{"id":"CVE-2026-104030","published":"2026-10-05T20:17:08.637","lastModified":"2026-10-06T15:09:20.387","description":"A flaw was found in sssd. This vulnerability allows a local user to cause a Denial of Service (DoS) by submitting a specially crafted passkey authentication token that lacks null terminators. The authentication service reads past the end of the provided memory buffer, causing the process to crash and disrupting authentication services.","cvssScore":5.5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-125"],"vendors":[],"products":[],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-104030","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2479429","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}