{"id":41265,"date":"2026-10-19T00:32:54","date_gmt":"2026-10-18T16:32:54","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98793"},"modified":"2026-10-19T00:32:54","modified_gmt":"2026-10-18T16:32:54","slug":"cve-2026-98793","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98793","title":{"rendered":"CVE-2026-98793 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: bpf: rejec"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>netfilter: bpf: reject invalid NAT manipulation types<\/p>\n<p>As bpf_ct_set_nat_info() is not validating the NAT manipulation type a<br \/>\nwrong value can be passed directly to nf_nat_setup_info(). This triggers<br \/>\nthe WARN_ON() at nf_nat_setup_info() and if panic_on_warn isn&#8217;t set,<br \/>\nthen IPS_SRC_NAT_DONE is set without adding nat_bysource and conntrack<br \/>\ncleanup tries to unlink an uninitialized hlist node.<\/p>\n<p>Fix this by checking that NAT manipulation type is correct before<br \/>\ncalling nf_nat_setup_info(). In addition, if the WARN_ON is hit, return<br \/>\nNF_DROP instead of continuing with the processing to avoid similar<br \/>\nsituations in the future.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>netfilter: bpf: reject invalid NAT manipulation types<\/p>\n<p>As bpf_ct_set_nat_info() is not validating the NAT manipulation type a<br \/>\nwrong<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41265","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41265","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=41265"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41265"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41265"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}