{"id":"JLSEC-2025-309","summary":"There exists one heap buffer overflow in `_TIFFmemcpy` in `tif_unix.c` in libtiff 4.0.10, which...","details":"There exists one heap buffer overflow in `_TIFFmemcpy` in `tif_unix.c` in libtiff 4.0.10, which allows an attacker to cause a denial-of-service through a crafted tiff file.","modified":"2026-07-25T18:24:09.339139379Z","published":"2025-11-25T22:18:43.603Z","upstream":["CVE-2020-18768"],"database_specific":{"license":"CC-BY-4.0","sources":[{"modified":"2026-06-17T02:59:28.170Z","published":"2023-08-22T19:15:55.480Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-18768","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-18768","database_specific":{"status":"Modified"},"id":"CVE-2020-18768","imported":"2026-07-17T20:58:16.126Z"}]},"references":[{"type":"WEB","url":"http://bugzilla.maptools.org/show_bug.cgi?id=2848"}],"affected":[{"package":{"name":"Libtiff_jll","ecosystem":"Julia","purl":"pkg:julia/Libtiff_jll?uuid=89763e89-9b03-5906-acba-b20f662cd828"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.1.0+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-309.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}