CVE-2026-56367 | ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 conta… | CVSS 3.7 LOW

Description

ImageMagick before 7.1.2-15 and 6.9.x before 6.9.13-40 contains an integer overflow in the PSB (PSD v2) RLE decoding path (ReadPSDChannelRLE in coders/psd.c) that causes a heap out-of-bounds read on 32-bit builds. Processing a crafted PSB file can lead to information disclosure or a crash.

Metadata

CVE ID: CVE-2026-56367
State: PUBLISHED
Assigner: VulnCheck
Reserved: 2026-06-21 02:05 UTC
Published: 2026-06-21 13:26 UTC
Last updated: 2026-06-21 13:26 UTC
Primary CWE: CWE-125
Out-of-bounds Read
Vendor / Product: ImageMagick / ImageMagick
Sources: cve.org · NVD

Severity & Metrics

3.7 LOW CVSS 3.1

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products (2)

Vendor	Product	Platform	Versions
ImageMagick	ImageMagick	—	0 < 7.1.2-15, 7.1.2-15
ImageMagick	ImageMagick	—	0 < 6.9.13-40, 6.9.13-40

Weakness (CWE)

CWE	Source	Description
CWE-125	cna	Out-of-bounds Read

CVSS scores (2)

Score	Severity	Version	Source	Vector
6.3	MEDIUM	4.0	cna	CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
3.7	LOW	3.1	cna	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

References (2)

GHSA Advisory GHSA-273h-m46v-96q4 https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-273h-m46v-96q4
VulnCheck Advisory: ImageMagick - Heap Out-of-Bounds Read in PSB RLE Decoding https://www.vulncheck.com/advisories/imagemagick-heap-out-of-bounds-read-in-psb-rle-decoding