{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"nsd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NQXHNNB8FPPVR4EBWY9JZP","modified_at":"2026-10-01T03:02:57.202949821Z","published_at":"2026-08-26T09:16:45.857Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-19401","https://security-tracker.debian.org/tracker/CVE-2026-19401"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-19401#Debian:13/nsd","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-19401"}],"summary":"Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size i"}