{"id":21528,"date":"2026-09-12T04:31:18","date_gmt":"2026-09-11T20:31:18","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89606"},"modified":"2026-09-12T04:31:18","modified_gmt":"2026-09-11T20:31:18","slug":"cve-2026-89606","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-89606","title":{"rendered":"CVE-2026-89606 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\necryptfs: reject too-"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ecryptfs: reject too-small tag 70 packets<\/p>\n<p>ecryptfs_parse_tag_70_packet() subtracts fixed metadata fields from the<br \/>\nparsed packet body size to derive the encrypted filename size.  A<br \/>\nmalformed packet with a body smaller than those fixed fields can underflow<br \/>\nthat size calculation.<\/p>\n<p>Reject tag 70 packets before the subtraction unless the body contains the<br \/>\nsignature, cipher code, and at least one byte of encrypted filename data.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>ecryptfs: reject too-small tag 70 packets<\/p>\n<p>ecryptfs_parse_tag_70_packet() subtracts fixed metadata fields from the<br \/>\nparsed packet bo<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21528","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21528","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=21528"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21528"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21528"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}