{"action":"Upgrade giflib to 6.1.3-1 or later.","affected":[{"fixed":"6.1.3-1","introduced":"0"}],"component":"giflib","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.1.3-1"],"id":"tcs_01M5NR5DWDMCTWRK8PCW3DTD40","modified_at":"2026-10-01T03:03:01.376497048Z","published_at":"2026-03-18T18:16:26.220Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-26740","https://security-tracker.debian.org/tracker/CVE-2026-26740"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-26740#Debian:14/giflib","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-26740"}],"summary":"Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validat"}