{"id":"GHSA-9h59-p45g-445h","revision":"8d15d73af1324955b1c25bb598dc8898","records":[{"revision":"8d15d73af1324955b1c25bb598dc8898","observedAt":"2026-10-24T13:19:41.952+00:00","statement":{"source":"osv","id":"GHSA-9h59-p45g-445h","aliases":["CVE-2026-33904","GO-2026-4874"],"title":"Ella Core has a Denial of Service via SCTP connection cleanup deadlock ","description":"## Summary\n\nA deadlock in the AMF's SCTP notification handler causes the entire AMF control plane to hang until the process is restarted. \n\n## Impact\n\nAn attacker with access to the N2 interface can cause Ella Core to hang, resulting in a denial of service for all subscribers.\n\n## Fix\n\nAdd 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.","state":0,"publishedAt":"2026-03-26T22:13:33+00:00","modifiedAt":"2026-04-02T21:26:07.8380475+00:00","affected":[{"ecosystem":"Go","name":"github.com/ellanetworks/core","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"1.7.0"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/ellanetworks/core/security/advisories/GHSA-9h59-p45g-445h","https://nvd.nist.gov/vuln/detail/CVE-2026-33904","https://github.com/ellanetworks/core/commit/999f606c5cae261471d9e3f063d7ecd1bd754076","https://github.com/ellanetworks/core","https://github.com/ellanetworks/core/releases/tag/v1.7.0"],"sourceUrl":"https://github.com/advisories/GHSA-9h59-p45g-445h","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-9h59-p45g-445h","identifiers":["GHSA-9h59-p45g-445h","CVE-2026-33904","GO-2026-4874"]},"retained":false,"historicalAffected":[]}],"coverage":[]}