An issue was discovered in Open5GS 2.7.5-49-g465e90f, when processing a PFCP Session Establishment Request (type=50), the UPF crashes with a reachable assertion in `lib/pfcp/context.c` (`ogs_pfcp_object_teid_hash_set`) if the CreatePDR?PDI?F-TEID has CH=1 and the F-TEID address-family flag(s) (IPv4/IPv6) do not match the GTP-U resource family configured for the selected DNN (Network Instance), resulting in a denial of service.
References
| Link | Resource |
|---|---|
| https://github.com/open5gs/open5gs/issues/4135 | Exploit Issue Tracking Vendor Advisory |
| https://github.com/open5gs/open5gs/issues/4135 | Exploit Issue Tracking Vendor Advisory |
Configurations
History
06 Jan 2026, 20:01
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://github.com/open5gs/open5gs/issues/4135 - Exploit, Issue Tracking, Vendor Advisory | |
| CPE | cpe:2.3:a:open5gs:open5gs:2.7.5:*:*:*:*:*:*:* | |
| First Time |
Open5gs open5gs
Open5gs |
19 Dec 2025, 18:15
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://github.com/open5gs/open5gs/issues/4135 - | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 7.5 |
| CWE | CWE-617 |
18 Dec 2025, 19:16
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-12-18 19:16
Updated : 2026-01-06 20:01
NVD link : CVE-2025-65559
Mitre link : CVE-2025-65559
CVE.ORG link : CVE-2025-65559
JSON object : View
Products Affected
open5gs
- open5gs
CWE
CWE-617
Reachable Assertion
