{"id":"CVE-2025-65559","details":"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.","modified":"2026-08-12T03:51:28.075472400Z","published":"2025-12-18T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65559.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/65xxx/CVE-2025-65559.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-65559"},{"type":"REPORT","url":"https://github.com/open5gs/open5gs/issues/4135"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/open5gs/open5gs","events":[{"introduced":"7dfd9a39649700c24c22f1978ed7a35541a72cca"},{"last_affected":"7dfd9a39649700c24c22f1978ed7a35541a72cca"}],"database_specific":{"cpe":"cpe:2.3:a:open5gs:open5gs:2.7.5:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.7.5"},{"last_affected":"2.7.5"}],"source":"CPE_STRING"}}],"versions":["2.7.5","v2.7.5"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-65559.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}