{"action":"Upgrade libheif to 1.23.1-1 or later.","affected":[{"fixed":"1.23.1-1","introduced":"0"}],"component":"libheif","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.23.1-1"],"id":"tcs_01M5NRWHKG2Q0DNGCHMJEM3CQA","modified_at":"2026-10-01T03:03:11.328150032Z","published_at":"2026-03-11T19:16:05.297Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-3949","https://security-tracker.debian.org/tracker/CVE-2026-3949"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-3949#Debian:13/libheif","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-3949"}],"summary":"A vulnerability was determined in strukturag libheif up to 1.21.2. This affects the function vvdec_push_data2 of the file libheif/plugins/decoder_vvdec.cc of the component HEIF File Parser. Executing"}