Memory leak in ImageMagick - CVE-2026-61866

Vulnerability identifier: #VU135680

CSH Severity: Low

CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-61866

CWE-ID: CWE-401

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 missing release of memory after effective lifetime in the JNG encoder when opening a blob during JNG file encoding. A remote attacker can trigger a blob open failure to cause a denial of service.

ImageMagick
SUSE Linux Enterprise Server 15 SP6
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server for SAP Applications 15
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)
libMagickCore-7_Q16HDRI10-32bit-debuginfo
libMagick++-7_Q16HDRI5-debuginfo
libMagickWand-7_Q16HDRI10-32bit
libMagick++-7_Q16HDRI5-32bit
libMagickWand-7_Q16HDRI10-32bit-debuginfo
libMagickWand-7_Q16HDRI10-64bit-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
ImageMagick-devel-32bit
ImageMagick-debugsource
perl-PerlMagick-debuginfo
ImageMagick-extra
ImageMagick-debuginfo
ImageMagick-devel
libMagick++-devel
libMagickCore-7_Q16HDRI10-debuginfo
ImageMagick
perl-PerlMagick
ImageMagick-config-7-upstream
libMagickCore-7_Q16HDRI10-32bit
libMagick++-7_Q16HDRI5-32bit-debuginfo
libMagick++-devel-32bit
libMagickWand-7_Q16HDRI10-debuginfo
libMagickCore-7_Q16HDRI10
libMagick++-7_Q16HDRI5
ImageMagick-extra-debuginfo
ImageMagick-config-7-SUSE
libMagickWand-7_Q16HDRI10
ImageMagick-config-7-upstream-secure
ImageMagick-config-7-upstream-limited
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 - update to 7.1.2-26
imagemagick (Ubuntu package) - addressed in versions 8:6.7.7.10-6ubuntu3.13+esm25, 8:6.8.9.9-7ubuntu5.16+esm24, 8:6.9.7.4+dfsg-16ubuntu6.15+esm16, 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm14, 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm14, 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm13, 8:7.1.2.18+dfsg1-1ubuntu0.1~esm2
libMagickCore-7_Q16HDRI10-32bit-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
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
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
libMagickWand-7_Q16HDRI10-64bit-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
ImageMagick-devel-32bit - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
ImageMagick-debugsource - 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
ImageMagick-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-devel - 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++-devel - 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
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
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
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-config-7-upstream - update to 7.1.0.9-150400.6.101.1
libMagickCore-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-debuginfo - addressed in versions 7.1.0.9-150400.6.101.1, 7.1.1.21-150600.3.80.2
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-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
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 - 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-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
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-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
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-djvu - update to 7.1.2.27-1
ImageMagick-doc - update to 7.1.2.27-1
ImageMagick-libs - update to 7.1.2.27-1
ImageMagick-perl - update to 7.1.2.27-1
ImageMagick-devel - update to 7.1.2.27-1
ImageMagick-c++-devel - update to 7.1.2.27-1
ImageMagick-c++ - update to 7.1.2.27-1
ImageMagick - update to 7.1.2.27-1

• https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-99w9-hv66-rfv7

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