Out-of-bounds write in ImageMagick - CVE-2026-33535

Vulnerability identifier: #VU124425

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-33535

CWE-ID: CWE-787

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in the X11 display interaction path. A remote attacker can trigger an out-of-bounds write and perform a denial of service (DoS) attack the target system.

ImageMagick
Debian Linux
SUSE Linux Enterprise Server 15 SP4
SUSE Linux Enterprise Server 15 SP5
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 12 SP5
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 Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Real Time 15
Ubuntu
Desktop Applications Module
Development Tools Module
SUSE Package Hub 15
openSUSE Leap
openEuler
Anolis OS
GraphicsMagick
libGraphicsMagick++-Q16-12-debuginfo
libGraphicsMagickWand-Q16-2-debuginfo
perl-GraphicsMagick
libGraphicsMagick-Q16-3
libGraphicsMagick-Q16-3-debuginfo
perl-GraphicsMagick-debuginfo
GraphicsMagick-debugsource
GraphicsMagick-debuginfo
GraphicsMagick-devel
libGraphicsMagick++-Q16-12
libGraphicsMagickWand-Q16-2
libGraphicsMagick3-config
libGraphicsMagick++-devel
imagemagick (Ubuntu package)
ImageMagick-config-6-upstream
ImageMagick-debuginfo
ImageMagick-config-6-SUSE
ImageMagick-devel
libMagickWand-6_Q16-1
libMagick++-devel
ImageMagick-debugsource
libMagickCore-6_Q16-1-debuginfo
libMagickCore-6_Q16-1
libMagickWand-6_Q16-1-debuginfo
imagemagick (Debian package)
ImageMagick
ImageMagick-c++
ImageMagick-c++-devel
ImageMagick-perl
ImageMagick-help
ImageMagick-extra-debuginfo
ImageMagick-config-7-upstream
libMagick++-7_Q16HDRI5
ImageMagick-extra
libMagickCore-7_Q16HDRI10
perl-PerlMagick-debuginfo
perl-PerlMagick
libMagickCore-7_Q16HDRI10-debuginfo
libMagickWand-7_Q16HDRI10
libMagick++-7_Q16HDRI5-debuginfo
libMagickWand-7_Q16HDRI10-debuginfo
ImageMagick-config-7-SUSE
libMagickCore-7_Q16HDRI10-64bit-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
ImageMagick-devel-32bit
libMagick++-devel-32bit
libMagickWand-7_Q16HDRI10-32bit-debuginfo
libMagickWand-7_Q16HDRI10-32bit
libMagickCore-7_Q16HDRI10-32bit-debuginfo
libMagick++-7_Q16HDRI5-32bit-debuginfo
libMagick++-7_Q16HDRI5-32bit
libMagickCore-7_Q16HDRI10-32bit
ImageMagick-config-7-upstream-limited
ImageMagick-config-7-upstream-websafe
ImageMagick-config-7-upstream-open
ImageMagick-config-7-upstream-secure
ImageMagick-libs
ImageMagick-djvu

Install updates from vendor's website.

ImageMagick - addressed in versions 6.9.13-43, 7.1.2-18
GraphicsMagick - update to 1.3.42-150600.3.21.1
libGraphicsMagick++-Q16-12-debuginfo - update to 1.3.42-150600.3.21.1
libGraphicsMagickWand-Q16-2-debuginfo - update to 1.3.42-150600.3.21.1
perl-GraphicsMagick - update to 1.3.42-150600.3.21.1
libGraphicsMagick-Q16-3 - update to 1.3.42-150600.3.21.1
libGraphicsMagick-Q16-3-debuginfo - update to 1.3.42-150600.3.21.1
perl-GraphicsMagick-debuginfo - update to 1.3.42-150600.3.21.1
GraphicsMagick-debugsource - update to 1.3.42-150600.3.21.1
GraphicsMagick-debuginfo - update to 1.3.42-150600.3.21.1
GraphicsMagick-devel - update to 1.3.42-150600.3.21.1
libGraphicsMagick++-Q16-12 - update to 1.3.42-150600.3.21.1
libGraphicsMagickWand-Q16-2 - update to 1.3.42-150600.3.21.1
libGraphicsMagick3-config - update to 1.3.42-150600.3.21.1
libGraphicsMagick++-devel - update to 1.3.42-150600.3.21.1
imagemagick (Ubuntu package) - addressed in versions 8:6.7.7.10-6ubuntu3.13+esm26, 8:6.8.9.9-7ubuntu5.16+esm25, 8:6.9.7.4+dfsg-16ubuntu6.15+esm17, 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15, 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15, 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14, 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
ImageMagick-config-6-upstream - 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
ImageMagick-config-6-SUSE - 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
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.236.1
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
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
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.236.1
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
imagemagick (Debian package) - addressed in versions 8:6.9.11.60+dfsg-1.6+deb12u8, 8:7.1.1.43+dfsg1-1+deb13u8
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
ImageMagick-devel - 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-help - addressed in versions 6.9.13.43-1, 7.1.2.18-1
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
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
ImageMagick-extra - 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
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-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 - 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
libMagickCore-7_Q16HDRI10-64bit-debuginfo - 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
ImageMagick-doc - 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
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
libMagickCore-7_Q16HDRI10-32bit - 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-websafe - 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-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
ImageMagick - update to 7.1.2.15-2
ImageMagick-doc - update to 7.1.2.15-2
ImageMagick-libs - update to 7.1.2.15-2
ImageMagick-perl - update to 7.1.2.15-2
ImageMagick-djvu - update to 7.1.2.15-2

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-mw3m-pqr2-qv7c

• Denial of service in ImageMagick
• openEuler 24.03 LTS update for ImageMagick
• openEuler 22.03 LTS SP4 update for ImageMagick
• openEuler 20.03 LTS SP4 update for ImageMagick
• openEuler 24.03 LTS SP3 update for ImageMagick
• openEuler 24.03 LTS SP2 update for ImageMagick
• openEuler 24.03 LTS SP1 update for ImageMagick
• Debian update for imagemagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• Anolis OS update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for GraphicsMagick
• Debian update for imagemagick
• Ubuntu update for imagemagick