CVE-2026-5443

CRITICAL

9.8

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado4/9/2026

Ultima modificacion4/14/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

orthanc-server:orthanc

Debilidades (CWE)

CWE-787

Referencias

https://kb.cert.org/vuls/id/536588(cret@cert.org)

https://www.machinespirits.de/(cret@cert.org)

https://www.orthanc-server.com/(cret@cert.org)

Correlaciones IOC

Sin correlaciones registradas

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