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Linux Kernel Null Pointer Dereference Vulnerability in Mellanox mlx5 Networking Driver

Vulnerability

A null pointer dereference vulnerability has been identified in the Linux kernel's Mellanox mlx5 networking driver. The issue arises in the functions 'mlx5_create_inner_ttc_table()' and 'mlx5_create_ttc_table()', where a lack of proper null checks for the 'mlx5_get_flow_namespace()' return values can lead to a null pointer dereference.

Impact

Exploitation of this vulnerability can lead to a null pointer dereference, causing a kernel crash.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
2.5
exploitability
4.0
remediation
7.7
relevance
0.0
threat
3.2
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.