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MEDIUM · 4.0

CVE-2026-40385

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.

Vulnerability 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.

CVSS Score

4.0

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
Libexif ProjectLibexif<= 0.6.25

Related Weaknesses (CWE)

CWE-190

References

FAQ

What is CVE-2026-40385?

CVE-2026-40385 is a vulnerability with a CVSS score of 4.0 (MEDIUM). 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.

How severe is CVE-2026-40385?

CVE-2026-40385 has been rated MEDIUM with a CVSS base score of 4.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-40385?

Check the references section above for vendor advisories and patch information. Affected products include: Libexif Project Libexif.