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Linux Kernel Raspberry Pi Clock NULL Pointer Dereference Vulnerability

Vulnerability

A NULL pointer dereference vulnerability has been identified in the Linux kernel's Raspberry Pi clock management. The issue arises in the function 'raspberrypi_clk_register()', which fails to validate the return value of 'devm_kasprintf()' after a memory allocation. This oversight can lead to a NULL pointer dereference when the allocation fails.

Impact

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

Added: Jul 3, 2025, 9:41 AM
Updated: Jul 3, 2025, 9:41 AM

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
2.5
exploitability
4.0
remediation
0.0
relevance
0.2
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.