Stack-based buffer overflow in ImageMagick - CVE-2026-46557

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Main Vulnerability Database Vulnerabilities #VU131629

Stack-based buffer overflow in ImageMagick - CVE-2026-46557

Published: May 18, 2026


Vulnerability identifier: #VU131629
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-46557
CWE-ID: CWE-121
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error in fx operation. A local attacker can trigger stack-based buffer overflow and cause a denial of service condition on the target system.


Affected software

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

How to mitigate CVE-2026-46557

Install updates from vendor's website.

ImageMagick - addressed in versions 6.9.13-48, 7.1.2-23
ImageMagick-help - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-perl - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-devel - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-debugsource - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-debuginfo - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-c++-devel - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick-c++ - addressed in versions 6.9.13.48-1, 7.1.2.23-1
ImageMagick - addressed in versions 6.9.13.48-1, 7.1.2.23-1
libMagickWand-7_Q16HDRI10 - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-devel - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-secure - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-7_Q16HDRI10 - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-limited - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-debuginfo - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-7_Q16HDRI10-64bit-debuginfo - update to 7.1.1.21-150600.3.73.1
ImageMagick-config-7-upstream-open - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickCore-7_Q16HDRI10-debuginfo - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
perl-PerlMagick-debuginfo - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-debugsource - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-7_Q16HDRI5-debuginfo - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-SUSE - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-devel - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-config-7-upstream-websafe - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
perl-PerlMagick - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagickWand-7_Q16HDRI10-debuginfo - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
libMagick++-7_Q16HDRI5 - addressed in versions 7.1.1.21-150600.3.73.1, 7.1.1.43-150700.3.65.1
ImageMagick-extra-debuginfo - update to 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-64bit-debuginfo - update to 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-64bit - update to 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-64bit-debuginfo - update to 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-64bit - update to 7.1.1.21-150600.3.73.1
libMagick++-devel-64bit - update to 7.1.1.21-150600.3.73.1
ImageMagick-devel-64bit - update to 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-64bit - update to 7.1.1.21-150600.3.73.1
ImageMagick-doc - update to 7.1.1.21-150600.3.73.1
libMagick++-devel-32bit - update to 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-32bit - update to 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-32bit - update to 7.1.1.21-150600.3.73.1
libMagickCore-7_Q16HDRI10-32bit-debuginfo - update to 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-32bit - update to 7.1.1.21-150600.3.73.1
libMagickWand-7_Q16HDRI10-32bit-debuginfo - update to 7.1.1.21-150600.3.73.1
libMagick++-7_Q16HDRI5-32bit-debuginfo - update to 7.1.1.21-150600.3.73.1
ImageMagick-extra - update to 7.1.1.21-150600.3.73.1
ImageMagick-devel-32bit - update to 7.1.1.21-150600.3.73.1
imagemagick (Debian package) - update to 8:7.1.1.43+dfsg1-1+deb13u9
ImageMagick - update to 7.1.2.15-12
ImageMagick-c++ - update to 7.1.2.15-12
ImageMagick-c++-devel - update to 7.1.2.15-12
ImageMagick-devel - 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-djvu - update to 7.1.2.15-12

External References

Related Security Bulletins