{"id":21398,"date":"2026-09-12T04:31:08","date_gmt":"2026-09-11T20:31:08","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89476"},"modified":"2026-09-12T04:31:08","modified_gmt":"2026-09-11T20:31:08","slug":"cve-2026-89476","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89476","title":{"rendered":"CVE-2026-89476 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: fix stream-&gt;out"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix stream-&gt;outcnt underflow on duplicate RECONF responses<\/p>\n<p>A cached RECONF chunk may contain more than one request parameter.  A<br \/>\nduplicate response can therefore find and process the same ADD_OUT request<br \/>\nagain while another parameter is still outstanding, rolling back outcnt<br \/>\ntwice and possibly underflowing it.<\/p>\n<p>Track outstanding request types as bits and clear each bit after its first<br \/>\nresponse.  Later responses for the same request are then ignored.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix stream-&gt;outcnt underflow on duplicate RECONF responses<\/p>\n<p>A cached RECONF chunk may contain more than one request parameter<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21398","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21398","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=21398"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21398"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21398"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}