{"id":29139,"date":"2026-09-25T20:31:58","date_gmt":"2026-09-25T12:31:58","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97983"},"modified":"2026-09-25T20:31:58","modified_gmt":"2026-09-25T12:31:58","slug":"cve-2026-97983","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97983","title":{"rendered":"CVE-2026-97983 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nvduse: return compat"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>vduse: return compat ioctl results directly<\/p>\n<p>The compat handler handles VDUSE_IOTLB_GET_FD and VDUSE_VQ_GET_INFO, but<br \/>\nthen calls the native handler. Their different command sizes make native<br \/>\ndispatch return -ENOIOCTLCMD.<\/p>\n<p>For GET_FD, this overwrites receive_fd()&#8217;s return value after the<br \/>\ndescriptor is installed, leaking one fd per call. Return handled compat<br \/>\nresults directly and use native dispatch only for other commands.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>vduse: return compat ioctl results directly<\/p>\n<p>The compat handler handles VDUSE_IOTLB_GET_FD and VDUSE_VQ_GET_INFO, but<br \/>\nthen calls th<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-29139","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/29139","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=29139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}