{"id":41286,"date":"2026-10-19T00:33:01","date_gmt":"2026-10-18T16:33:01","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98814"},"modified":"2026-10-19T00:33:01","modified_gmt":"2026-10-18T16:33:01","slug":"cve-2026-98814","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98814","title":{"rendered":"CVE-2026-98814 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnvme: fix command eff"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvme: fix command effects log lifetime for multipath heads<\/p>\n<p>KASAN reported a use-after-free when an I\/O passthrough command was sent<br \/>\nthrough a multipath namespace head after the controller path that first<br \/>\ncreated the head had been removed:<\/p>\n<p>  BUG: KASAN: slab-use-after-free in nvme_command_effects+0x192\/0x200 [nvme_core]<br \/>\n  Read of size 4 at addr ffff888141b14400 by task nvme\/19811<br \/>\n  nvme_command_effects+0x192\/0x200 [nvme_core]<br \/>\n  nvme_cmd_allowed+0x7e\/0x1b0 [nvme_core]<br \/>\n  nvme_user_cmd.constprop.0+0x1b5\/0x450 [nvme_core]<br \/>\n  nvme_ns_head_chr_ioctl+0xf4\/0x2a0 [nvme_core]<\/p>\n<p>Move the log cache to the subsystem, with one entry per command set. Both<br \/>\ncontrollers and namespace heads hold subsystem references, keeping their<br \/>\nlog pointers valid until subsystem release.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvme: fix command effects log lifetime for multipath heads<\/p>\n<p>KASAN reported a use-after-free when an I\/O passthrough command was sen<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41286","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41286","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=41286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}