CVE-2026-5443

CRITICAL

9.8

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung9.8

SchweregradCRITICAL

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht4/9/2026

Zuletzt geandert4/14/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

orthanc-server:orthanc

Schwachen (CWE)

CWE-787

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.