CVE-2026-32775 PUBLISHED

Assigner: mitre
Reserved: 16.03.2026 Published: 16.03.2026 Updated: 16.03.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS Score: 7.4

Attack Vector	Local	Scope	Unchanged
Attack Complexity	High	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	libexif
Product	libexif
Versions	Default: unknown affected from 0 to 0.6.25 (incl.)

References

https://github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692
https://github.com/libexif/libexif/issues/247

Problem Types

CWE-191 Integer Underflow (Wrap or Wraparound) CWE