{"id":"CLEANSTART-2026-EA90663","summary":"SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption","details":"Security vulnerability affects the external-dns package. SSH servers parsing GSSAPI authentication requests do not validate the number of mechanisms specified in the request, allowing an attacker to cause unbounded memory consumption.","modified":"2026-10-08T16:46:44.151713793Z","published":"2026-10-08T00:41:14.993276Z","upstream":["CVE-2025-58181"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-EA90663.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2025-58181"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-58181"}],"affected":[{"package":{"name":"external-dns","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/external-dns"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.20.0-r1"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-EA90663.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:L"}]}