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OpenAdvisories
Medium · 5.9 CVE-2026-33900 EUVD-2026-22102GHSA-v67w-737x-v2c9

ImageMagick has a Heap overflow caused by integer overflow/wraparound in viff encoder on 32-bit builds

Published Apr 13, 2026 · Updated Apr 14, 2026 · Assigned by GitHub_M

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, the viff encoder contains an integer truncation/wraparound issue on 32-bit builds that could trigger an out of bounds heap write, potentially causing a crash. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.

Affected products

VendorProductAffectedFixed
ImageMagick ImageMagick < 6.9.13-44, < 7.1.2-19 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 imagemagick 8:7.1.2.19+dfsg1-1 —
Debian 13 imagemagick 8:7.1.1.43+dfsg1-1+deb13u8 —
Debian 12 imagemagick 8:6.9.11.60+dfsg-1.6+deb12u9 —
ReleasePackageFixed inAdvisory
Ubuntu 25.10 imagemagick No fix yet —
Show 7 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 26.04 LTS imagemagick 8:7.1.2.18+dfsg1-1ubuntu0.1~esm1 —
Ubuntu Pro 24.04 LTS imagemagick 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm11 —
Ubuntu Pro 22.04 LTS imagemagick 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm12 —
Ubuntu Pro 20.04 LTS imagemagick 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm12 —
Ubuntu Pro 18.04 LTS imagemagick 8:6.9.7.4+dfsg-16ubuntu6.15+esm14 —
Ubuntu Pro 16.04 LTS imagemagick 8:6.8.9.9-7ubuntu5.16+esm22 —
Ubuntu Pro 14.04 LTS imagemagick 8:6.7.7.10-6ubuntu3.13+esm23 —
ReleasePackageFixed inAdvisory
SLES 15 SP7 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1, SUSE-SU-2026:1598-1
SLES 15 SP6 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1, SUSE-SU-2026:1597-1
SLES 15 SP5 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
SLES 15 SP4 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
SLES 12 SP5 ImageMagick 6.8.8.1-71.241.1 SUSE-SU-2026:1596-1
Show 5 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP6 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1, SUSE-SU-2026:1597-1
SLES for SAP 15 SP5 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
SLES for SAP 15 SP4 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
SLE HPC 15 SP5 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
SLE HPC 15 SP4 ImageMagick 7.1.0.9-150400.6.87.1 SUSE-SU-2026:2580-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed ImageMagick 7.1.2.19-2.1 openSUSE-SU-2026:10586-1
openSUSE Leap 16.0 ImageMagick 7.1.2.0-160000.8.1 openSUSE-SU-2026:20606-1
ReleasePackageFixed inAdvisory
Alpine v3.24 imagemagick 7.1.2.19-r0 —
Alpine v3.23 imagemagick 7.1.2.19-r0 —

Affected packages

EcosystemPackageAffectedFixedRecord
NuGet Magick.NET-Q16-AnyCPU < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9
NuGet Magick.NET-Q16-HDRI-AnyCPU < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9
NuGet Magick.NET-Q16-HDRI-x86 < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9
NuGet Magick.NET-Q16-x86 < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9
NuGet Magick.NET-Q8-AnyCPU < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9
NuGet Magick.NET-Q8-x86 < 14.12.0 14.12.0 GHSA-v67w-737x-v2c9

Advisories 7

References