CVE-2026-1975
Free5GC pfcp_reports.go identityTriggerType null pointer dereference
- State
- Published
- Severity
- 6.9 Medium
- Published
- Feb 6, 2026
- Updated
- Feb 23, 2026
- Reserved
- Feb 5, 2026
Description
A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcp_reports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. Applying a patch is advised to resolve this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P | VulDB |
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 3.0 | 5.3 Medium | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C | VulDB |
| 2.0 | 5.0 Medium | AV:N/AC:L/Au:N/C:N/I:N/A:P/E:POC/RL:OF/RC:C | VulDB |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Free5GCn/a |
|
References
- VDB-344497 | Free5GC pfcp_reports.go identityTriggerType null pointer dereferencevdb-entrytechnical-description
- VDB-344497 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
- Submit #743238 | free5gc SMF v4.1.0 Denial of Servicethird-party-advisory
- https://github.com/free5gc/free5gc/issues/814issue-tracking
- https://github.com/free5gc/free5gc/issues/814#issue-3831993593exploitissue-tracking
- https://github.com/free5gc/smf/pull/189issue-trackingpatch
- https://github.com/free5gc/free5gc/product
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