{"id":40492,"date":"2026-11-06T15:20:43","date_gmt":"2026-11-06T07:20:43","guid":{"rendered":"https:\/\/www.deepin.org\/?p=40492"},"modified":"2026-11-06T15:23:17","modified_gmt":"2026-11-06T07:23:17","slug":"cve-2026-109518-vulnerability-fix","status":"publish","type":"post","link":"https:\/\/www.deepin.org.cn\/zh\/cve-2026-109518-vulnerability-fix\/","title":{"rendered":"\u7d27\u6025\u5b89\u5168\u66f4\u65b0 | APT \u4e0b\u8f7d\u6821\u9a8c\u7ed5\u8fc7\u6f0f\u6d1eCVE\u5df2\u4fee\u590d\uff0c\u8bf7\u5c3d\u5feb\u5347\u7ea7\uff01"},"content":{"rendered":"<h1 class=\"md-end-block md-heading\"><img loading=\"lazy\" class=\"alignnone size-full wp-image-40494\" src=\"https:\/\/www.deepin.org\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c.png\" alt=\"\" width=\"900\" height=\"383\" srcset=\"https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c.png 900w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-300x128.png 300w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-150x64.png 150w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-768x327.png 768w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-24x10.png 24w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-36x15.png 36w, https:\/\/www.deepin.org.cn\/wp-content\/uploads\/2026\/11\/\u4e2d\u6587_\u526f\u672c-48x20.png 48w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/><\/h1>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u4eb2\u7231\u7684 deepin \u7528\u6237\u4e0e\u793e\u533a\u4f19\u4f34\u4eec\uff1a<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u8fd1\u671f\uff0cAPT \u5305\u7ba1\u7406\u5668\u88ab\u53d1\u73b0\u5b58\u5728\u4e00\u4e2a\u53ef\u7ed5\u8fc7\u8f6f\u4ef6\u5305\u5b8c\u6574\u6027\u6821\u9a8c\u7684\u6f0f\u6d1e\u3002\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\uff0c\u5904\u4e8e\u7f51\u7edc\u4e2d\u95f4\u4f4d\u7f6e\u7684\u653b\u51fb\u8005\u53ef\u4ee5\u628a\u81ea\u5df1\u6784\u9020\u7684\u8f6f\u4ef6\u5305\u66ff\u6362\u5230\u5df2\u7ecf\u901a\u8fc7\u6821\u9a8c\u7684\u8f6f\u4ef6\u5305\u4f4d\u7f6e\uff0c\u8fdb\u800c\u4ee5 root \u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">APT \u662f\u7cfb\u7edf\u66f4\u65b0\u6d41\u7a0b\u7684\u5fc5\u7ecf\u73af\u8282\uff0c\u4e00\u65e6\u88ab\u5229\u7528\u5f71\u54cd\u8303\u56f4\u6781\u5927\uff0c\u5efa\u8bae\u6240\u6709\u7528\u6237\u5c3d\u5feb\u5347\u7ea7\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h1 class=\"md-end-block md-heading\"><strong><span class=\"md-plain\">\u6f0f\u6d1e\u4fe1\u606f<\/span><\/strong><\/h1>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u6f0f\u6d1e\u7f16\u53f7\uff1a<\/span><\/strong><\/span><span class=\"md-plain\"> CVE-2026-109518<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u6f0f\u6d1e\u63cf\u8ff0<\/span><\/strong><\/span><span class=\"md-plain\">\uff1aAPT \u5728\u8ddf\u968f HTTP \u91cd\u5b9a\u5411\u65f6\uff0c\u53ef\u80fd\u5c06\u4e24\u4e2a\u4e0d\u540c\u7684\u8f6f\u4ef6\u5305\u4e0b\u8f7d\u5408\u5e76\u5230\u540c\u4e00\u4e2a\u76ee\u6807\u6587\u4ef6\uff1b\u5f53\u4e0b\u8f7d\u4e2d\u65ad\u540e\u91cd\u8bd5\uff08\u65ad\u70b9\u7eed\u4f20\uff09\u65f6\uff0c\u5bf9\u76ee\u6807\u6587\u4ef6\u786c\u94fe\u63a5\u7684\u590d\u7528\u5904\u7406\u4e0d\u5f53\uff0c\u4f7f\"\u6821\u9a8c\"\u4e0e\"\u4f7f\u7528\"\u4e4b\u95f4\u51fa\u73b0\u65f6\u95f4\u5dee\uff08TOCTOU\uff09\u3002\u653b\u51fb\u8005\u53ef\u5728\u6b64\u7a97\u53e3\u5185\u66ff\u6362\u5df2\u901a\u8fc7\u6821\u9a8c\u7684\u8f6f\u4ef6\u5305\u5185\u5bb9\uff0c\u6700\u7ec8\u5b89\u88c5\u7684\u8f6f\u4ef6\u5305\u4e0e\u5df2\u6821\u9a8c\u7684\u8f6f\u4ef6\u5305\u5e76\u4e0d\u4e00\u81f4\uff0c\u4ece\u800c\u5728\u65e0\u9700\u5408\u6cd5\u7b7e\u540d\u7684\u60c5\u51b5\u4e0b\u7ed5\u8fc7\u6821\u9a8c\u8fb9\u754c\u3002\u8be5\u95ee\u9898\u7531 Max Justicz \u62a5\u544a\u3002<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u6f0f\u6d1e\u7b49\u7ea7\uff1a<\/span><\/strong><\/span><span class=\"md-plain\"> \u26a0\ufe0f\u26a0\ufe0f\u26a0\ufe0f <\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u9ad8\u5371<\/span><\/strong><\/span><span class=\"md-plain\">\uff08CVSS v4.0 7.7\uff09<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u5229\u7528\u6761\u4ef6\uff1a<\/span><\/strong><\/span><\/p>\n<ol class=\"ol-list\" start=\"\">\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u653b\u51fb\u8005\u5904\u4e8e\u7f51\u7edc\u4e2d\u95f4\u4f4d\u7f6e\uff08\u540c\u4e00\u5c40\u57df\u7f51\u3001\u6076\u610f\u4ee3\u7406\u6216\u88ab\u52ab\u6301\u7684\u955c\u50cf\u7ad9\uff09\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u8f6f\u4ef6\u6e90\u901a\u8fc7 HTTP \u8bbf\u95ee\uff0c\u4e14\u5ba2\u6237\u7aef\u8ddf\u968f\u91cd\u5b9a\u5411\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>Acquire::Retries<\/code><\/span><span class=\"md-plain\"> \u914d\u7f6e\u975e 0\u3002<\/span><\/p>\n<\/li>\n<\/ol>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u5229\u7528\u6210\u529f\u540e\uff0c\u653b\u51fb\u8005\u5b89\u88c5\u7684\u8f6f\u4ef6\u5305\u5c06\u4ee5 root \u6743\u9650\u8fd0\u884c\u3002\u622a\u81f3\u76ee\u524d\uff0c\u672a\u53d1\u73b0\u5728\u91ce\u5229\u7528\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h1 class=\"md-end-block md-heading\"><strong><span class=\"md-plain\">\u5f71\u54cd\u8303\u56f4<\/span><\/strong><\/h1>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u6240\u6709\u672a\u66f4\u65b0\u672c\u6b21\u4fee\u590d\u7684 deepin 25 \u7528\u6237\uff0c\u5efa\u8bae\u7acb\u5373\u66f4\u65b0\u5347\u7ea7\u3002<\/span><\/p>\n<p>&nbsp;<\/p>\n<h1 class=\"md-end-block md-heading\"><strong><span class=\"md-plain\">\u4fee\u590d\u8fdb\u5c55<\/span><\/strong><\/h1>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">deepin 25\uff1a<\/span><\/strong><\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>apt<\/code><\/span><span class=\"md-plain\"> \u5df2\u5347\u7ea7\u81f3 <\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">2.8.4deepin1<\/span><\/strong><\/span><span class=\"md-plain\">\uff0c\u5305\u542b\u4e0a\u6e38\u5b89\u5168\u66f4\u65b0\uff1a\u4e0b\u8f7d\u65b9\u6cd5\u6539\u4e3a\u4ee5<\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u72ec\u5360\u65b9\u5f0f\uff08O_EXCL\uff09<\/span><\/strong><\/span><span