CVE-2026-109964

Medium

Description

ImageMagick before 7.1.2-33 and 6.9.13-58 contains a heap buffer underwrite vulnerability in DecodeImage() in coders/pict.c on 32-bit builds due to pointer arithmetic overflow. Attackers can supply a crafted PICT file with maximized row, column and bytes-per-line values to bypass bounds checks and write up to 128 controlled bytes below the heap buffer, causing crashes or code execution.

SeverityMedium

CVSS5.6

Exploit probability—

ProductImagemagick

PublishedOct 13, 2026

First seenOct 13, 2026

Weakness typeCWE-124CWE-124

How to fix

Update

imagemagick imagemagick6.9.13-58, 7.1.2-33 or later

Patches

Vendor advisories

github.com/ImageMagick/ImageMagick/security/advisories/GHSA-mqmp-r5jh-jx7w

Affected products

Product	Affected versions	Fixed in
imagemagick imagemagick	v < 6.9.13-58, 7.0.0-0 ≤ v < 7.1.2-33	6.9.13-58, 7.1.2-33

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