CVE-2026-5443

Summary

A heap buffer overflow vulnerability exists during the decoding of PALETTE COLOR DICOM images. Pixel length validation uses 32-bit multiplication for width and height calculations. If these values overflow, the validation check incorrectly succeeds, allowing the decoder to read and write to memory beyond allocated buffers.

Affected Software

Weaknesses

• CWE-190 Integer Overflow or Wraparound

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://www.orthanc-server.com/
• https://www.machinespirits.de/
• https://kb.cert.org/vuls/id/536588

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