class=\"md-plain\">\u6253\u5f00\u76ee\u6807\u6587\u4ef6\uff0c\u675c\u7edd\u4e24\u6b21\u4e0b\u8f7d\u5171\u4eab\u5e76\u5408\u5e76\u5230\u540c\u4e00\u6587\u4ef6\u3002\u540c\u65f6\u4e00\u5e76\u4fee\u590d 5 \u5904\u8d8a\u754c\u8bbf\u95ee\u95ee\u9898\uff1a<\/span><\/p>\n<ul class=\"ul-list\" data-mark=\"-\">\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>deb<\/code><\/span><span class=\"md-plain\">\uff1a\u4fee\u526a control \u6bb5\u6362\u884c\u65f6\u7684\u65e0\u7b26\u53f7\u4e0b\u6ea2\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>gpgv<\/code><\/span><span class=\"md-plain\">\uff1a<\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>PushEntryWithKeyID<\/code><\/span><span class=\"md-plain\"> \u8d8a\u8fc7\u5b57\u7b26\u4e32\u7ec8\u6b62\u7b26\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>debDebFileParser<\/code><\/span><span class=\"md-plain\">\uff1a\u62d2\u7edd\u7f3a\u5c11 <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>Version<\/code><\/span><span class=\"md-plain\"> \u5b57\u6bb5\u7684 <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>.deb<\/code><\/span><span class=\"md-plain\"> \u5305\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>srvrec<\/code><\/span><span class=\"md-plain\">\uff1a\u62d2\u7edd\u8d85\u51fa\u7f13\u51b2\u533a\u957f\u5ea6\u7684 <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>res_query<\/code><\/span><span class=\"md-plain\"> \u54cd\u5e94\uff1b<\/span><\/p>\n<\/li>\n<li class=\"md-list-item\">\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s\" spellcheck=\"false\"><code>tagfile<\/code><\/span><span class=\"md-plain\">\uff1a\u4fee\u590d <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>Fill()<\/code><\/span><span class=\"md-plain\"> \u5c3e\u90e8\u6362\u884c\u68c0\u67e5\u4e2d\u7684\u65e0\u754c\u56de\u6eaf\u626b\u63cf\u3002<\/span><\/p>\n<\/li>\n<\/ul>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u8bf7\u901a\u8fc7 <\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u63a7\u5236\u4e2d\u5fc3<\/span><\/strong><\/span><span class=\"md-plain\"> \u66f4\u65b0\uff0c\u6216\u4f7f\u7528<\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u7ec8\u7aef\u547d\u4ee4\u5347\u7ea7<\/span><\/strong><\/span><span class=\"md-plain\">\uff1a<\/span><\/p>\n<p><span role=\"presentation\">sudo apt update &amp;&amp; sudo apt dist-upgrade<\/span><\/p>\n<p class=\"md-end-block md-p\"><span class=\"md-plain\">\u66f4\u65b0\u5b8c\u6210\u540e\u53ef\u7528 <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>apt --version<\/code><\/span><span class=\"md-plain\"> \u786e\u8ba4\u7248\u672c\u4e3a <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>2.8.4deepin1<\/code><\/span><span class=\"md-plain\">\u3002\u672c\u6b21\u66f4\u65b0<\/span><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u65e0\u9700\u91cd\u542f\u7cfb\u7edf<\/span><\/strong><\/span><span class=\"md-plain\">\u3002<\/span><\/p>\n<blockquote>\n<p class=\"md-end-block md-p\"><span class=\"md-pair-s \"><strong><span class=\"md-plain\">\u8bf7\u6ce8\u610f\uff1a<\/span><\/strong><\/span><span