CVE-2025-68383 – Filebeat Improper Validation of Specified Index, Position, or Offset in Input

https://notcve.org/view.php?id=CVE-2025-68383

18 Dec 2025 — Improper Validation of Specified Index, Position, or Offset in Input (CWE-1285) in Filebeat Syslog parser and the Libbeat Dissect processor can allow a user to trigger a Buffer Overflow (CAPEC-100) and cause a denial of service (panic/crash) of the Filebeat process via either a malformed Syslog message or a malicious tokenizer pattern in the Dissect configuration. • https://discuss.elastic.co/t/filebeat-8-19-9-9-1-9-and-9-2-3-security-update-esa-2025-32/384180 • CWE-1284: Improper Validation of Specified Quantity in Input •