{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"dnsdist","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NRXESDR4PWAXZN2J5Y8R6A","modified_at":"2026-10-26T12:02:57.404086139Z","published_at":"2026-06-25T13:16:39.717Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-40211","https://security-tracker.debian.org/tracker/CVE-2026-40211"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-40211","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-40211"}],"summary":"An attacker can send crafted DNS over HTTP/3 queries, triggering an exception that prevents some buffer from being freed right away. The buffer will be freed at the end of the QUIC connection, but on"}