{"id":17428,"date":"2026-09-05T02:31:06","date_gmt":"2026-09-04T18:31:06","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80880"},"modified":"2026-09-05T02:31:06","modified_gmt":"2026-09-04T18:31:06","slug":"cve-2026-80880","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-80880","title":{"rendered":"CVE-2026-80880 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nIB\/mlx5: Properly sup"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>IB\/mlx5: Properly support implicit ODP rereg_mr<\/p>\n<p>Due to all the child mkeys in the implicit ODP configuration we cannot<br \/>\nchange anything in place for the parent mkey. Instead the whole thing<br \/>\nneeds to be rebuilt if any change is requested. If the user does not<br \/>\nspecify a translation then force the implicit values which will then fall<br \/>\nthrough the logic into mlx5_ib_reg_user_mr() to allocate a completely new<br \/>\nMR.<\/p>\n<p>Since implicit children were also touching the mr-&gt;pd, this removes<br \/>\nanother case where the access was racy.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>IB\/mlx5: Properly support implicit ODP rereg_mr<\/p>\n<p>Due to all the child mkeys in the implicit ODP configuration we cannot<br \/>\nchange anyt<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-17428","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/17428","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=17428"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=17428"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=17428"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}