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.
History

Tue, 17 Mar 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 17 Mar 2026 10:00:00 +0000

Type Values Removed Values Added
First Time appeared Libexif
Libexif libexif
Vendors & Products Libexif
Libexif libexif

Tue, 17 Mar 2026 00:15:00 +0000

Type Values Removed Values Added
Title libexif: libexif: Buffer overwrite via integer underflow in MakerNotes decoding
References
Metrics threat_severity

None

threat_severity

Moderate


Mon, 16 Mar 2026 07:00:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-191
References
Metrics cvssV3_1

{'score': 7.4, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-03-16T06:31:36.015Z

Updated: 2026-03-17T12:53:49.253Z

Reserved: 2026-03-16T06:31:35.564Z

Link: CVE-2026-32775

cve-icon Vulnrichment

Updated: 2026-03-16T13:45:44.480Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-16T14:19:44.413

Modified: 2026-03-16T14:53:07.390

Link: CVE-2026-32775

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-03-16T06:31:36Z

Links: CVE-2026-32775 - Bugzilla