{"id":"DEBIAN-CVE-2026-40386","details":"In libexif through 0.6.25, an integer underflow in size checking for Fuji and Olympus MakerNote decoding could be used by attackers to crash or leak information out of libexif-using programs.","modified":"2026-09-14T17:03:32.263090512Z","published":"2026-04-12T19:16:20.640Z","upstream":["CVE-2026-40386"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-40386"}],"affected":[{"package":{"name":"libexif","ecosystem":"Debian:12","purl":"pkg:deb/debian/libexif?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.24-1+deb12u1"}]}],"versions":["0.6.24-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"}},{"package":{"name":"libexif","ecosystem":"Debian:13","purl":"pkg:deb/debian/libexif?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.25-1+deb13u1"}]}],"versions":["0.6.25-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"}},{"package":{"name":"libexif","ecosystem":"Debian:14","purl":"pkg:deb/debian/libexif?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.26-1"}]}],"versions":["0.6.25-1","0.6.25-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-40386.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}