{"id":7362,"date":"2026-09-04T18:49:31","date_gmt":"2026-09-04T10:49:31","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74406"},"modified":"2026-09-04T18:49:31","modified_gmt":"2026-09-04T10:49:31","slug":"cve-2026-74406","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-74406","title":{"rendered":"CVE-2026-74406 [CRITICAL] – In the Linux kernel, the following vulnerability has been resolved:\n\nvxlan: Fix potential"},"content":{"rendered":"

In the Linux kernel, the following vulnerability has been resolved:<\/p>\n

vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().<\/p>\n

udp_tunnel_sock_release() could set sk->sk_user_data to NULL
\nwhile vxlan_gro_prepare_receive() is running.<\/p>\n

Let’s check if rcu_dereference_sk_user_data() is NULL after
\nskb_gro_remcsum_init().<\/p>\n","protected":false},"excerpt":{"rendered":"

In the Linux kernel, the following vulnerability has been resolved:<\/p>\n

vxlan: Fix potential null-ptr-deref in vxlan_gro_prepare_receive().<\/p>\n

udp_tunnel_sock_release() could set sk->sk_user_data to NULL
\nw<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-7362","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/7362","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=7362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}