CVE-2025-15555: Open5GS VoLTE Cx-Test hss-cx-path.c hss_ogs_diam_cx_mar_cb stack-based overflow

Published Feb 4, 2026
·
Updated

A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function hssogsdiamcxmarcb of the file src/hss/hss-cx-path.c of the component VoLTE Cx-Test. The manipulation of the argument OGSKEYLEN results in stack-based buffer overflow. The attack may be launched remotely. The patch is identified as 54dda041211098730221d0ae20a2f9f9173e7a21. A patch should be applied to remediate this issue.

Affected Software

2 affected components
Open5GS<=2.7.6
open5gs open5gs<=2.7.6

Event History

Feb 4, 2026
CVE Published
via MITRE·08:32 PM
Data Sourced
via MITRE·08:32 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-15555?

CVE-2025-15555 is classified as a high-severity vulnerability due to the potential for a stack-based buffer overflow.

2

How do I fix CVE-2025-15555?

To fix CVE-2025-15555, update Open5GS to a version later than 2.7.6 where the vulnerability has been patched.

3

What software is affected by CVE-2025-15555?

CVE-2025-15555 affects Open5GS versions up to and including 2.7.6.

4

What is the impact of CVE-2025-15555?

The impact of CVE-2025-15555 includes the potential for arbitrary code execution due to a stack-based overflow.

5

In which component of Open5GS does CVE-2025-15555 occur?

CVE-2025-15555 occurs in the VoLTE Cx-Test component, specifically in the hss-cx-path.c file.

Contact

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