gdcm: A memory leak exists in the Grassroots DICOM library (GDCM)
CVE-2026-3650 is fixed in gdcm on 1 platform by DEBIAN-CVE-2026-3650 (version 3.0.24-11), released March 26, 2026. It is not reported as exploited. Patch Radar priority: Routine.
A memory leak exists in the Grassroots DICOM library (GDCM). The bug occurs when parsing malformed DICOM files with non-standard VR types in file meta information. The vulnerability leads to vast memory allocations and resource depletion, triggering a denial-of-service condition. A maliciously crafted file can fill the heap in a single read operation without properly releasing it.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| gdcm · Debian 14 | 3.0.24-11 | DEBIAN-CVE-2026-3650 | Mar 26, 2026 |
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