Heap-based buffer overflow in ImageMagick - CVE-2026-30931

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Main Vulnerability Database Vulnerabilities #VU123957

Heap-based buffer overflow in ImageMagick - CVE-2026-30931

Published: March 12, 2026


Vulnerability identifier: #VU123957
CSH Severity: Medium
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-30931
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to a boundary error in the UHDR encoder. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and cause a denial of service condition on the target system.


Affected software

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

How to mitigate CVE-2026-30931

Install updates from vendor's website.

ImageMagick - update to 7.1.2-16
imagemagick (Debian package) - update to 8:7.1.1.43+dfsg1-1+deb13u7
libMagick++-7_Q16HDRI5-debuginfo - update to 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-open - update to 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-websafe - update to 7.1.1.43-150700.3.42.1
libMagick++-devel - update to 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-secure - update to 7.1.1.43-150700.3.42.1
libMagickCore-7_Q16HDRI10 - update to 7.1.1.43-150700.3.42.1
ImageMagick-config-7-upstream-limited - update to 7.1.1.43-150700.3.42.1
ImageMagick-devel - update to 7.1.1.43-150700.3.42.1
libMagickCore-7_Q16HDRI10-debuginfo - update to 7.1.1.43-150700.3.42.1
ImageMagick-config-7-SUSE - update to 7.1.1.43-150700.3.42.1
ImageMagick-debuginfo - update to 7.1.1.43-150700.3.42.1
libMagickWand-7_Q16HDRI10 - update to 7.1.1.43-150700.3.42.1
libMagick++-7_Q16HDRI5 - update to 7.1.1.43-150700.3.42.1
ImageMagick-debugsource - update to 7.1.1.43-150700.3.42.1
ImageMagick - update to 7.1.1.43-150700.3.42.1
libMagickWand-7_Q16HDRI10-debuginfo - update to 7.1.1.43-150700.3.42.1
perl-PerlMagick-debuginfo - update to 7.1.1.43-150700.3.42.1
perl-PerlMagick - update to 7.1.1.43-150700.3.42.1
ImageMagick-perl - update to 7.1.2.15-2
ImageMagick-libs - update to 7.1.2.15-2
ImageMagick-doc - update to 7.1.2.15-2
ImageMagick-djvu - update to 7.1.2.15-2
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-help - update to 7.1.2.16-1
ImageMagick-perl - update to 7.1.2.16-1
ImageMagick-devel - update to 7.1.2.16-1
ImageMagick-debugsource - update to 7.1.2.16-1
ImageMagick-debuginfo - update to 7.1.2.16-1
ImageMagick-c++-devel - update to 7.1.2.16-1
ImageMagick - update to 7.1.2.16-1
ImageMagick-c++ - update to 7.1.2.16-1

External References

Related Security Bulletins