class=\"md-plain\"> \u4e0b\u8f7d\u65b0\u7248 apt \u7684\u52a8\u4f5c\u4ecd\u7531\u65e7\u7248 apt \u6267\u884c\uff0c\u672c\u6b21\u66f4\u65b0\u5efa\u8bae\u5728\u53ef\u4fe1\u7f51\u7edc\u4e0b\u5b8c\u6210\u3002\u82e5\u6682\u65f6\u65e0\u6cd5\u5347\u7ea7\uff0c\u53ef\u4e34\u65f6\u6267\u884c <\/span><span class=\"md-pair-s\" spellcheck=\"false\"><code>sudo apt -o Acquire::Retries=0 update<\/code><\/span><span class=\"md-plain\"> \u5173\u95ed\u4e0b\u8f7d\u91cd\u8bd5\uff0c\u4ee5\u6d88\u9664\u4e00\u4e2a\u5fc5\u8981\u5229\u7528\u6761\u4ef6\u2014\u2014\u6b64\u4e3a\u4e34\u65f6\u7f13\u89e3\uff0c\u4e0d\u80fd\u66ff\u4ee3\u66f4\u65b0\u3002<\/span><\/p>\n<\/blockquote>\n<div class=\"md-hr md-end-block\" tabindex=\"-1\">\n<hr \/>\n<\/div>\n<p class=\"md-end-block md-p md-focus\"><span class=\"md-plain md-expand\">\u4ee5\u4e0a\u5c31\u662f\u672c\u6b21\u5168\u90e8\u66f4\u65b0\u5185\u5bb9\u5566\uff0c\u518d\u6b21\u611f\u8c22\u6bcf\u4e00\u4f4d deepin \u793e\u533a\u670b\u53cb\u7684\u652f\u6301\uff01<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>\u4eb2\u7231\u7684 deepin \u7528\u6237\u4e0e\u793e\u533a\u4f19\u4f34\u4eec\uff1a \u8fd1\u671f\uff0cAPT \u5305\u7ba1\u7406\u5668\u88ab\u53d1\u73b0\u5b58\u5728\u4e00\u4e2a\u53ef\u7ed5\u8fc7\u8f6f\u4ef6\u5305\u5b8c\u6574\u6027\u6821\u9a8c\u7684\u6f0f\u6d1e\u3002\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\uff0c\u5904\u4e8e\u7f51\u7edc\u4e2d\u95f4\u4f4d\u7f6e\u7684\u653b\u51fb\u8005\u53ef\u4ee5\u628a\u81ea\u5df1\u6784\u9020\u7684\u8f6f\u4ef6\u5305\u66ff\u6362\u5230\u5df2\u7ecf\u901a\u8fc7\u6821\u9a8c\u7684\u8f6f\u4ef6\u5305\u4f4d\u7f6e\uff0c\u8fdb\u800c\u4ee5 root \u6743\u9650\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002 APT \u662f\u7cfb\u7edf\u66f4\u65b0\u6d41\u7a0b\u7684\u5fc5\u7ecf\u73af\u8282\uff0c\u4e00\u65e6\u88ab\u5229\u7528\u5f71\u54cd\u8303\u56f4\u6781\u5927\uff0c\u5efa\u8bae\u6240\u6709\u7528\u6237\u5c3d\u5feb\u5347\u7ea7\u3002 &nbsp; \u6f0f\u6d1e\u4fe1\u606f \u6f0f\u6d1e\u7f16\u53f7\uff1a CVE-2026-109518 \u6f0f\u6d1e\u63cf\u8ff0\uff1aA ...<a href=https:\/\/www.deepin.org.cn\/zh\/cve-2026-109518-vulnerability-fix\/>\u9605\u8bfb\u66f4\u591a<\/a><\/p>\n","protected":false},"author":18825,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[213,93],"tags":[],"_links":{"self":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts\/40492"}],"collection":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/users\/18825"}],"replies":[{"embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/comments?post=40492"}],"version-history":[{"count":3,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts\/40492\/revisions"}],"predecessor-version":[{"id":40497,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/posts\/40492\/revisions\/40497"}],"wp:attachment":[{"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/media?parent=40492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/categories?post=40492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.deepin.org.cn\/zh\/wp-json\/wp\/v2\/tags?post=40492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}