CVE-2026-25795 ImageMagick has NULL pointer dereference in ReadSFWImage after DestroyImageInfo (sfw.c)

Medium 5.3 Published Updated

A NULL pointer dereference in ImageMagick's SFW image reader causes a crash when temporary file creation fails, leading to denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2026-25795?

CVE-2026-25795 is a medium-severity vulnerability in Imagemagick Imagemagick, published on 24 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, in `ReadSFWImage()` (`coders/sfw.c`), when temporary file creation fails, `read_info` is destroyed before its `filename` member is accessed, causing a NULL pointer dereference and crash. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

Weakness: CWE-476

Which versions are affected by CVE-2026-25795?

36 open source packages ship an affected version, including Magick.NET-Q16-AnyCPU, Magick.NET-Q16-HDRI-AnyCPU and Magick.NET-Q16-HDRI-OpenMP-arm64. It affects 1 product.

PackageAffectedFixed in
Magick.NET-Q16-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q16-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGetAll versions14.10.3
30 more packages
Magick.NET-Q16-HDRI-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-x64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-x64 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-x86 NuGetAll versions14.10.3
Magick.NET-Q16-HDRI-x86 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-x86 NuGetAll versions14.10.3
Magick.NET-Q16-OpenMP-x86 NuGetAll versions14.10.3
Magick.NET-Q16-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-arm64 NuGetAll versions14.10.3
Magick.NET-Q16-x86 NuGetAll versions14.10.3
Magick.NET-Q16-x86 NuGetAll versions14.10.3
Magick.NET-Q8-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q8-AnyCPU NuGetAll versions14.10.3
Magick.NET-Q8-OpenMP-arm64 NuGetAll versions14.10.3
Magick.NET-Q8-OpenMP-arm64 NuGetAll versions14.10.3
Magick.NET-Q8-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q8-OpenMP-x64 NuGetAll versions14.10.3
Magick.NET-Q8-arm64 NuGetAll versions14.10.3
Magick.NET-Q8-arm64 NuGetAll versions14.10.3
Magick.NET-Q8-x64 NuGetAll versions14.10.3
Magick.NET-Q8-x64 NuGetAll versions14.10.3
Magick.NET-Q8-x86 NuGetAll versions14.10.3
Magick.NET-Q8-x86 NuGetAll versions14.10.3

Products include Imagemagick Imagemagick.

How do I fix CVE-2026-25795?

Upgrade Magick.NET-Q16-AnyCPU to 14.10.3 or later.

Is CVE-2026-25795 being exploited?

There is no known exploitation of CVE-2026-25795 in the wild and no public exploit code.

All Imagemagick Imagemagick vulnerabilities

Sources

Also known as CLSA-2026-1772793148, CLSA-2026-1773412800, CLSA-2026-1773682345, DEBIAN-CVE-2026-25795, ECHO-24d9-3900-7ffb, GHSA-p33r-fqw2-rqmm and 3 more.

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