CVE-2025-55004

ImageMagick: heap-buffer overflow read in MNG magnification with alpha

Published Aug 13, 2025 CVSS 3.1 · 7.6 High EPSS < 1% KEV · Not listed
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-1, ImageMagick is vulnerable to heap-buffer overflow read around the handling of images with separate alpha channels when performing image magnification in ReadOneMNGIMage. This can likely be used to leak subsequent memory contents into the output image. This issue has been patched in version 7.1.2-1.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-5997-1 imagemagick security update
EUVD EUVD EUVD-2025-28576 imagemagick: heap-buffer overflow read in MNG magnification with alpha
Github GHSA Github GHSA GHSA-cjc8-g9w8-chfw imagemagick: heap-buffer overflow read in MNG magnification with alpha
History
Type Values Removed Values Added
CPEs cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
Type Values Removed Values Added
First Time appeared Imagemagick
Imagemagick imagemagick
Vendors & Products Imagemagick
Imagemagick imagemagick
References
Metrics threat_severity

None

threat_severity

Important

Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to version 7.1.2-1, ImageMagick is vulnerable to heap-buffer overflow read around the handling of images with separate alpha channels when performing image magnification in ReadOneMNGIMage. This can likely be used to leak subsequent memory contents into the output image. This issue has been patched in version 7.1.2-1.
Title ImageMagick: heap-buffer overflow read in MNG magnification with alpha
Weaknesses CWE-122
References
Metrics cvssV3_1

{'score': 7.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Aug 13, 2025, 2:35 PM
Reserved
Aug 4, 2025, 5:34 PM
Status
Analyzed
Published
Aug 13, 2025, 2:15 PM
Modified
Jun 17, 2026, 9:41 AM
Severity
Important
Public date
Aug 13, 2025, 1:59 PM