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Linux Kernel TCP Metrics RCU Usage Vulnerability

Vulnerability

A vulnerability in the Linux kernel's TCP metrics handling has been addressed. The issue involved the use of the standard destination device retrieval function, which could lead to potential locking issues. This vulnerability was present in the TCP metrics implementation within the networking subsystem.

Impact

The vulnerability could have led to improper handling of network device references, potentially causing synchronization issues or resource management problems in the TCP metrics processing.

Added: Oct 28, 2025, 12:27 PM
Updated: Oct 28, 2025, 12:27 PM

Vulnerability Rating

Custom Algorithm
spread
9.0
impact
2.5
exploitability
5.3
remediation
7.7
relevance
0.9
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.