{"action":"Upgrade giflib to 5.1.9-1 or later.","affected":[{"fixed":"5.1.9-1","introduced":"0"}],"component":"giflib","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.1.9-1"],"id":"tcs_01M5NDXFT2CFT466J4N7PQ30CZ","modified_at":"2026-09-21T07:01:10.175741862Z","published_at":"2019-08-17T18:15:10.767Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-15133","https://security-tracker.debian.org/tracker/CVE-2019-15133"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-15133","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-15133"}],"summary":"In GIFLIB before 2019-02-16, a malformed GIF file triggers a divide-by-zero exception in the decoder function DGifSlurp in dgif_lib.c if the height field of the ImageSize data structure is equal to ze"}