{"id":"DEBIAN-CVE-2025-67896","details":"Exim before 4.99.1, with certain non-default rate-limit configurations, allows a remote heap-based buffer overflow because database records are cast directly to internal structures without validation.","modified":"2026-09-01T20:05:56.340064037Z","published":"2025-12-14T04:15:50.287Z","upstream":["CVE-2025-67896"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2025-67896"}],"affected":[{"package":{"name":"exim4","ecosystem":"Debian:14","purl":"pkg:deb/debian/exim4?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.99-7"}]}],"versions":["4.98.2-1","4.98.2-1+hurd.1","4.98.2-2","4.99-1","4.99-2","4.99-3","4.99-4","4.99-4~bpo13+1","4.99-5","4.99-6","4.99-6~bpo13+1","4.99-7~bpo13+1","4.99~RC1-1","4.99~RC2-1","4.99~RC3-1","4.99~RC3-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-67896.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}