Linux Kernel ksmbd Component Deadlock Vulnerability Leading to Denial-of-Service

Vulnerability

A deadlock vulnerability has been identified in the Linux kernel's ksmbd component. This issue arises when multiple concurrent session setup requests are sent, potentially causing a denial-of-service condition. The vulnerability is present in systems with ksmbd enabled, and authentication is not required to exploit it.

Impact

Exploitation of this vulnerability can lead to a deadlock situation, causing the system to become unresponsive or unstable.

Added: Aug 2, 2025, 11:26 PM
Updated: Aug 2, 2025, 11:26 PM

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
2.5
exploitability
5.6
remediation
8.3
relevance
0.3
threat
6.4
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.