Vulnerability Details CVE-2026-5444
A heap buffer overflow vulnerability exists in the PAM image parsing logic. When Orthanc processes a crafted PAM image embedded in a DICOM file, image dimensions are multiplied using 32-bit unsigned arithmetic. Specially chosen values can cause an integer overflow during buffer size calculation, resulting in the allocation of a small buffer followed by a much larger write operation during pixel processing.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.0%
CVSS Severity
CVSS v3 Score 7.1
Products affected by CVE-2026-5444
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cpe:2.3:a:orthanc-server:orthanc:0.1.0
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cpe:2.3:a:orthanc-server:orthanc:0.1.1
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cpe:2.3:a:orthanc-server:orthanc:0.2.0
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cpe:2.3:a:orthanc-server:orthanc:0.2.1
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cpe:2.3:a:orthanc-server:orthanc:0.2.2
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cpe:2.3:a:orthanc-server:orthanc:0.2.3
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cpe:2.3:a:orthanc-server:orthanc:0.3.0
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cpe:2.3:a:orthanc-server:orthanc:0.3.1
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cpe:2.3:a:orthanc-server:orthanc:0.4.0
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cpe:2.3:a:orthanc-server:orthanc:0.5.0
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cpe:2.3:a:orthanc-server:orthanc:0.5.1
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cpe:2.3:a:orthanc-server:orthanc:0.6.0
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cpe:2.3:a:orthanc-server:orthanc:0.6.1
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cpe:2.3:a:orthanc-server:orthanc:0.6.2
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cpe:2.3:a:orthanc-server:orthanc:0.7.0
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cpe:2.3:a:orthanc-server:orthanc:0.7.1
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cpe:2.3:a:orthanc-server:orthanc:0.7.2
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cpe:2.3:a:orthanc-server:orthanc:0.7.3
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cpe:2.3:a:orthanc-server:orthanc:0.7.4
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cpe:2.3:a:orthanc-server:orthanc:0.7.5
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cpe:2.3:a:orthanc-server:orthanc:0.7.6
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cpe:2.3:a:orthanc-server:orthanc:0.8.0
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cpe:2.3:a:orthanc-server:orthanc:0.8.1
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cpe:2.3:a:orthanc-server:orthanc:0.8.2
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cpe:2.3:a:orthanc-server:orthanc:0.8.3
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cpe:2.3:a:orthanc-server:orthanc:0.8.4
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cpe:2.3:a:orthanc-server:orthanc:0.8.5
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cpe:2.3:a:orthanc-server:orthanc:0.8.6
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cpe:2.3:a:orthanc-server:orthanc:0.9.0
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cpe:2.3:a:orthanc-server:orthanc:0.9.1
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cpe:2.3:a:orthanc-server:orthanc:0.9.2
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cpe:2.3:a:orthanc-server:orthanc:0.9.3
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cpe:2.3:a:orthanc-server:orthanc:0.9.4
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cpe:2.3:a:orthanc-server:orthanc:0.9.5
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cpe:2.3:a:orthanc-server:orthanc:0.9.6
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cpe:2.3:a:orthanc-server:orthanc:1.0.0
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cpe:2.3:a:orthanc-server:orthanc:1.1.0
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cpe:2.3:a:orthanc-server:orthanc:1.10.0
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cpe:2.3:a:orthanc-server:orthanc:1.10.1
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cpe:2.3:a:orthanc-server:orthanc:1.11.0
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cpe:2.3:a:orthanc-server:orthanc:1.11.1
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cpe:2.3:a:orthanc-server:orthanc:1.11.2
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cpe:2.3:a:orthanc-server:orthanc:1.11.3.
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cpe:2.3:a:orthanc-server:orthanc:1.12.0
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cpe:2.3:a:orthanc-server:orthanc:1.12.1
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cpe:2.3:a:orthanc-server:orthanc:1.12.10
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cpe:2.3:a:orthanc-server:orthanc:1.12.2
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cpe:2.3:a:orthanc-server:orthanc:1.12.3
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cpe:2.3:a:orthanc-server:orthanc:1.12.4
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cpe:2.3:a:orthanc-server:orthanc:1.12.5
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cpe:2.3:a:orthanc-server:orthanc:1.12.6
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cpe:2.3:a:orthanc-server:orthanc:1.12.7
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cpe:2.3:a:orthanc-server:orthanc:1.12.8
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cpe:2.3:a:orthanc-server:orthanc:1.12.9
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cpe:2.3:a:orthanc-server:orthanc:1.2.0
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cpe:2.3:a:orthanc-server:orthanc:1.3.1
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cpe:2.3:a:orthanc-server:orthanc:1.3.2
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cpe:2.3:a:orthanc-server:orthanc:1.4.1
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cpe:2.3:a:orthanc-server:orthanc:1.4.2
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cpe:2.3:a:orthanc-server:orthanc:1.5.0
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cpe:2.3:a:orthanc-server:orthanc:1.5.1
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cpe:2.3:a:orthanc-server:orthanc:1.5.2
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cpe:2.3:a:orthanc-server:orthanc:1.5.3
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cpe:2.3:a:orthanc-server:orthanc:1.5.4
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cpe:2.3:a:orthanc-server:orthanc:1.5.5
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cpe:2.3:a:orthanc-server:orthanc:1.5.6
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cpe:2.3:a:orthanc-server:orthanc:1.5.7
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cpe:2.3:a:orthanc-server:orthanc:1.5.8
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cpe:2.3:a:orthanc-server:orthanc:1.6.0
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cpe:2.3:a:orthanc-server:orthanc:1.6.1
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cpe:2.3:a:orthanc-server:orthanc:1.7.0
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cpe:2.3:a:orthanc-server:orthanc:1.7.1
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cpe:2.3:a:orthanc-server:orthanc:1.7.2
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cpe:2.3:a:orthanc-server:orthanc:1.7.3
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cpe:2.3:a:orthanc-server:orthanc:1.7.4
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cpe:2.3:a:orthanc-server:orthanc:1.8.0
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cpe:2.3:a:orthanc-server:orthanc:1.8.1
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cpe:2.3:a:orthanc-server:orthanc:1.8.2
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cpe:2.3:a:orthanc-server:orthanc:1.9.0
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cpe:2.3:a:orthanc-server:orthanc:1.9.1
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cpe:2.3:a:orthanc-server:orthanc:1.9.2
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cpe:2.3:a:orthanc-server:orthanc:1.9.3
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cpe:2.3:a:orthanc-server:orthanc:1.9.4
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cpe:2.3:a:orthanc-server:orthanc:1.9.5
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cpe:2.3:a:orthanc-server:orthanc:1.9.6
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cpe:2.3:a:orthanc-server:orthanc:1.9.7