{"id":68276,"date":"2025-08-16T20:32:30","date_gmt":"2025-08-16T17:02:30","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2023-3866-samba-ksmbd-null-pointer-dereference\/"},"modified":"2025-08-16T20:32:30","modified_gmt":"2025-08-16T17:02:30","slug":"cve-2023-3866-samba-ksmbd-null-pointer-dereference","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2023-3866-samba-ksmbd-null-pointer-dereference\/","title":{"rendered":"CVE-2023-3866 &#8211; Samba ksmbd NULL Pointer Dereference"},"content":{"rendered":"<p><strong>CVE ID : <\/strong>CVE-2023-3866<br \/>\n<br \/>\n<strong>Published : <\/strong> Aug. 16, 2025, 2:15 p.m. | 1\u00a0hour, 46\u00a0minutes ago<br \/>\n<br \/>\n<strong>Description : <\/strong>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ksmbd: validate session id and tree id in the compound request<\/p>\n<p>This patch validate session id and tree id in compound request.<br \/>\nIf first operation in the compound is SMB2 ECHO request, ksmbd bypass<br \/>\nsession and tree validation. So work-&gt;sess and work-&gt;tcon could be NULL.<br \/>\nIf secound request in the compound access work-&gt;sess or tcon, It cause<br \/>\nNULL pointer dereferecing error.<br \/>\n<br \/>\n<strong>Severity:<\/strong> 0.0 | NA<br \/>\n<br \/>\nVisit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID : CVE-2023-3866 Published : Aug. 16, 2025, 2:15 p.m. | 1\u00a0hour, 46\u00a0minutes ago Description : In the Linux kernel, the following vulnerability has been resolved: ksmbd: validate session id and tree id in the compound request This patch validate session id and tree id in compound request. If first operation in the compound &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-68276","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/68276","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=68276"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/68276\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=68276"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=68276"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=68276"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}