CVE-2026-25638

ImageMagick has memory leak in msl encoder

State: Published
Severity: 5.3 Medium
Published: Feb 24, 2026
Updated: Jun 23, 2026
Reserved: Feb 4, 2026

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, memory leak exists in `coders/msl.c`. In the `WriteMSLImage` function of the `msl.c` file, resources are allocated. But the function returns early without releasing these allocated resources. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	GitHub_M

Weaknesses

CWE-401 Missing Release of Memory after Effective Lifetime

Affected Products

Product	Versions
ImageMagickImageMagick	>= 7.0.0, < 7.1.2-15Affected < 6.9.13-40Affected

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gxcx-qjqp-8vjw

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