{"id":29025,"date":"2026-09-25T20:31:42","date_gmt":"2026-09-25T12:31:42","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97593"},"modified":"2026-09-25T20:31:42","modified_gmt":"2026-09-25T12:31:42","slug":"cve-2026-97593","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-97593","title":{"rendered":"CVE-2026-97593 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\niommu\/s390: Fix NULL"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/s390: Fix NULL dereference in iova_to_phys() with ZPCI_TABLE_TYPE_RFX<\/p>\n<p>When using a 5-level translation table via ZPCI_TABLE_TYPE_RFX<br \/>\nget_rso_from_iova() returns NULL when the region-first entry is invalid.<br \/>\nYet in get_rto_from_iova() the region-second origin rso is not checked<br \/>\nto be non-NULL before accessing rso[rsx] leading to a NULL pointer<br \/>\ndereference instead of a NULL return when iova_to_phys() is called on<br \/>\na unmapped IOVA. Fix this by adding the missing NULL check.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu\/s390: Fix NULL dereference in iova_to_phys() with ZPCI_TABLE_TYPE_RFX<\/p>\n<p>When using a 5-level translation table via ZPCI_TABLE_<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-29025","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/29025","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=29025"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29025"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29025"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}