CVE-2026-32775

libexif through 0.6.25 has a flaw in decoding MakerNotes. If the exif_mnote_data_get_value function gets passed in a 0 size, the passed in-buffer would be overwritten due to an integer underflow.

CVSS v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.4 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692	Patch
https://github.com/libexif/libexif/issues/247	Issue Tracking Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libexif_project:libexif:*:*:*:*:*:*:*:*

History

21 Apr 2026, 13:54

Type	Values Removed	Values Added
References	~~() https://github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692 -~~	() https://github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692 - Patch
References	~~() https://github.com/libexif/libexif/issues/247 -~~	() https://github.com/libexif/libexif/issues/247 - Issue Tracking, Exploit, Vendor Advisory
First Time		Libexif Project libexif Libexif Project
CPE		cpe:2.3:a:libexif_project:libexif::::::::
Summary		(es) libexif hasta 0.6.25 tiene una falla en la decodificación de MakerNotes. Si a la función exif_mnote_data_get_value se le pasa un tamaño de 0, el búfer pasado sería sobrescrito debido a un subdesbordamiento de enteros.

16 Mar 2026, 14:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-16 14:19

Updated : 2026-04-21 13:54

NVD link : CVE-2026-32775

Mitre link : CVE-2026-32775

CVE.ORG link : CVE-2026-32775

JSON object : View

Products Affected

libexif_project

libexif

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

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