#VU125896 Buffer Over-read in libexif - CVE-2026-40385

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Main Vulnerability Database Vulnerabilities #VU125896

#VU125896 Buffer Over-read in libexif - CVE-2026-40385

Published: April 14, 2026


Vulnerability identifier: #VU125896
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2026-40385
CWE-ID: CWE-126
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
libexif
Software vendor:
libexif.sourceforge.net

Description

The vulnerability allows a remote attacker to cause a denial of service or disclose sensitive information.

The vulnerability exists due to buffer over-read in Nikon MakerNotes processing when decoding or displaying Exif data with MakerNotes on 32-bit systems. A remote attacker can supply specially crafted Exif data to cause a denial of service or disclose sensitive information.

Only 32-bit systems are affected.


Remediation

Install security update from vendor's website.

External links