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OpenAdvisories
Medium · 6.7 CVE-2026-32259 EUVD-2026-11692

ImageMagick has a possible stack buffer overflow in sixel encoder

Published Mar 12, 2026 · Updated Mar 13, 2026 · Assigned by GitHub_M

Description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, when a memory allocation fails in the sixel encoder it would be possible to write past the end of a buffer on the stack. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.

Affected products

VendorProductAffectedFixed
ImageMagick ImageMagick >= 7.0.0, < 7.1.2-16, < 6.9.13-41 —

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 8:7.1.2.16+dfsg1-1 —
Debian 13 imagemagick 8:7.1.1.43+dfsg1-1+deb13u7 DSA-6169-1
Debian 12 imagemagick 8:6.9.11.60+dfsg-1.6+deb12u8 —
ReleasePackageFixed inAdvisory
Ubuntu 25.10 imagemagick No fix yet —
Show 6 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 24.04 LTS imagemagick 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm12 USN-8592-1
Ubuntu Pro 22.04 LTS imagemagick 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm13 USN-8592-1
Ubuntu Pro 20.04 LTS imagemagick 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm13 USN-8592-1
Ubuntu Pro 18.04 LTS imagemagick 8:6.9.7.4+dfsg-16ubuntu6.15+esm15 USN-8592-1
Ubuntu Pro 16.04 LTS imagemagick 8:6.8.9.9-7ubuntu5.16+esm23 USN-8592-1
Ubuntu Pro 14.04 LTS imagemagick 8:6.7.7.10-6ubuntu3.13+esm24 USN-8592-1
ReleasePackageFixed inAdvisory
SLES 15 SP7 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1, SUSE-SU-2026:1202-1
SLES 15 SP6 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1, SUSE-SU-2026:1203-1
SLES 15 SP5 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
SLES 15 SP4 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
Show 5 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP6 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1, SUSE-SU-2026:1203-1
SLES for SAP 15 SP5 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
SLES for SAP 15 SP4 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
SLE HPC 15 SP5 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
SLE HPC 15 SP4 ImageMagick 7.1.0.9-150400.6.75.1 SUSE-SU-2026:1497-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed ImageMagick 7.1.2.17-1.1 openSUSE-SU-2026:10386-1
openSUSE Leap 16.0 ImageMagick 7.1.2.0-160000.8.1 openSUSE-SU-2026:20606-1
openSUSE Leap 15.6 ImageMagick 7.1.1.21-150600.3.50.1 SUSE-SU-2026:1203-1
ReleasePackageFixed inAdvisory
Alpine v3.24 imagemagick 7.1.2.17-r0 —
Alpine v3.23 imagemagick 7.1.2.17-r0 —

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 ImageMagick +6 1:6.9.13.41-1.amzn2023.0.1 ALAS2023-2026-1500
Amazon Linux 2 ImageMagick +5 6.9.10.97-1.amzn2.0.23 ALAS2-2026-3220

Advisories 10

References