CVE-2026-40385

Name	CVE-2026-40385
Description	In libexif through 0.6.25, an unsigned 32bit integer overflow in Nikon MakerNote handling could be used by local attackers to cause crashes or information leaks. This only affects 32bit systems.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libexif (PTS)	bullseye	0.6.22-3	vulnerable
	bookworm	0.6.24-1	vulnerable
	trixie	0.6.25-1	vulnerable
	sid, forky	0.6.25-2	vulnerable

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libexif	source	(unstable)	(unfixed)

Fixed by: https://github.com/libexif/libexif/commit/93003b93e50b3d259bd2227d8775b73a53c35d58