{"id":"CVE-2025-15529","summary":"Open5GS s5c-handler.c sgwc_s5c_handle_create_session_response denial of service","details":"A vulnerability was found in Open5GS up to 2.7.6. Affected by this issue is the function sgwc_s5c_handle_create_session_response of the file src/sgwc/s5c-handler.c. Performing a manipulation results in denial of service. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The patch is named b19cf6a2dbf5d30811be4488bf059c865bd7d1d2. To fix this issue, it is recommended to deploy a patch.","modified":"2026-08-12T15:13:17.554765Z","published":"2026-01-16T22:02:10.930Z","database_specific":{"cna_assigner":"VulDB","cwe_ids":["CWE-404"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15529.json","unresolved_ranges":[{"extracted_events":[{"introduced":"2.7.3"},{"last_affected":"2.7.3"},{"introduced":"2.7.4"},{"last_affected":"2.7.4"}],"source":"AFFECTED_FIELD"}]},"references":[{"type":"WEB","url":"https://github.com/open5gs/open5gs/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/15xxx/CVE-2025-15529.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-15529"},{"type":"ADVISORY","url":"https://vuldb.com/?id.341596"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.728130"},{"type":"ADVISORY","url":"https://vuldb.com/?submit.738372"},{"type":"REPORT","url":"https://github.com/open5gs/open5gs/issues/4226"},{"type":"REPORT","url":"https://github.com/open5gs/open5gs/issues/4226#issue-3769595366"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.341596"},{"type":"FIX","url":"https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/open5gs/open5gs","events":[{"introduced":"0"},{"fixed":"b19cf6a2dbf5d30811be4488bf059c865bd7d1d2"}],"database_specific":{"cpe":"cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"last_affected":"2.7.6"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["2.7.0","2.7.1","2.7.2","2.7.5","2.7.6","v2.7.2","v2.7.1","v2.7.0","v2.6.6","v2.6.4","v2.6.3","v2.6.2","v2.6.1","v2.4.9","v2.4.8","v2.4.7","v2.4.5","v2.4.4","v2.4.3","v2.4.1","v2.4.0","v2.3.6","v2.3.2","v2.3.0","v2.2.9","v2.2.8","v2.2.7","v2.2.6","v2.2.1","v2.2.0","v2.1.7","v2.1.5","v2.1.4","v2.1.3","v2.1.1","v2.1.0","v2.0.22","v2.0.18","v2.0.0","v1.3.0","v1.2.4","v1.2.3","v1.2.2","v1.2.1","v1.2.0","v1.1.0","v1.0.0","v0.5.2","v0.5.1","v0.5.0","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.3.10","v0.3.8","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.2","v0.3.1","v0.3.0","v0.2.0","v0.1.1","v0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-15529.json","vanir_signatures_modified":"2026-08-12T15:13:17Z","vanir_signatures":[{"target":{"file":"src/sgwc/s5c-handler.c","function":"sgwc_s5c_handle_create_session_response"},"deprecated":false,"digest":{"function_hash":"311781366950742551025614730595053951575","length":6404},"id":"CVE-2025-15529-0ef6e684","signature_type":"Function","signature_version":"v1","source":"https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2"},{"signature_type":"Function","signature_version":"v1","source":"https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2","target":{"file":"src/sgwc/s5c-handler.c","function":"sgwc_s5c_handle_delete_session_response"},"deprecated":false,"digest":{"function_hash":"212238030346677080328171821302310784662","length":1612},"id":"CVE-2025-15529-97a461c5"},{"target":{"file":"src/sgwc/s5c-handler.c"},"deprecated":false,"digest":{"line_hashes":["45473761511500601110908682292762807851","40552990758877395425634800786189779563","280252831875454169333336474420470902830","147878436867476586116873859163950178343","53584446268619328289611693112753664684","277002442502701764017400083986626851468","243404820675118394535687071069309259434","55878104855696847245462713503508488801","220655081735314153239809203758182345346","65513958658862574610750281008810212876","27776669367646207816667247780585110924","114080774670171426303199415572740589812","50716545275780623241509867133004920201","277002442502701764017400083986626851468","243404820675118394535687071069309259434","151809334426490811636618083324983832600","165057613899523493099204807323266608283","280252831875454169333336474420470902830","147878436867476586116873859163950178343","53584446268619328289611693112753664684","277002442502701764017400083986626851468","243404820675118394535687071069309259434"],"threshold":0.9},"id":"CVE-2025-15529-c74f0959","signature_type":"Line","signature_version":"v1","source":"https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2"},{"id":"CVE-2025-15529-dec826a1","signature_type":"Function","signature_version":"v1","source":"https://github.com/open5gs/open5gs/commit/b19cf6a2dbf5d30811be4488bf059c865bd7d1d2","target":{"file":"src/sgwc/s5c-handler.c","function":"sgwc_s5c_handle_modify_bearer_response"},"deprecated":false,"digest":{"function_hash":"123459901059143657869022331755466724697","length":2862}}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}