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Linux Kernel NULL Pointer Dereference Vulnerability in AM65 CPSW Ethernet Driver

Vulnerability

A vulnerability in the Linux kernel's AM65 CPSW Ethernet driver can lead to a NULL pointer dereference. This issue arises when interrupts for TX or RX DMA channels are registered before the corresponding NAPI callbacks. The vulnerability manifests randomly, depending on the traffic generated by the Linux system and the reception of data from the network.

Impact

Exploitation of this vulnerability causes a NULL pointer dereference, leading to a crash of the affected system.

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
5.0
remediation
0.0
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.