{"id":29356,"date":"2026-09-26T00:32:29","date_gmt":"2026-09-25T16:32:29","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98161"},"modified":"2026-09-26T00:32:29","modified_gmt":"2026-09-25T16:32:29","slug":"cve-2026-98161","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98161","title":{"rendered":"CVE-2026-98161 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnvdimm: pmem: keep PR"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvdimm: pmem: keep PREFLUSH before data writes<\/p>\n<p>pmem_submit_bio() records a REQ_PREFLUSH error, but continues to copy the<br \/>\nbio data and can later overwrite the error with a successful REQ_FUA flush.<br \/>\nThat lets data writes run after a failed preflush and can complete the bio<br \/>\nsuccessfully despite the failed ordering barrier.<\/p>\n<p>Run the REQ_PREFLUSH flush synchronously before touching the bio data and<br \/>\ncomplete the bio with the flush error if it fails. Keep asynchronous flush<br \/>\nchaining for REQ_FUA. At that point, data copy has completed and the parent<br \/>\nbio can wait for the chained flush bio.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>nvdimm: pmem: keep PREFLUSH before data writes<\/p>\n<p>pmem_submit_bio() records a REQ_PREFLUSH error, but continues to copy the<br \/>\nbio data <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-29356","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/29356","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=29356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}