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CVE-2026-40386 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/libexif/libexif/commit/dc6eac6e9655d14d0779d99e82d0f5f442d2f34b MITRE

Weakness Enumeration

CWE-ID CWE Name Source
CWE-191 Integer Underflow (Wrap or Wraparound) MITRE  

Change History

1 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-40386
NVD Published Date:
04/12/2026
NVD Last Modified:
04/12/2026
Source:
MITRE