{"id":"CVE-2026-104042","published":"2026-10-06T02:17:03.470","lastModified":"2026-10-07T21:17:08.223","description":"A flaw was found in sssd. A local attacker can cause a Denial of Service (DoS) by sending a crafted Pluggable Authentication Module (PAM) request containing a zero-length authentication token to the responder socket. Due to missing input validation, the service attempts to read beyond buffer boundaries when processing the token, causing the PAM responder to crash.","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-2026-104042","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2478862","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2478862","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}