{"id":24707,"date":"2026-09-16T20:32:40","date_gmt":"2026-09-16T12:32:40","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90019"},"modified":"2026-09-16T20:32:40","modified_gmt":"2026-09-16T12:32:40","slug":"cve-2026-90019","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90019","title":{"rendered":"CVE-2026-90019 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: fix null"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>usb: gadget: fix null pointer dereference in usb_put_function_instance()<\/p>\n<p>usb_put_function_instance() attempts to dereference fd inside fi struct<br \/>\nto get mod in uvc_alloc_inst() error path. However, fd is not allocated<br \/>\nuntil later in try_get_usb_function_instance() after allocating fi in<br \/>\nuvc_alloc_inst() and thus guranteed to be null in error path. Fix this<br \/>\nby adding a null check for fi-&gt;fd that returns if fd is null.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>usb: gadget: fix null pointer dereference in usb_put_function_instance()<\/p>\n<p>usb_put_function_instance() attempts to dereference fd in<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-24707","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/24707","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=24707"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24707"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24707"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}