Ella Core has a Denial of Service via SCTP connection cleanup deadlock

## Summary A deadlock in the AMF's SCTP notification handler causes the entire AMF control plane to hang until the process is restarted. ## Impact An attacker with access to the N2 interface can cause Ella Core to hang, resulting in a denial of service for all subscribers. ## Fix Add deferred Radio cleanup in serveConn SCTP server so that every connection exit path removes the radio. Remove the stale-entry scan from SCTP Notification handling.

Source published

26 Mar 2026 22:13:33 UTC

Source modified

2 Apr 2026 21:26:07 UTC

Observed here

24 Oct 2026 13:19:41 UTC

Source terms

GitHub Advisory Database · CC-BY-4.0

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This view projects the publisher's source fields for reading; the original JSON retains additional fields and CVE enrichment containers. Attribution: osv · GitHub Advisory Database · CC-BY-4.0. Source text is retained; field grouping and change labels are provided by ChangeIntel.

CVSS_V3 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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