{"id":10492,"date":"2026-09-04T18:51:04","date_gmt":"2026-09-04T10:51:04","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49430"},"modified":"2026-09-04T18:51:04","modified_gmt":"2026-09-04T10:51:04","slug":"cve-2026-49430","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49430","title":{"rendered":"CVE-2026-49430 [HIGH] &#8211; The ZFS_IOC_RECV_NEW ioctl, in the heal receive path, similarly truncated a 64-bit payload"},"content":{"rendered":"<p>The ZFS_IOC_RECV_NEW ioctl, in the heal receive path, similarly truncated a 64-bit payload size to a 32-bit integer for allocation, then used the original 64-bit size as the length for a byteswap operation.<\/p>\n<p>A local user with the &#8220;receive&#8221; delegated ZFS permission can trigger kernel memory corruption via ZFS_IOC_RECV_NEW by sending a crafted receive stream in heal mode.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The ZFS_IOC_RECV_NEW ioctl, in the heal receive path, similarly truncated a 64-bit payload size to a 32-bit integer for allocation, then used the original 64-bit size as the length for a byteswap oper<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-10492","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/10492","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=10492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}