CVE-2025-15539 | Open5GS up to 2.7.6 sgwc src/sgwc/s11-handler.c sgwc_s11_handle_downlink_data_notification_ack denial of service (Issue 4230)

A vulnerability was found in Open5GS up to 2.7.6. It has been classified as problematic. Impacted is the function sgwc_s11_handle_downlink_data_notification_ack of the file src/sgwc/s11-handler.c of the component sgwc. This manipulation causes denial of service.

This vulnerability is handled as CVE-2025-15539. The attack can be initiated remotely. Additionally, an exploit exists.

To fix this issue, it is recommended to deploy a patch.

The issue report is flagged as already-fixed.