{"action":"Upgrade libheif to 1.19.7-1 or later.","affected":[{"fixed":"1.19.7-1","introduced":"0"}],"component":"libheif","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.19.7-1"],"id":"tcs_01M5NVYKBYHGZNPT0SJ2F4Q5QP","modified_at":"2026-09-23T08:47:31.461894919Z","published_at":"2026-09-18T16:17:12.997Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-84449","https://security-tracker.debian.org/tracker/CVE-2026-84449"],"severity":{"label":"low","score":3.7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-84449#Debian:13/libheif","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-84449"}],"summary":"libheif is a HEIF and AVIF file format decoder and encoder. Prior to 1.19.6, Op_RGB24_32_to_YCbCr::convert_colorspace() stores image-plane strides in an integer width that can overflow for extremely l"}