{"action":"Upgrade tiff to 4.0.8-5 or later.","affected":[{"fixed":"4.0.8-5","introduced":"0"}],"component":"tiff","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["4.0.8-5"],"id":"tcs_01M5NC2DFAMNM6CFBJ0B59CHSR","modified_at":"2026-09-01T20:03:43.228369826Z","published_at":"2017-08-29T06:29:00.237Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2017-13726","https://security-tracker.debian.org/tracker/CVE-2017-13726"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2017-13726#Debian:13/tiff","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2017-13726"}],"summary":"There is a reachable assertion abort in the function TIFFWriteDirectorySec() in LibTIFF 4.0.8, related to tif_dirwrite.c and a SubIFD tag. A crafted input will lead to a remote denial of service attac"}