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Linux Kernel Memory Leak Vulnerability in IRQ Domain Handling

Vulnerability

A memory leak vulnerability has been addressed in the Linux kernel's IRQ domain management. The issue arose because the function 'debugfs_lookup()' was not properly releasing memory, leading to gradual memory leaks. The vulnerability has been resolved by using 'debugfs_lookup_and_remove()', which automates the memory management process.

Impact

Exploitation of this vulnerability could lead to a memory leak, causing increased memory usage over time.

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

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
0.6
exploitability
5.3
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.