Stack-based buffer overflow in ImageMagick - CVE-2026-33536

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Main Vulnerability Database Vulnerabilities #VU124426

Stack-based buffer overflow in ImageMagick - CVE-2026-33536

Published: March 25, 2026


Vulnerability identifier: #VU124426
CSH Severity: Medium
CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-33536
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in InterpretImageFilename. A remote unauthenticated attacker can trigger stack-based buffer overflow and cause a denial of service condition on the target system.


Affected software

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

How to mitigate CVE-2026-33536

Install updates from vendor's website.

ImageMagick - addressed in versions 6.9.13-43, 7.1.2-18
ImageMagick-config-6-upstream - update to 6.8.8.1-71.236.1
ImageMagick-debugsource - addressed in versions 6.8.8.1-71.236.1, 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagick++-devel - addressed in versions 6.8.8.1-71.236.1, 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.236.1
ImageMagick-devel - addressed in versions 6.8.8.1-71.236.1, 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-config-6-SUSE - update to 6.8.8.1-71.236.1
ImageMagick-debuginfo - addressed in versions 6.8.8.1-71.236.1, 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickCore-6_Q16-1 - update to 6.8.8.1-71.236.1
libMagickWand-6_Q16-1-debuginfo - update to 6.8.8.1-71.236.1
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.236.1
imagemagick (Debian package) - addressed in versions 8:6.9.11.60+dfsg-1.6+deb12u8, 8:7.1.1.43+dfsg1-1+deb13u8
ImageMagick-help - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-perl - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-devel - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-c++ - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-c++-devel - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-debuginfo - addressed in versions 6.9.13.43-1, 7.1.2.18-1
ImageMagick-debugsource - addressed in versions 6.9.13.43-1, 7.1.2.18-1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickCore-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-extra - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagick++-devel-64bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickWand-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick-devel-64bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-7_Q16HDRI5-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-7_Q16HDRI5-64bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickWand-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickCore-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick-doc - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickCore-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-devel-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
perl-PerlMagick - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagickCore-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick-config-7-upstream - update to 7.1.0.9-150400.6.75.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-7_Q16HDRI5-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickWand-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagickWand-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
ImageMagick - update to 7.1.2.15-2
ImageMagick-perl - update to 7.1.2.15-2
ImageMagick-libs - update to 7.1.2.15-2
ImageMagick-doc - update to 7.1.2.15-2
ImageMagick-djvu - update to 7.1.2.15-2
ImageMagick-devel - update to 7.1.2.15-2
ImageMagick-c++-devel - update to 7.1.2.15-2
ImageMagick-c++ - update to 7.1.2.15-2

External References

Related Security Bulletins