{"id":25636,"date":"2026-09-18T04:31:40","date_gmt":"2026-09-17T20:31:40","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90227"},"modified":"2026-09-18T04:31:40","modified_gmt":"2026-09-17T20:31:40","slug":"cve-2026-90227","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90227","title":{"rendered":"CVE-2026-90227 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnvme\/ioctl: check SUB"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvme\/ioctl: check SUBMIT_IO with nvme_cmd_allowed()<\/p>\n<p>Unlike IO_CMD \/ IO64_CMD, NVME_IOCTL_SUBMIT_IO never calls<br \/>\nnvme_cmd_allowed(). Unprivileged callers can thus issue I\/O on a<br \/>\npartition device or write through a read-only file descriptor.<\/p>\n<p>Pass flags and open_for_write through and reject disallowed commands<br \/>\nwith -EACCES.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvme\/ioctl: check SUBMIT_IO with nvme_cmd_allowed()<\/p>\n<p>Unlike IO_CMD \/ IO64_CMD, NVME_IOCTL_SUBMIT_IO never calls<br \/>\nnvme_cmd_allowed().<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25636","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25636","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=25636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}