\u7fa4\u3002<\/p>\n<ul class=\"doc-list\">\n<li><strong>\u76f4\u63a5\u66b4\u9732\uff1a<\/strong>\u8de8\u4e3b\u673a VXLAN \u6d41\u91cf\u4ee5\u660e\u6587\u4f20\u8f93\uff0c\u8fdd\u53cd\u7b49\u4fdd\u4e0e\u6570\u636e\u4e0d\u51fa\u57df\u7684\u5408\u89c4\u8981\u6c42\u3002<\/li>\n<li><strong>\u653b\u51fb\u9762\u6269\u5927\uff1a<\/strong>\u5165\u7ad9\u660e\u6587 VXLAN \u88ab\u63a5\u53d7\uff0c\u653b\u51fb\u8005\u53ef\u5728\u540c\u7f51\u6bb5\u4f2a\u9020 VXLAN \u5e27\u6ce8\u5165 overlay \u7f51\u7edc\u3002<\/li>\n<li><strong>\u53ef\u89c2\u6d4b\u6027\u76f2\u533a\uff1a<\/strong>dockerd \u65e0\u65e5\u5fd7\uff0c\u5e38\u89c4\u5bb9\u5668\u76d1\u63a7\u65e0\u6cd5\u53d1\u73b0\uff0c\u5e73\u5747\u53d1\u73b0\u65f6\u95f4\u53ef\u80fd\u4ee5\u5468\u8ba1\u3002<\/li>\n<li><strong>\u91cd\u590d\u89e6\u53d1\uff1a<\/strong>\u6bcf\u6b21 firewalld \u4e8b\u4ef6\u90fd\u4f1a\u91cd\u7f6e\u72b6\u6001\uff0c\u4eba\u5de5\u4fee\u590d\u540e\u4ecd\u53ef\u80fd\u518d\u6b21\u5931\u6548\u3002<\/li>\n<\/ul>\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\u7528\u201c\u91cd\u542f dockerd\u201d\u4f5c\u4e3a\u5e38\u89c4\u4fee\u590d\u624b\u6bb5\u2014\u2014\u5b83\u4f1a\u4e2d\u65ad\u8be5\u8282\u70b9\u4e0a\u6240\u6709\u5bb9\u5668\u7f51\u7edc\uff0c\u4e14\u5728\u4e0b\u4e00\u6b21 firewalld reload \u540e\u6f0f\u6d1e\u4f1a\u518d\u6b21\u51fa\u73b0\u3002\u5fc5\u987b\u5efa\u7acb\u89c4\u5219\u91cd\u5efa\u7684\u81ea\u52a8\u5316\u95ed\u73af\u3002<\/p><\/div>\n<h2 class=\"doc-h2\">\u56db\u3001\u68c0\u6d4b\u4e0e\u5e94\u6025\uff1a\u4e09\u6b65\u786e\u8ba4\u4f60\u7684\u96c6\u7fa4\u662f\u5426\u5df2\u964d\u7ea7<\/h2>\n<h3 class=\"doc-h3\">4.1 \u68c0\u67e5\u52a0\u5bc6 overlay \u7f51\u7edc\u7684 iptables \u89c4\u5219\u662f\u5426\u5b58\u5728<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-title=\"check-overlay-ipsec-rules.sh\">#!\/usr\/bin\/env bash\n# \u68c0\u6d4b encrypted overlay \u7f51\u7edc\u7684 IPsec \/ VXLAN \u89c4\u5219\u662f\u5426\u5b8c\u6574\nset -euo pipefail\n\nNETWORKS=$(docker network ls --filter driver=overlay -q)\nFAIL=0\n\nfor net in $NETWORKS; do\n  encrypted=$(docker network inspect \"$net\" --format '{{ index .Options \"encrypted\" }}' 2&gt;\/dev\/null || true)\n  if [ \"$encrypted\" != \"true\" ]; then\n    continue\n  fi\n\n  esp_rules=$(iptables-save | grep -c \"$net.*esp\" || true)\n  vxlan_drop=$(iptables-save | grep -c \"$net.*4789\" || true)\n\n  if [ \"$esp_rules\" -eq 0 ] || [ \"$vxlan_drop\" -eq 0 ]; then\n    echo \"[CRITICAL] network=$net encrypted=true \u4f46 IPsec\/VXLAN \u89c4\u5219\u7f3a\u5931 (esp=$esp_rules, vxlan=$vxlan_drop)\"\n    FAIL=1\n  else\n    echo \"[OK] network=$net \u89c4\u5219\u5b8c\u6574\"\n  fi\ndone\n\nexit $FAIL<\/pre>\n<h3 class=\"doc-h3\">4.2 \u9a8c\u8bc1 VXLAN \u662f\u5426\u5df2\u8d70\u660e\u6587<\/h3>\n<p class=\"doc-p\">\u5728\u8de8\u4e3b\u673a\u901a\u4fe1\u671f\u95f4\u6293\u5305\uff0c\u82e5\u770b\u5230 