CVE
CVE-2026-5443
CVE-2026-5443 orthanc
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.
Package Versions Affected
Package Version
patch Availability
No items found.
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CVSS Version
Severity
Base Score
CVSS Version
Score Vector

C
H
U
9.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

C
H
U
-

C
H
U
-
Related Resources
No items found.
References
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-5443
