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ImageMagick: Heap Buffer Over-Write in JP2 encoder when due to incorrect handling of arguments

🗓️ 24 Jul 2026 14:06:18Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 22 Views

ImageMagick JP2 encoder may heap buffer overwrite due to incorrect argument handling.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb		CVE-2026-55597
1 Jul 202619:03
–attackerkb
nessus
Tenable Nessus		Amazon Linux 2 : ImageMagick (ALAS-2026-3939)
29 Sep 202600:00
–nessus
nessus
Tenable Nessus		Debian dla-4680 : imagemagick - security update
13 Jul 202600:00
–nessus
nessus
Tenable Nessus		Debian dsa-6383 : imagemagick - security update
7 Jul 202600:00
–nessus
nessus
Tenable Nessus		openSUSE 16: ImageMagick / ImageMagick-config-7-SUSE / etc (openSUSE-SU-2026:21291-1)
14 Jul 202600:00
–nessus
nessus
Tenable Nessus		SUSE SLED15: ImageMagick / ImageMagick-config-7-SUSE / etc (SUSE-SU-2026:2877-1)
14 Jul 202600:00
–nessus
nessus
Tenable Nessus		SUSE SLES15: ImageMagick / ImageMagick-config-7-SUSE / etc (SUSE-SU-2026:3023-1)
16 Jul 202600:00
–nessus
nessus
Tenable Nessus		SUSE SLED15: ImageMagick / ImageMagick-config-7-SUSE / etc (SUSE-SU-2026:3053-1)
16 Jul 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9.2 [TuxCare] Security Update: ImageMagick / ImageMagick-c++ / ImageMagick-c++-devel / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1786499335)
30 Sep 202600:00
–nessus
nessus
Tenable Nessus		AlmaLinux 9.6 [TuxCare] Security Update: ImageMagick / ImageMagick-c++ / ImageMagick-c++-devel / etc Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1786695462)
30 Sep 202600:00
–nessus
Rows per page
Vulners
Node
OR
magick.net-q16-hdri-arm64Range<14.15.0nuget
magick.net-q8-x86Range<14.15.0nuget
magick.net-q8-x64Range<14.15.0nuget
magick.net-q8-arm64Range<14.15.0nuget
magick.net-q8-openmp-x64Range<14.15.0nuget
magick.net-q8-openmp-arm64Range<14.15.0nuget
magick.net-q8-anycpuRange<14.15.0nuget
magick.net-q16-x86Range<14.15.0nuget
magick.net-q16-x64Range<14.15.0nuget
magick.net-q16-arm64Range<14.15.0nuget
magick.net-q16-openmp-x64Range<14.15.0nuget
magick.net-q16-openmp-arm64Range<14.15.0nuget
magick.net-q16-hdri-x86Range<14.15.0nuget
magick.net-q16-hdri-x64Range<14.15.0nuget
magick.net-q16-hdri-openmp-arm64Range<14.15.0nuget
magick.net-q16-hdri-anycpuRange<14.15.0nuget
magick.net-q16-anycpuRange<14.15.0nuget

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24 Jul 2026 14:06Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.15.5
EPSS0.00104
SSVC
CWE-682CWE-787
ImageMagickJP2 encoderheap buffer overwriteargument handling
22