{"id":14970,"date":"2026-09-04T19:02:20","date_gmt":"2026-09-04T11:02:20","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-63940"},"modified":"2026-09-04T19:02:20","modified_gmt":"2026-09-04T11:02:20","slug":"cve-2026-63940","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-63940","title":{"rendered":"CVE-2026-63940 [CRITICAL] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SEV: Ignore Port"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: SEV: Ignore Port I\/O requests of length &#8216;0&#8217;<\/p>\n<p>Explicitly ignore Port I\/O requests of length &#8216;0&#8217; (or count &#8216;0&#8217;), so that<br \/>\nsetting up the software scratch area (and other code) doesn&#8217;t have to<br \/>\nworry about underflowing the length, and to allow for WARNing on trying<br \/>\nto configure the scratch area with len==0.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>KVM: SEV: Ignore Port I\/O requests of length &#8216;0&#8217;<\/p>\n<p>Explicitly ignore Port I\/O requests of length &#8216;0&#8217; (or count &#8216;0&#8217;), so that<br \/>\nsetting<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-14970","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/14970","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=14970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}