Kernel: ksmbd brute force delay bypass via asynchronous requests
A vulnerability has been identified in the Linux kernel's ksmbd component (kernel SMB/CIFS server). A security control designed to prevent dictionary attacks, which introduces a 5-second delay during session setup, can be bypassed through the use of asynchronous requests. This bypass negates the intended anti-brute-for…
Severity low: primary CNA CVSS 3.7 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2025-07-31T20:44:02.968Z. Updated 2026-06-30T06:36:58.944Z.