{"action":"Upgrade libytnef to 1.9.2-2 or later.","affected":[{"fixed":"1.9.2-2","introduced":"0"}],"component":"libytnef","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["1.9.2-2"],"id":"tcs_01M5NCQH56Y445TAEASDRTXZW0","modified_at":"2026-09-01T20:02:53.316313996Z","published_at":"2017-05-18T06:29:00.683Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-9058","https://security-tracker.debian.org/tracker/CVE-2017-9058"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-9058","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-9058"}],"summary":"In libytnef in ytnef through 1.9.2, there is a heap-based buffer over-read due to incorrect boundary checking in the SIZECHECK macro in lib/ytnef.c."}