{"id":5462,"date":"2026-09-04T18:47:51","date_gmt":"2026-09-04T10:47:51","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68400"},"modified":"2026-09-04T18:47:51","modified_gmt":"2026-09-04T10:47:51","slug":"cve-2026-68400","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-68400","title":{"rendered":"CVE-2026-68400 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_ffa: Fi"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation<\/p>\n<p>Use the descriptor&#8217;s `ep_mem_offset` to calculate the start of the endpoint<br \/>\nmemory access array and to comply with the FF-A spec instead of defaulting<br \/>\nto `sizeof(struct ffa_mem_region)`.<br \/>\nThis requires moving `ffa_mem_region_additional_setup()` earlier in the setup<br \/>\nflow.<br \/>\nAlso, add sanity checks to ensure the calculated descriptor offsets do not<br \/>\nexceed `max_fragsize`.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>firmware: arm_ffa: Fix Endpoint Memory Access Descriptor offset calculation<\/p>\n<p>Use the descriptor&#8217;s `ep_mem_offset` to calculate the <\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-5462","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/5462","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=5462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=5462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=5462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}