Integer overflow in ImageMagick - CVE-2026-34238

Vulnerability identifier: #VU125875

CSH Severity: Low

CVSS v4: 5.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-34238

CWE-ID: CWE-190

Exploitation vector: Local access

Exploit availability: No public exploit available

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

The vulnerability exists due to integer overflow in the despeckle operation when processing crafted input on 32-bit builds. A remote attacker can trigger an out-of-bounds write to cause a denial of service.

Only 32-bit builds are vulnerable.

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

Install security update from vendor's website.

ImageMagick - addressed in versions 6.9.13-44, 7.1.2-19
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-SUSE - update to 6.8.8.1-71.241.1
libMagickWand-6_Q16-1-debuginfo - update to 6.8.8.1-71.241.1
ImageMagick-config-6-upstream - update to 6.8.8.1-71.241.1
ImageMagick-debugsource - addressed in versions 6.8.8.1-71.241.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.241.1
libMagickCore-6_Q16-1 - update to 6.8.8.1-71.241.1
ImageMagick-debuginfo - addressed in versions 6.8.8.1-71.241.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagick++-devel - addressed in versions 6.8.8.1-71.241.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-devel - addressed in versions 6.8.8.1-71.241.1, 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.241.1
imagemagick (Debian package) - addressed in versions 8:6.9.11.60+dfsg-1.6+deb12u9, 8:7.1.1.43+dfsg1-1+deb13u8
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
ImageMagick-doc - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
perl-PerlMagick - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
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, 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
libMagick++-7_Q16HDRI5-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
ImageMagick-devel-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagick++-devel-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickWand-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickCore-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickWand-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagick++-7_Q16HDRI5-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickCore-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagick++-7_Q16HDRI5-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickWand-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagick++-devel-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickCore-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
libMagickWand-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
ImageMagick-extra - addressed in versions 7.1.0.9-150400.6.87.1, 7.1.1.21-150600.3.55.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.55.1, 7.1.1.43-150700.3.47.1
ImageMagick-djvu - update to 7.1.2.15-12
ImageMagick-doc - update to 7.1.2.15-12
ImageMagick-libs - update to 7.1.2.15-12
ImageMagick-perl - update to 7.1.2.15-12
ImageMagick-devel - update to 7.1.2.15-12
ImageMagick-c++-devel - update to 7.1.2.15-12
ImageMagick-c++ - update to 7.1.2.15-12
ImageMagick - update to 7.1.2.15-12

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-26qp-ffjh-2x4v

• Multiple vulnerabilities in ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• Debian update for imagemagick
• Debian update for imagemagick
• SUSE update for ImageMagick
• Anolis OS update for ImageMagick
• Ubuntu update for imagemagick