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Microsoft Security Response CenterCVE-2026-40183

ImageMagick: Heap buffer overflow when encoding JXL image with a 16-bit float

MediumVendor CVSS 5.5 / 10 1 CVE Published Nov 12, 2026 at 5:38 PM UTC

Summary

Mariner

Products covered

  • azl4 ImageMagick 1:7.1.1.47-10.azl4 on Azure Linux 4.0

Remediation

Release Notes

Vendor-listed fixes

  • 1:7.1.2.32-6.azl4

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.