{"action":"Upgrade postgresql-18 to 18.6-1 or later.","affected":[{"fixed":"18.6-1","introduced":"0"}],"component":"postgresql-18","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["18.6-1"],"id":"tcs_01M5NQMYJWNSQXVJA1XZB0YKQJ","modified_at":"2026-10-01T03:02:49.218862142Z","published_at":"2026-08-13T13:17:45.150Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-14678","https://security-tracker.debian.org/tracker/CVE-2026-14678"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-14678#Debian:14/postgresql-18","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-14678"}],"summary":"Buffer over-read in PostgreSQL pg_trgm index picksplit function reads past end of a heap buffer. This might allow a table maintainer to infer limited memory values, via the lossy signal of index split"}