# CVE-2022-4981: dcmtk: A vulnerability was detected in DCMTK up to 3.6.7

CVE-2022-4981 is fixed in dcmtk on 1 platform, first by DEBIAN-CVE-2022-4981, released October 21, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2022-4981
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0028
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 21, 2025

## Description

A vulnerability was detected in DCMTK up to 3.6.7. The impacted element is the function DcmQueryRetrieveConfig::readPeerList of the file /dcmqrcnf.cc of the component dcmqrscp. The manipulation results in null pointer dereference. The attack needs to be approached locally. The exploit is now public and may be used. Upgrading to version 3.6.8 is sufficient to resolve this issue. The patch is identified as 957fb31e5. Upgrading the affected component is advised.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | dcmtk Debian 12.15 (bookworm) | 3.6.7-9~deb12u4 | [DEBIAN-CVE-2022-4981](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4981.md) | Oct 21, 2025 |
| Linux | dcmtk Debian 13.5 (trixie) | 3.6.8-5 | [DEBIAN-CVE-2022-4981](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4981.md) | Oct 21, 2025 |
| Linux | dcmtk Debian 14 | 3.6.8-5 | [DEBIAN-CVE-2022-4981](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4981.md) | Oct 21, 2025 |

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