{"id":15205,"date":"2026-09-04T19:02:30","date_gmt":"2026-09-04T11:02:30","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-64194"},"modified":"2026-09-04T19:02:30","modified_gmt":"2026-09-04T11:02:30","slug":"cve-2026-64194","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-64194","title":{"rendered":"CVE-2026-64194 [HIGH] &#8211; Net::DNS versions through 1.55 for Perl allow Denial of Service via deep DNS compression p"},"content":{"rendered":"<p>Net::DNS versions through 1.55 for Perl allow Denial of Service via deep DNS compression pointer chains.<\/p>\n<p>Net::DNS::DomainName::decode follows RFC 1035 compression pointers by recursing into itself with no depth limit. It is possible to construct a name which saturates the call stack (at least with larger TCP responses), leading to a potential Denial of Service.<\/p>\n<p>The guard `$link new($wire)` i.e. any point where the library decodes a DNS message from the network.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Net::DNS versions through 1.55 for Perl allow Denial of Service via deep DNS compression pointer chains.<\/p>\n<p>Net::DNS::DomainName::decode follows RFC 1035 compression pointers by recursing into itself wi<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-15205","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/15205","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=15205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=15205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=15205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}