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CVE-2026-106112NVD
Vulnerability Summary
ImageSharp is a 2D graphics library. From 4.0.0 until 4.1.2, ICC LUT16 conversion accepts more than four output channels even though ClutCalculator.Calculate and LutEntryCalculator.CalculateLut store intermediate and output values in Vector4. When DecoderOptions.ColorProfileHandling is set to Convert, a malformed embedded profile can direct interpolation and output-LUT operations to write one float per declared channel beyond the four-float destination. This can corrupt memory and terminate the process; the default Preserve mode does not run ICC conversion. This issue is fixed in version 4.1.2.
CVSS v3.1 Base Metrics — Score 7.5 (HIGH)
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh
Affected & Patched Versions
Not provided by NVD for this CVE.
Not provided by NVD for this CVE.
External References
- https://github.com/SixLabors/ImageSharp/commit/b03f0ed7e5be760eecc740fa53dd166b18ae9b23
- https://github.com/SixLabors/ImageSharp/pull/3187
- https://github.com/SixLabors/ImageSharp/releases/tag/v4.1.2
- https://github.com/SixLabors/ImageSharp/security/advisories/GHSA-ffp7-56pq-64mr
- https://github.com/SixLabors/ImageSharp/security/advisories/GHSA-ffp7-56pq-64mr