{"id":25701,"date":"2026-09-18T04:31:45","date_gmt":"2026-09-17T20:31:45","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90292"},"modified":"2026-09-18T04:31:45","modified_gmt":"2026-09-17T20:31:45","slug":"cve-2026-90292","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90292","title":{"rendered":"CVE-2026-90292 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA\/siw: Fix use-aft"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>RDMA\/siw: Fix use-after-free in siw_accept()<\/p>\n<p>siw_accept() looks up the QP supplied by userspace. If that QP is<br \/>\nalready in RTS, the function jumps to error cleanup before associating<br \/>\nthe incoming CEP with it.<\/p>\n<p>The cleanup tests whether qp-&gt;cep is non-NULL and assumes the current<br \/>\ncall installed the association. However, qp-&gt;cep can point to the CEP<br \/>\nof an existing connection. The cleanup then drops a reference from the<br \/>\nincoming cep, not qp-&gt;cep. Once the incoming endpoint loses its<br \/>\nremaining references, this can free it before the subsequent cep-&gt;qp<br \/>\nstore, causing a use-after-free. It also clears the existing QP<br \/>\nassociation.<\/p>\n<p>Only release the association reference when qp-&gt;cep is the incoming<br \/>\nCEP. This preserves an existing association and avoids accessing the<br \/>\nfreed endpoint.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>RDMA\/siw: Fix use-after-free in siw_accept()<\/p>\n<p>siw_accept() looks up the QP supplied by userspace. If that QP is<br \/>\nalready in RTS, the<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25701","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25701","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=25701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}