{"id":15107,"date":"2026-09-04T19:02:26","date_gmt":"2026-09-04T11:02:26","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-64152"},"modified":"2026-09-04T19:02:26","modified_gmt":"2026-09-04T11:02:26","slug":"cve-2026-64152","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-64152","title":{"rendered":"CVE-2026-64152 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\niommu: Handle unmap e"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu: Handle unmap error when iommu_debug is enabled<\/p>\n<p>Sashiko noticed a latent bug where the map error flow called iommu_unmap()<br \/>\nwhich calls iommu_debug_unmap_begin()\/iommu_debug_unmap_end() however<br \/>\nsince this is an error path the map flow never actually established the<br \/>\noriginal iommu_debug_map() it will malfunction.<\/p>\n<p>Lift the unmap error handling into iommu_map_nosync() and reorder it so<br \/>\nthe trace_map()\/iommu_debug_map() records the partial mapping and then<br \/>\nimmediately unmaps it. This avoid creating the unbalanced tracking and<br \/>\nprovides saner tracing instead of a unmap unmatched to any map.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>iommu: Handle unmap error when iommu_debug is enabled<\/p>\n<p>Sashiko noticed a latent bug where the map error flow called iommu_unmap()<br \/>\nw<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-15107","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/15107","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=15107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}