{"action":"Upgrade bind9 to 1:9.18.19-1~deb12u1 or later.","affected":[{"fixed":"1:9.18.19-1~deb12u1","introduced":"0"}],"component":"bind9","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1:9.18.19-1~deb12u1"],"id":"tcs_01M5NJ96JNB15TCFSFT244HW5N","modified_at":"2026-10-23T18:02:32.569343664Z","published_at":"2023-09-20T13:15:12.313Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-4236","https://security-tracker.debian.org/tracker/CVE-2023-4236"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-4236","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-4236"}],"summary":"A flaw in the networking code handling DNS-over-TLS queries may cause `named` to terminate unexpectedly due to an assertion failure. This happens when internal data structures are incorrectly reused u"}