MEDIUM 4.0 Microsoft
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.
Microsoft Security Update 2026-Apr: 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.
Affected Products
- azl3 libexif 0.6.24-2 on Azure Linux 3.0
- cbl2 libexif 0.6.24-2 on CBL Mariner 2.0
- azl3 libexif 0.6.24-3 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40385
- https://nvd.nist.gov/vuln/detail/CVE-2026-40385
This medium severity vulnerability with a CVSS score of 4.0 was published on 2026-04-14 via Microsoft. Affected: azl3 libexif 0.6.24-2 on Azure Linux 3.0, cbl2 libexif 0.6.24-2 on CBL Mariner 2.0, azl3 libexif 0.6.24-3 on Azure Linux 3.0.
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