{"id":7099,"date":"2026-09-04T18:49:25","date_gmt":"2026-09-04T10:49:25","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72440"},"modified":"2026-09-04T18:49:25","modified_gmt":"2026-09-04T10:49:25","slug":"cve-2026-72440","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72440","title":{"rendered":"CVE-2026-72440 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nmd\/raid1: fix writes_"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>md\/raid1: fix writes_pending and barrier reference leaks on write failures<\/p>\n<p>raid1_make_request() acquires a writes_pending reference with<br \/>\nmd_write_start() before calling raid1_write_request(). Several failure<br \/>\npaths in raid1_write_request() complete the bio and return without<br \/>\nreaching the normal write completion path, causing the corresponding<br \/>\nmd_write_end() to be skipped.<\/p>\n<p>Make raid1_write_request() return a status indicating whether the write<br \/>\nrequest was successfully queued. This allows raid1_make_request() to<br \/>\ncall md_write_end() when raid1_write_request() fails.<\/p>\n<p>Additionally, if wait_blocked_rdev() fails after wait_barrier()<br \/>\nsucceeds, the associated barrier reference is not released.<\/p>\n<p>Call allow_barrier() before returning from that path to keep the barrier<br \/>\naccounting balanced.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>md\/raid1: fix writes_pending and barrier reference leaks on write failures<\/p>\n<p>raid1_make_request() acquires a writes_pending referenc<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-7099","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/7099","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=7099"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7099"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7099"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}