{"id":14653,"date":"2026-09-04T19:02:07","date_gmt":"2026-09-04T11:02:07","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-62309"},"modified":"2026-09-04T19:02:07","modified_gmt":"2026-09-04T11:02:07","slug":"cve-2026-62309","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-62309","title":{"rendered":"CVE-2026-62309 [HIGH] &#8211; CoreDNS is a DNS server written in Go. Prior to 1.14.4, a single 28-byte UDP datagram can"},"content":{"rendered":"<p>CoreDNS is a DNS server written in Go. Prior to 1.14.4, a single 28-byte UDP datagram can crash the CoreDNS process when the proxyproto plugin is enabled because plugin\/pkg\/proxyproto\/proxyproto.go PacketConn.ReadFrom handles a PROXY v2 header with non-UDP transport such as family byte 0x11, reassigns addr from a nil readFrom result after parseProxyProtocol errors, and calls addr.String() in the warning log before ServeDNS recovery applies. This issue is fixed in version 1.14.4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CoreDNS is a DNS server written in Go. Prior to 1.14.4, a single 28-byte UDP datagram can crash the CoreDNS process when the proxyproto plugin is enabled because plugin\/pkg\/proxyproto\/proxyproto.go Pa<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-14653","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/14653","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=14653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}