CVE-2026-42050
ImageMagick: ImageMagick: Denial of Service due to an overflow vulnerability in MIFF file processing
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 12, 2026
Updated · August 18, 2026
Description
A flaw was found in ImageMagick. A user opening a specially crafted MIFF (Magick Image File Format) file in the display tool and right-clicking a tile to invoke the Load / Update menu item could trigger an overflow vulnerability. This overflow could lead to a denial of service, making the application unavailable.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Users should avoid opening or interacting with untrusted MIFF (Magick Image File Format) files using the ImageMagick display tool. If the ImageMagick package is not essential for image display or other critical system functions, consider removing it. Be aware that removing ImageMagick may impact other applications that rely on its image processing capabilities.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-131 · Incorrect Calculation of Buffer Size