4789 \u7aef\u53e3\u5b58\u5728\u672a\u5c01\u88c5\u7684 VXLAN \u8f7d\u8377\u4e14\u65e0 ESP \u5934\uff0c\u5373\u53ef\u786e\u8ba4\u52a0\u5bc6\u5df2\u5931\u6548\u3002\u5efa\u8bae\u5728\u7ef4\u62a4\u7a97\u53e3\u6267\u884c\uff0c\u907f\u514d\u5f71\u54cd\u751f\u4ea7\u6d41\u91cf\u3002<\/p>\n<details class=\"doc-accordion\">\n<summary>\u70b9\u51fb\u5c55\u5f00\uff1a\u6293\u5305\u9a8c\u8bc1\u4e0e\u89c4\u5219\u6062\u590d\u547d\u4ee4<\/summary>\n<div class=\"doc-accordion-content\">\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"bash\" data-enlighter-title=\"verify-and-recover.sh\"># 1. \u6293\u5305\u786e\u8ba4 VXLAN \u662f\u5426\u660e\u6587\uff08\u89c2\u5bdf\u662f\u5426\u6709 ESP \u5934\uff09\ntcpdump -i any -nn -c 50 'udp port 4789' -w \/tmp\/vxlan.pcap\n\n# 2. \u67e5\u770b\u5f53\u524d overlay \u76f8\u5173 iptables \u89c4\u5219\niptables-save | grep -E '4789|esp'\n\n# 3. \u5e94\u6025\u6062\u590d\uff1a\u79fb\u9664\u5e76\u91cd\u5efa\u6700\u540e\u4e00\u4e2a\u672c\u5730 endpoint\uff08\u4f1a\u77ed\u6682\u4e2d\u65ad\u8be5 endpoint\uff09\n#    \u5148\u627e\u5230\u76ee\u6807\u7f51\u7edc\u4e0a\u7684\u672c\u5730 endpoint\ndocker network inspect  --format '{{range .Containers}}{{.Name}} {{end}}'\n#    \u65ad\u5f00\u5e76\u91cd\u65b0\u8fde\u63a5\u4e00\u4e2a\u5bb9\u5668\ndocker network disconnect  \ndocker network connect  \n\n# 4. \u6216\u91cd\u542f dockerd\uff08\u5f71\u54cd\u8be5\u8282\u70b9\u5168\u90e8\u5bb9\u5668\u7f51\u7edc\uff0c\u8c28\u614e\uff09\nsystemctl restart docker<\/pre>\n<\/p><\/div>\n<\/details>\n<h2 class=\"doc-h2\">\u4e94\u3001\u751f\u4ea7\u52a0\u56fa\uff1a\u4ece\u4e34\u65f6\u7f13\u89e3\u5230\u67b6\u6784\u7ea7\u95ed\u73af<\/h2>\n<h3 class=\"doc-h3\">5.1 \u77ed\u671f\u7f13\u89e3\uff1a\u907f\u514d firewalld \u65e0\u611f\u91cd\u8f7d<\/h3>\n<p class=\"doc-p\">\u5728\u5b98\u65b9\u4fee\u590d\u843d\u5730\u524d\uff0c\u6700\u76f4\u63a5\u7684\u624b\u6bb5\u662f\u964d\u4f4e firewalld \u91cd\u8f7d\u9891\u7387\uff0c\u5e76\u5728\u6bcf\u6b21\u91cd\u8f7d\u540e\u89e6\u53d1\u89c4\u5219\u6821\u9a8c\u3002\u53ef\u5c06 firewalld \u7684 reload \u7eb3\u5165\u53d8\u66f4\u6d41\u7a0b\uff0c\u91cd\u8f7d\u540e\u81ea\u52a8\u6267\u884c 4.1 \u7684\u68c0\u6d4b\u811a\u672c\uff0c\u5931\u8d25\u5219\u544a\u8b66\u5e76\u89e6\u53d1 endpoint \u91cd\u5efa\u3002<\/p>\n<div class=\"baota-config-bar\"><span>firewall-cmd &#8211;reload &amp;&amp; \/opt\/scripts\/check-overlay-ipsec-rules.sh<\/span><span class=\"lang-tag\">BASH<\/span><\/div>\n<h3 class=\"doc-h3\">5.2 \u4e2d\u671f\u65b9\u6848\uff1a\u7528 systemd \u94a9\u5b50\u8865\u9f50\u89c4\u5219\u91cd\u5efa<\/h3>\n<p class=\"doc-p\">\u4e3a firewalld \u670d\u52a1\u6dfb\u52a0 <code>ExecStartPost<\/code> \u6216\u72ec\u7acb\u7684 path\/timer \u5355\u5143\uff0c\u5728 firewalld \u542f\u52a8\u6216\u91cd\u8f7d\u540e\u81ea\u52a8\u91cd\u5efa overlay \u52a0\u5bc6\u89c4\u5219\u3002\u89c4\u5219\u5185\u5bb9\u53ef\u4ece <code>docker network inspect<\/code> \u7684 Options \u63a8\u5bfc\uff0c\u6216\u76f4\u63a5\u56fa\u5316\u5230\u914d\u7f6e\u7ba1\u7406\u6a21\u677f\u4e2d\u3002<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"ini\" data-enlighter-title=\"\/etc\/systemd\/system\/firewalld-overlay-guard.service\">[Unit]\nDescription=Restore Docker encrypted overlay iptables rules after firewalld reload\nAfter=firewalld.service docker.service\n\n[Service]\nType=oneshot\nExecStart=\/opt\/scripts\/check-overlay-ipsec-rules.sh\n\n[Install]\nWantedBy=multi-user.target<\/pre>\n<h3 class=\"doc-h3\">5.3 \u957f\u671f\u67b6\u6784\u51b3\u7b56\uff1a\u52a0\u5bc6\u94fe\u8def\u7684\u53ef\u9a8c\u8bc1\u6027<\/h3>\n<p class=\"doc-p\">CVE-2026-115538 \u7ed9\u51fa\u7684\u67b6\u6784\u6559\u8bad\u662f\uff1a\u5b89\u5168\u8fb9\u754c\u4e0d\u80fd\u4f9d\u8d56\u201c\u9a71\u52a8\u81ea\u52a8\u515c\u5e95\u201d\u7684\u5047\u8bbe\u3002\u5efa\u8bae\u5728\u96c6\u7fa4\u5c42\u9762\u5f15\u5165\u6301\u7eed\u6821\u9a8c\u2014\u2014\u5c06 overlay \u52a0\u5bc6\u89c4\u5219\u7eb3\u5165 Prometheus \u81ea\u5b9a\u4e49\u6307\u6807\u6216\u5b89\u5168\u57fa\u7ebf\u5de1\u68c0\uff0c\u4efb\u4f55\u89c4\u5219\u7f3a\u5931\u5728 5 \u5206\u949f\u5185\u89e6\u53d1\u544a\u8b66\u3002\u5bf9\u4e8e\u5f3a\u5408\u89c4\u573a\u666f\uff0c\u53ef\u8bc4\u4f30\u7528 WireGuard \u7b49\u72ec\u7acb\u52a0\u5bc6\u5c42\u66ff\u4ee3 overlay \u5185\u7f6e IPsec\uff0c\u5c06\u52a0\u5bc6\u8d23\u4efb\u4ece Docker \u7f51\u7edc\u9a71\u52a8\u4e2d\u89e3\u8026\u3002<\/p>\n<div class=\"doc-table-wrapper\">\n<table class=\"doc-table\">\n<thead>\n<tr>\n<th>\u52a0\u56fa\u5c42\u7ea7<\/th>\n<th>\u65b9\u6848<\/th>\n<th>\u5b9e\u65bd\u6210\u672c<\/th>\n<th>\u9632\u62a4\u6548\u679c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u77ed\u671f<\/td>\n<td>firewalld \u91cd\u8f7d\u540e\u81ea\u52a8\u68c0\u6d4b + \u544a\u8b66<\/td>\n<td>\u4f4e<\/td>\n<td><span class=\"badge-tag-green\">\u53ef\u53d1\u73b0\uff0c\u4e0d\u81ea\u52a8\u6062\u590d<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u4e2d\u671f<\/td>\n<td>systemd \u94a9\u5b50\u81ea\u52a8\u91cd\u5efa\u89c4\u5219<\/td>\n<td>\u4e2d<\/td>\n<td><span class=\"badge-tag-green\">\u81ea\u52a8\u95ed\u73af<\/span><\/td>\n<\/tr>\n<tr>\n<td>\u957f\u671f<\/td>\n<td>\u72ec\u7acb\u52a0\u5bc6\u5c42\uff08WireGuard\uff09+ \u6301\u7eed\u57fa\u7ebf\u6821\u9a8c<\/td>\n<td>\u9ad8<\/td>\n<td><span class=\"badge-tag-green\">\u89e3\u8026\u9a71\u52a8\u4f9d\u8d56<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\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>\u82e5\u4f60\u7684\u4e1a\u52a1\u5bf9\u8de8\u4e3b\u673a\u901a\u4fe1\u6709\u5f3a\u52a0\u5bc6\u5408\u89c4\u8981\u6c42\uff0c\u4e0d\u8981\u628a\u5b89\u5168\u8fb9\u754c\u5b8c\u5168\u6258\u4ed8\u7ed9 overlay \u9a71\u52a8\u7684 IPsec \u5b9e\u73b0\u3002\u5c06\u52a0\u5bc6\u4e0e\u9632\u706b\u5899\u89c4\u5219\u7684\u751f\u547d\u5468\u671f\u7eb3\u5165\u914d\u7f6e\u7ba1\u7406\u4e0e\u5de1\u68c0\u4f53\u7cfb\uff0c\u624d\u662f\u53ef\u5ba1\u8ba1\u3001\u53ef\u9a8c\u8bc1\u7684\u5de5\u7a0b\u5b9e\u8df5\u3002<\/p><\/div>\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\/devops\/\">\u6d4f\u89c8\u66f4\u591a\u3010DevOps\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\/10\/24\/php-%e9%ab%98%e5%8d%b1%e6%bc%8f%e6%b4%9e%e5%ba%94%e6%80%a5%e5%93%8d%e5%ba%94%e4%b8%8e%e7%89%88%e6%9c%ac%e5%8d%87%e7%ba%a7%e5%86%b3%e7%ad%96%e6%b1%87%e6%8a%a5%ef%bc%9a%e9%92%88%e5%af%b9-cve-2026-109618\/\">PHP \u9ad8\u5371\u6f0f\u6d1e\u5e94\u6025\u54cd\u5e94\u4e0e\u7248\u672c\u5347\u7ea7\u51b3\u7b56\u6c47\u62a5\uff1a\u9488\u5bf9 CVE-2026-109618 \/ CVE-2026-109619 \u7684 EC-CUBE 4.1.2-p5 \u7cfb\u7edf\u5347\u7ea7\u6838\u5b9a\u65b9\u6848<\/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-dc2f2ba632e310e7610176efa9cfc8177c779ff24f6cfabbe8e55c01c49a501b\/\">Git \u5806\u6ea2\u51fa\u6f0f\u6d1e\u6df1\u5ea6\u5256\u6790\uff1aCVE-2026-105437 \u4e09\u8def\u5408\u5e76 xdiff \u6574\u578b\u6ea2\u51fa\u6839\u56e0\u4e0e\u5e94\u6025\u54cd\u5e94<\/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 NVD \u5b98\u65b9\u6f0f\u6d1e\u901a\u544a\uff1a<br \/>\n  <a href=\"https:\/\/nvd.nist.gov\/vuln\/detail\/CVE-2026-115538\" target=\"_blank\" rel=\"noopener noreferrer\">CVE-2026-115538 (NVD &#8211; Moby overlay network driver iptables rules)<\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5ea6\u5256\u6790 CVE-2026-115538\uff1aMoby overlay \u7f51\u7edc\u9a71\u52a8\u5728 firewalld \u91cd\u8f7d\u540e\u4e22\u5931 iptables \u89c4\u5219\uff0c\u5bfc\u81f4 VXLAN \u660e\u6587\u5916\u6cc4\u4e0e IPsec \u52a0\u5bc6\u5931\u6548\u3002\u672c\u6587\u4ece D-Bus \u4fe1\u53f7\u7f3a\u5931\u6839\u56e0\u51fa\u53d1\uff0c\u7ed9\u51fa\u89c4\u5219\u6062\u590d\u673a\u5236\u3001\u68c0\u6d4b\u811a\u672c\u4e0e\u751f\u4ea7\u73af\u5883\u52a0\u56fa\u65b9\u6848\uff0c\u52a9\u4f60\u5728\u9ad8\u5b89\u5168\u573a\u666f\u4e0b\u5f7b\u5e95\u89c4\u907f Docker overlay \u52a0\u5bc6\u5931\u6548\u98ce\u9669\u3002<\/p>\n","protected":false},"author":2,"featured_media":878,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63,424],"tags":[408,29,407,410,409,411],"class_list":["post-877","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-devops","category-security","tag-cve-2026-115538","tag-docker","tag-firewalld","tag-ipsec","tag-overlay","tag-411"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Docker overlay \u52a0\u5bc6\u5931\u6548\u6df1\u5ea6\u5256\u6790\uff1aCVE-2026-115538 firewalld \u91cd\u8f7d\u5bfc\u81f4 IPsec \u89c4\u5219\u4e22\u5931\u4e0e\u751f\u4ea7\u52a0\u56fa\u5b9e\u6218 - \u4e2a\u4eba\u5b66\u4e60\u7ad9\u70b9<\/title>\n<meta name=\"description\" content=\"\u6df1\u5ea6\u5256\u6790 CVE-2026-115538\uff1aMoby overlay 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