Stack-based buffer overflow in ImageMagick - CVE-2026-23874

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Main Vulnerability Database Vulnerabilities #VU121673

Stack-based buffer overflow in ImageMagick - CVE-2026-23874

Published: January 20, 2026


Vulnerability identifier: #VU121673
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-23874
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within infinite recursion in ProcessMSLScript. A local user can trigger stack-based buffer overflow and cause a denial of service condition on the target system.


Affected software

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

How to mitigate CVE-2026-23874

Install updates from vendor's website.

ImageMagick - update to 7.1.2-13
libMagick++-devel - addressed in versions 6.8.8.1-71.227.1, 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-6-upstream - update to 6.8.8.1-71.227.1
ImageMagick-debuginfo - addressed in versions 6.8.8.1-71.227.1, 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.227.1
ImageMagick-config-6-SUSE - update to 6.8.8.1-71.227.1
ImageMagick-debugsource - addressed in versions 6.8.8.1-71.227.1, 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagickWand-6_Q16-1-debuginfo - update to 6.8.8.1-71.227.1
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.227.1
libMagickCore-6_Q16-1 - update to 6.8.8.1-71.227.1
ImageMagick-devel - addressed in versions 6.8.8.1-71.227.1, 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
imagemagick (Debian package) - addressed in versions 8:6.9.11.60+dfsg-1.6+deb12u6, 8:7.1.1.43+dfsg1-1+deb13u5
ImageMagick-perl - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-c++ - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-c++-devel - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-debuginfo - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-debugsource - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-devel - addressed in versions 6.9.13.38-1, 7.1.2.13-1
ImageMagick-help - addressed in versions 6.9.13.38-1, 7.1.2.13-1
libMagickCore-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagickCore-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
perl-PerlMagick - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagickCore-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-devel-64bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
ImageMagick-devel-64bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickWand-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-7_Q16HDRI5-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-7_Q16HDRI5-64bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickWand-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
ImageMagick-doc - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-7_Q16HDRI5-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagick++-devel-32bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickWand-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickCore-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-7-upstream - update to 7.1.0.9-150400.6.64.1
ImageMagick-extra - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
libMagickWand-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.64.1, 7.1.1.21-150600.3.38.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.38.1, 7.1.1.43-150700.3.33.1

External References

Related Security Bulletins