{"action":"Upgrade dnsdist to 2.0.3-1 or later.","affected":[{"fixed":"2.0.3-1","introduced":"0"}],"component":"dnsdist","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.0.3-1"],"id":"tcs_01M5NRFXRY4X6X1ZQCENJ60FR1","modified_at":"2026-10-01T03:03:01.605618814Z","published_at":"2026-03-31T12:16:28.053Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-27854","https://security-tracker.debian.org/tracker/CVE-2026-27854"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-27854#Debian:14/dnsdist","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-27854"}],"summary":"An attacker might be able to trigger a use-after-free by sending crafted DNS queries to a DNSdist using the DNSQuestion:getEDNSOptions method in custom Lua code. In some cases DNSQuestion:getEDNSOptio"}