CVE-2026-40386_CVE-2026-40386

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MEDIUM

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

Description

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.

Basic Information

ID CVE-2026-40386

Source mitre

Published Apr 12, 2026 at 18:19

Modified Apr 12, 2026 at 18:55

Affected Product

Vendor libexif project

Product libexif

Affected Versions libexif project libexif 0

CWE Classification

CWE-191

References

github.com /libexif/libexif/commit/dc6eac6e9655d14d0779d99e82d0f5f442d2f34b

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    "lastseen": "",
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    "published": "2026-04-12T18:19:08.684Z",
    "modified": "2026-04-12T18:55:21.234Z",
    "type": "cve",
    "title": "CVE-2026-40386",
    "source": "mitre",
    "references": "https://github.com/libexif/libexif/commit/dc6eac6e9655d14d0779d99e82d0f5f442d2f34b",
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    "product": "libexif",
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