CVE-2026-34238

ImageMagick: Integer overflow in despeckle operation causes heap buffer overflow on 32-bit builds

State: Published
Severity: 5.1 Medium
Published: Apr 13, 2026
Updated: Apr 14, 2026
Reserved: Mar 26, 2026

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, an integer overflow in the despeckle operation causes a heap buffer overflow on 32-bit builds that will result in an out of bounds write. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.

Scores

CVSS	Score	Vector	Source
3.1	5.1 Medium	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-190 Integer Overflow or Wraparound
CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
ImageMagickImageMagick	< 6.9.13-44Affected < 7.1.2-19Affected

References

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