CVE-2025-25475 — HIGH (7.5)

Vulnerability Description

A NULL pointer dereference in the component /libsrc/dcrleccd.cc of DCMTK v3.6.9+ DEV allows attackers to cause a Denial of Service (DoS) via a crafted DICOM file.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Offis	Dcmtk	3.6.9
Debian	Debian Linux	11.0

Related Weaknesses (CWE)

CWE-476

References

https://git.dcmtk.org/?p=dcmtk.git;a=commit;h=bffa3e9116abb7038b432443f16b1bd390Patch
https://github.com/DCMTK/dcmtk/commit/bffa3e9116abb7038b432443f16b1bd390e80245Patch
https://lists.debian.org/debian-lts-announce/2025/06/msg00025.htmlMailing ListThird Party Advisory

FAQ

What is CVE-2025-25475?

CVE-2025-25475 is a vulnerability with a CVSS score of 7.5 (HIGH). A NULL pointer dereference in the component /libsrc/dcrleccd.cc of DCMTK v3.6.9+ DEV allows attackers to cause a Denial of Service (DoS) via a crafted DICOM file.

How severe is CVE-2025-25475?

CVE-2025-25475 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-25475?

Check the references section above for vendor advisories and patch information. Affected products include: Offis Dcmtk, Debian Debian Linux.