CVE-2026-5445

CVE-2026-5445 affects the Dicom image decoding path, specifically the DecodeLookupTable function in DicomImageDecoder.cpp. The lookup-table decoding logic for PALETTE COLOR images does not validate pixel indices against the palette/lookup table size, allowing crafted indices larger than the palet...

CVE-2026-5445 Out-of-Bounds Read in DicomImageDecoder (DecodeLookupTable)

An out-of-bounds read vulnerability exists in the DecodeLookupTable function within DicomImageDecoder.cpp. The lookup-table decoding logic used for PALETTE COLOR images does not validate pixel indices against the lookup table size. Crafted images containing indices larger than the palette size...

CVE-2026-5445

An out-of-bounds read vulnerability exists in the DecodeLookupTable function within DicomImageDecoder.cpp. The lookup-table decoding logic used for PALETTE COLOR images does not validate pixel indices against the lookup table size. Crafted images containing indices larger than the palette size...

CVE-2026-5444 Heap Buffer Overflow in PAM Image Buffer Allocation

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,...

CVE-2026-5444 Heap Buffer Overflow in PAM Image Buffer Allocation

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,...

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,...

CVE-2026-5444

CVE-2026-5444 affects Orthanc’s PAM image parsing logic when processing a crafted PAM image embedded in a DICOM file. The vulnerability stems from multiplying image dimensions with 32-bit unsigned arithmetic, causing an integer overflow in the buffer size calculation. This can allocate a small bu...

CVE-2026-5441 Out-of-Bounds Read in DicomImageDecoder (PMSCT_RLE1 Decompression)

An out-of-bounds read vulnerability exists in the DecodePsmctRle1 function of DicomImageDecoder.cpp. The PMSCTRLE1 decompression routine, which decodes the proprietary Philips Compression format, does not properly validate escape markers placed near the end of the compressed data stream. A crafte...

CVE-2026-5441 Out-of-Bounds Read in DicomImageDecoder (PMSCT_RLE1 Decompression)

An out-of-bounds read vulnerability exists in the DecodePsmctRle1 function of DicomImageDecoder.cpp. The PMSCTRLE1 decompression routine, which decodes the proprietary Philips Compression format, does not properly validate escape markers placed near the end of the compressed data stream. A crafte...

CVE-2026-5441

CVE-2026-5441 concerns the DicomImageDecoder's PMSCT_RLE1 (Philips) decompression in DecodePsmctRle1. The issue: escape markers near the end of the compressed stream are not properly validated, enabling an out-of-bounds read that can leak heap data into the rendered image output. Impact is descri...

[SECURITY] Fedora 42 Update: python-pydicom-3.0.2-1.fc42

pydicom is a pure python package for working with DICOM files. It was made for inspecting and modifying DICOM data in an easy "pythonic" way. The modifications can be written again to a new file. pydicom is not a DICOM server, and is not primarily about viewing images. It is designed to let you...

[SECURITY] Fedora 43 Update: python-pydicom-3.0.2-1.fc43

pydicom is a pure python package for working with DICOM files. It was made for inspecting and modifying DICOM data in an easy "pythonic" way. The modifications can be written again to a new file. pydicom is not a DICOM server, and is not primarily about viewing images. It is designed to let you...

PT-2026-31634

Name of the Vulnerable Software and Affected Versions DicomImageDecoder affected versions not specified Description An out-of-bounds read issue exists in the DecodeLookupTable function within DicomImageDecoder.cpp. The lookup-table decoding logic for PALETTE COLOR images does not validate pixel...

PT-2026-31631

A heap buffer overflow vulnerability exists in the DICOM image decoder. Dimension fields are encoded using Value Representation VR Unsigned Long UL, instead of the expected VR Unsigned Short US, which allows extremely large dimensions to be processed. This causes an integer overflow during frame...

Linux Distros Unpatched Vulnerability : CVE-2026-5444

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 dimension...

Orthanc 安全漏洞

Orthanc is a free open-source software developed by the Orthanc company. Orthanc has a security vulnerability, which stems from a heap buffer overflow in the DICOM image decoder. This vulnerability may lead to integer overflows and out-of-bound memory accesses during image decoding...

PT-2026-31630

An out-of-bounds read vulnerability exists in the DecodePsmctRle1 function of DicomImageDecoder.cpp. The PMSCT RLE1 decompression routine, which decodes the proprietary Philips Compression format, does not properly validate escape markers placed near the end of the compressed data stream. A craft...

Linux Distros Unpatched Vulnerability : CVE-2026-5443

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A heap buffer overflow vulnerability exists during the decoding of PALETTE COLOR DICOM images. Pixel length validation uses 32-bit multiplication for width and...

Linux Distros Unpatched Vulnerability : CVE-2026-5441

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An out-of-bounds read vulnerability exists in the DecodePsmctRle1 function of DicomImageDecoder.cpp. The PMSCTRLE1 decompression routine, which decodes the...

PT-2026-31626

Name of the Vulnerable Software and Affected Versions DicomStreamReader affected versions not specified Description An out-of-bounds read issue exists in DicomStreamReader when parsing DICOM meta-headers. Processing malformed metadata structures can cause the parser to read beyond the allocated...