Input validation error in ImageMagick - CVE-2026-49218

Vulnerability identifier: #VU133102

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-49218

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to cause a denial of service.

The vulnerability exists due to improper input validation in the DCM decoder when parsing crafted DCM images. A remote attacker can supply a specially crafted DCM image to cause a denial of service.

The issue can produce an image with invalid dimensions, which may lead to crashes in subsequent operations.

ImageMagick
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
Debian Linux
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
Development Tools Module
Desktop Applications Module
openSUSE Leap
openEuler
ImageMagick-config-6-SUSE
libMagickWand-6_Q16-1
ImageMagick-debuginfo
libMagickWand-6_Q16-1-debuginfo
ImageMagick-debugsource
ImageMagick-config-6-upstream
ImageMagick-devel
libMagick++-devel
libMagickCore-6_Q16-1
libMagickCore-6_Q16-1-debuginfo
ImageMagick-c++
ImageMagick
ImageMagick-c++-devel
ImageMagick-perl
ImageMagick-help
libMagickWand-7_Q16HDRI10-32bit
libMagick++-7_Q16HDRI5-32bit
libMagick++-7_Q16HDRI5-64bit-debuginfo
libMagickCore-7_Q16HDRI10-64bit
libMagick++-7_Q16HDRI5-64bit
libMagickWand-7_Q16HDRI10-64bit
libMagickCore-7_Q16HDRI10-64bit-debuginfo
libMagickWand-7_Q16HDRI10-64bit-debuginfo
libMagick++-devel-64bit
ImageMagick-devel-64bit
ImageMagick-doc
ImageMagick-config-7-upstream
libMagickCore-7_Q16HDRI10
libMagick++-devel-32bit
libMagickWand-7_Q16HDRI10-debuginfo
libMagickWand-7_Q16HDRI10
perl-PerlMagick
perl-PerlMagick-debuginfo
libMagick++-7_Q16HDRI5-debuginfo
libMagickCore-7_Q16HDRI10-32bit-debuginfo
libMagick++-7_Q16HDRI5
ImageMagick-config-7-SUSE
libMagickCore-7_Q16HDRI10-debuginfo
ImageMagick-extra-debuginfo
ImageMagick-extra
ImageMagick-devel-32bit
libMagickWand-7_Q16HDRI10-32bit-debuginfo
libMagickCore-7_Q16HDRI10-32bit
libMagick++-7_Q16HDRI5-32bit-debuginfo
ImageMagick-config-7-upstream-limited
ImageMagick-config-7-upstream-secure
ImageMagick-config-7-upstream-websafe
ImageMagick-config-7-upstream-open
imagemagick (Debian package)

Install security update from vendor's website.

ImageMagick - addressed in versions 6.9.13-48, 7.1.2-24
ImageMagick-config-6-SUSE - update to 6.8.8.1-71.259.1
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.259.1
ImageMagick-debuginfo - addressed in versions 6.8.8.1-71.259.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickWand-6_Q16-1-debuginfo - update to 6.8.8.1-71.259.1
ImageMagick-debugsource - addressed in versions 6.8.8.1-71.259.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-6-upstream - update to 6.8.8.1-71.259.1
ImageMagick-devel - addressed in versions 6.8.8.1-71.259.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-devel - addressed in versions 6.8.8.1-71.259.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-6_Q16-1 - update to 6.8.8.1-71.259.1
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.259.1
ImageMagick-c++ - update to 6.9.13.49-1
ImageMagick - update to 6.9.13.49-1
ImageMagick-c++-devel - update to 6.9.13.49-1
ImageMagick-debuginfo - update to 6.9.13.49-1
ImageMagick-debugsource - update to 6.9.13.49-1
ImageMagick-devel - update to 6.9.13.49-1
ImageMagick-perl - update to 6.9.13.49-1
ImageMagick-help - update to 6.9.13.49-1
libMagickWand-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagick++-devel-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-devel-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-doc - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-config-7-upstream - update to 7.1.0.9-150400.6.87.1
libMagickCore-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-devel-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
perl-PerlMagick - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-extra - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.73.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
imagemagick (Debian package) - update to 8:7.1.1.43+dfsg1-1+deb13u10

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-8pj9-6897-74xc

• Multiple vulnerabilities in ImageMagick
• openEuler update for ImageMagick
• Debian update for imagemagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick