Out-of-bounds read in ImageMagick - CVE-2026-56362

Vulnerability identifier: #VU123228

CSH Severity: Low

CVSS v4: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-56362

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to a boundary condition in GetPixelIndex. A remote administrator can trigger an out-of-bounds read error and read contents of memory on the system, or perform a deial of service (DoS) attack.

ImageMagick
SUSE Linux Enterprise Server 12 SP5 LTSS Extended
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
Desktop Applications Module
Development Tools Module
openSUSE Leap
ImageMagick-config-6-upstream
ImageMagick-config-6-SUSE
libMagick++-devel
libMagickCore-6_Q16-1
libMagickWand-6_Q16-1-debuginfo
libMagickWand-6_Q16-1
ImageMagick-debugsource
libMagickCore-6_Q16-1-debuginfo
ImageMagick-devel
ImageMagick-debuginfo
libMagick++-devel-32bit
libMagickWand-7_Q16HDRI10-64bit-debuginfo
libMagick++-7_Q16HDRI5-32bit-debuginfo
ImageMagick-devel-32bit
libMagickCore-7_Q16HDRI10-32bit
libMagickCore-7_Q16HDRI10-32bit-debuginfo
libMagickWand-7_Q16HDRI10-32bit
libMagick++-7_Q16HDRI5-32bit
libMagickWand-7_Q16HDRI10-32bit-debuginfo
libMagickCore-7_Q16HDRI10-64bit
libMagick++-7_Q16HDRI5-64bit-debuginfo
libMagick++-7_Q16HDRI5-64bit
libMagickCore-7_Q16HDRI10-64bit-debuginfo
libMagick++-devel-64bit
ImageMagick-devel-64bit
libMagickWand-7_Q16HDRI10-64bit
ImageMagick-doc
libMagickCore-7_Q16HDRI10
libMagick++-7_Q16HDRI5-debuginfo
perl-PerlMagick-debuginfo
ImageMagick-extra
libMagickCore-7_Q16HDRI10-debuginfo
libMagickWand-7_Q16HDRI10-debuginfo
perl-PerlMagick
ImageMagick-extra-debuginfo
ImageMagick-config-7-upstream
ImageMagick-config-7-SUSE
libMagickWand-7_Q16HDRI10
libMagick++-7_Q16HDRI5
ImageMagick
ImageMagick-config-7-upstream-secure
ImageMagick-config-7-upstream-websafe
ImageMagick-config-7-upstream-limited
ImageMagick-config-7-upstream-open

Install updates from vendor's website.

ImageMagick - addressed in versions 6.9.13-40, 7.1.2-15
ImageMagick-config-6-upstream - update to 6.8.8.1-71.264.1
ImageMagick-config-6-SUSE - update to 6.8.8.1-71.264.1
libMagick++-devel - addressed in versions 6.8.8.1-71.264.1, 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagickCore-6_Q16-1 - update to 6.8.8.1-71.264.1
libMagickWand-6_Q16-1-debuginfo - update to 6.8.8.1-71.264.1
libMagickWand-6_Q16-1 - update to 6.8.8.1-71.264.1
ImageMagick-debugsource - addressed in versions 6.8.8.1-71.264.1, 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagickCore-6_Q16-1-debuginfo - update to 6.8.8.1-71.264.1
ImageMagick-devel - addressed in versions 6.8.8.1-71.264.1, 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-debuginfo - addressed in versions 6.8.8.1-71.264.1, 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagick++-devel-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickWand-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagick++-7_Q16HDRI5-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickWand-7_Q16HDRI10-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagick++-7_Q16HDRI5-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickWand-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagick++-7_Q16HDRI5-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagick++-7_Q16HDRI5-64bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10-64bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagick++-devel-64bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
ImageMagick-devel-64bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickWand-7_Q16HDRI10-64bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
ImageMagick-doc - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-extra - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
perl-PerlMagick - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-extra-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
ImageMagick-config-7-upstream - update to 7.1.0.9-150400.6.101.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.80.2, 7.1.1.43-150700.3.70.1

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-gq5v-qf8q-fp77

• Multiple vulnerabilities in ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick
• SUSE update for ImageMagick