{"action":"Upgrade bind9 to 1:9.18.16-1 or later.","affected":[{"fixed":"1:9.18.16-1","introduced":"0"}],"component":"bind9","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:9.18.16-1"],"id":"tcs_01M5NJ0EXACNZ56FQVB7G4DCXA","modified_at":"2026-10-25T09:47:36.861455117Z","published_at":"2023-06-21T17:15:47.827Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-2911","https://security-tracker.debian.org/tracker/CVE-2023-2911"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-2911#Debian:13/bind9","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-2911"}],"summary":"If the `recursive-clients` quota is reached on a BIND 9 resolver configured with both `stale-answer-enable yes;` and `stale-answer-client-timeout 0;`, a sequence of serve-stale-related lookups could c"}