# CVE-2025-9732: dcmtk: A vulnerability was identified in DCMTK up to 3.6.9

CVE-2025-9732 is fixed in dcmtk on 1 platform, first by DEBIAN-CVE-2025-9732, released August 31, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-9732
- Priority: High
- CVSS: 7.8 (high)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 31, 2025

## Description

A vulnerability was identified in DCMTK up to 3.6.9. This affects an unknown function in the library dcmimage/include/dcmtk/dcmimage/diybrpxt.h of the component dcm2img. Such manipulation leads to memory corruption. Local access is required to approach this attack. The name of the patch is 7ad81d69b. It is best practice to apply a patch to resolve this issue.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dcmtk Debian 12.15 (bookworm) | 3.6.7-9~deb12u4 | [DEBIAN-CVE-2025-9732](https://patchblox.com/security/data/fix/linux/debian-cve-2025-9732.md) | Aug 31, 2025 |
| Linux | dcmtk Debian 13.5 (trixie) | 3.6.9-5+deb13u1 | [DEBIAN-CVE-2025-9732](https://patchblox.com/security/data/fix/linux/debian-cve-2025-9732.md) | Aug 31, 2025 |
| Linux | dcmtk Debian 14 | 3.6.9-6 | [DEBIAN-CVE-2025-9732](https://patchblox.com/security/data/fix/linux/debian-cve-2025-9732.md) | Aug 31, 2025 |

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