Integer overflow in ImageMagick - CVE-2026-28493

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Main Vulnerability Database Vulnerabilities #VU123903

Integer overflow in ImageMagick - CVE-2026-28493

Published: March 11, 2026


Vulnerability identifier: #VU123903
CSH Severity: Medium
CVSS v4: 8.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-28493
CWE-ID: CWE-190
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 integer overflow in SIXEL decoder. A remote attacker can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.


Affected software

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

How to mitigate CVE-2026-28493

Install updates from vendor's website.

ImageMagick - update to 7.1.2-16
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
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
ImageMagick-config-7-upstream - update to 7.1.0.9-150400.6.75.1
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
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
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
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-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-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-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 - 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 - 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-debugsource - 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
ImageMagick-devel - 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 - 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-debuginfo - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.75.1, 7.1.1.21-150600.3.50.1
libMagick++-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
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
libMagickWand-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
libMagickCore-7_Q16HDRI10-32bit-debuginfo - 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
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-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-secure - addressed in versions 7.1.1.21-150600.3.50.1, 7.1.1.43-150700.3.42.1
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 (Debian package) - update to 8:7.1.1.43+dfsg1-1+deb13u7
ImageMagick-doc - update to 7.1.2.8-10
ImageMagick-perl - update to 7.1.2.8-10
ImageMagick-libs - update to 7.1.2.8-10
ImageMagick-djvu - update to 7.1.2.8-10
ImageMagick-devel - update to 7.1.2.8-10
ImageMagick-c++-devel - update to 7.1.2.8-10
ImageMagick-c++ - update to 7.1.2.8-10
ImageMagick - update to 7.1.2.8-10
ImageMagick-c++ - update to 7.1.2.16-1
ImageMagick-c++-devel - update to 7.1.2.16-1
ImageMagick - update to 7.1.2.16-1
ImageMagick-help - update to 7.1.2.16-1
ImageMagick-perl - update to 7.1.2.16-1
ImageMagick-devel - update to 7.1.2.16-1
ImageMagick-debugsource - update to 7.1.2.16-1
ImageMagick-debuginfo - update to 7.1.2.16-1

External References

Related Security Bulletins