Home / mailings [USN-8810-1] ImageMagick vulnerabilities
Posted on 24 September 2026
Ubuntu Security==========================================================================Ubuntu Security Notice USN-8810-1
September 24, 2026
imagemagick vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 26.04 LTS
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in ImageMagick.
Software Description:
- imagemagick: Image manipulation programs and library
Details:
It was discovered that ImageMagick did not correctly handle certain
memory operations. An attacker could possibly use this issue to cause
a denial of service. This issue affected Ubuntu 14.04 LTS,
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS
and Ubuntu 24.04 LTS. (CVE-2026-33535)
Kamil Frankowicz discovered that ImageMagick did not correctly handle
certain memory operations. An attacker could possibly use this issue to
cause a denial of service or execute arbitrary code. This issue affected
Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS,
Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2026-33536)
It was discovered that ImageMagick did not correctly handle certain
integer arithmetic. An attacker could possibly use this issue to cause
a denial of service or execute arbitrary code. (CVE-2026-34238)
Jake Lamberson discovered that ImageMagick did not correctly handle
certain memory operations. An attacker could possibly use this issue to
cause a denial of service or execute arbitrary code. This issue affected
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,
Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-40310)
Junmin Zhu discovered that ImageMagick did not correctly handle certain
memory operations. An attacker could possibly use this issue to cause a
denial of service. This issue affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS,
Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-40311)
It was discovered that ImageMagick did not correctly handle opening
certain MSL files. If a user or automated system were tricked into
opening a specially crafted file, an attacker could possibly cause a
denial of service. This issue affected Ubuntu 26.04 LTS. (CVE-2026-40312)
It was discovered that ImageMagick did not correctly handle certain
memory operations. An attacker could possibly use this issue to execute
arbitrary code. (CVE-2026-56361)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 26.04 LTS
imagemagick 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
imagemagick-7.q16 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
imagemagick-7.q16hdri 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libimage-magick-perl 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libimage-magick-q16-perl 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libimage-magick-q16hdri-perl 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagick++-7.q16-5 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagick++-7.q16-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagick++-7.q16hdri-5 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagick++-7.q16hdri-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagick++-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16-10 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16-10-extra 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16hdri-10 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16hdri-10-extra 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-7.q16hdri-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickcore-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickwand-7.q16-10 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickwand-7.q16-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickwand-7.q16hdri-10 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickwand-7.q16hdri-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
libmagickwand-dev 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
perlmagick 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3
Available with Ubuntu Pro
Ubuntu 24.04 LTS
imagemagick 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
imagemagick-6.q16 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
imagemagick-6.q16hdri 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libimage-magick-perl 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libimage-magick-q16-perl 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libimage-magick-q16hdri-perl 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagick++-6.q16-9t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagick++-6.q16-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagick++-6.q16hdri-9t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagick++-6.q16hdri-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagick++-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16-7-extra 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16-7t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16hdri-7-extra 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16hdri-7t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-6.q16hdri-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickcore-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickwand-6.q16-7t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickwand-6.q16-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickwand-6.q16hdri-7t64 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickwand-6.q16hdri-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
libmagickwand-dev 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
perlmagick 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14
Available with Ubuntu Pro
Ubuntu 22.04 LTS
imagemagick 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
imagemagick-6.q16 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
imagemagick-6.q16hdri 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libimage-magick-perl 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libimage-magick-q16-perl 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libimage-magick-q16hdri-perl 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagick++-6.q16-8 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagick++-6.q16-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagick++-6.q16hdri-8 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagick++-6.q16hdri-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagick++-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-6 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-6-extra 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-6 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-6-extra 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickcore-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickwand-6.q16-6 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickwand-6.q16-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickwand-6.q16hdri-6 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickwand-6.q16hdri-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
libmagickwand-dev 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
perlmagick 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15
Available with Ubuntu Pro
Ubuntu 20.04 LTS
imagemagick 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
imagemagick-6.q16 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
imagemagick-6.q16hdri 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libimage-magick-perl 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libimage-magick-q16-perl 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libimage-magick-q16hdri-perl 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagick++-6.q16-8 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagick++-6.q16-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagick++-6.q16hdri-8 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagick++-6.q16hdri-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagick++-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-6 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-6-extra 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-6 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-6-extra 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-6.q16hdri-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickcore-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickwand-6.q16-6 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickwand-6.q16-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickwand-6.q16hdri-6 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickwand-6.q16hdri-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
libmagickwand-dev 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
perlmagick 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15
Available with Ubuntu Pro
Ubuntu 18.04 LTS
imagemagick 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
imagemagick-6.q16 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
imagemagick-6.q16hdri 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libimage-magick-perl 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libimage-magick-q16-perl 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libimage-magick-q16hdri-perl 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagick++-6.q16-7 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagick++-6.q16-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagick++-6.q16hdri-7 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagick++-6.q16hdri-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagick++-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16-3 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16-3-extra 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16hdri-3 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16hdri-3-extra 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-6.q16hdri-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickcore-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickwand-6.q16-3 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickwand-6.q16-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickwand-6.q16hdri-3 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickwand-6.q16hdri-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
libmagickwand-dev 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
perlmagick 8:6.9.7.4+dfsg-16ubuntu6.15+esm17
Available with Ubuntu Pro
Ubuntu 16.04 LTS
imagemagick 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
imagemagick-6.q16 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libimage-magick-perl 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libimage-magick-q16-perl 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagick++-6.q16-5v5 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagick++-6.q16-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagick++-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickcore-6.q16-2 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickcore-6.q16-2-extra 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickcore-6.q16-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickcore-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickwand-6.q16-2 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickwand-6.q16-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
libmagickwand-dev 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
perlmagick 8:6.8.9.9-7ubuntu5.16+esm25
Available with Ubuntu Pro
Ubuntu 14.04 LTS
imagemagick 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagick++-dev 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagick++5 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagickcore-dev 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagickcore5 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagickcore5-extra 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagickwand-dev 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
libmagickwand5 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
perlmagick 8:6.7.7.10-6ubuntu3.13+esm26
Available with Ubuntu Pro
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-8810-1
CVE-2026-33535, CVE-2026-33536, CVE-2026-34238, CVE-2026-40310,
CVE-2026-40311, CVE-2026-40312, CVE-2026-56361
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