CVE-2026-5442 - Heap Buffer Overflow in DICOM Image Decoder via VR UL Dimensions

CVE-2026-5442 - Heap Buffer Overflow in DICOM Image Decoder via VR UL Dimensions

https://cvefeed.io/rssfeed/latest.atom / Thu, 04/09/2026 - 18:42
CVE ID :CVE-2026-5442
Published : April 9, 2026, 2:43 p.m. | 25 minutes ago
Description :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 size calculation and results in out-of-bounds memory access during image decoding.
Severity: 0.0 | NA
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