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FRRouting Denial-of-Service Vulnerability in MP_REACH_NLRI Component

Vulnerability

A denial-of-service vulnerability has been identified in the MP_REACH_NLRI component of FRRouting (FRR) versions stable/10.0 through stable/10.6. This vulnerability arises from missing input validation, which allows authenticated attackers to disrupt service by sending a crafted UPDATE message.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing the application to become unresponsive or unavailable.

Remediation

Users can upgrade to FRRouting versions stable/10.6 or later, where this vulnerability has been addressed.

Added: May 4, 2026, 4:19 PM
Updated: May 4, 2026, 4:19 PM

Vulnerability Rating

Custom Algorithm
spread
1.0
impact
2.5
exploitability
6.1
remediation
7.7
relevance
7.4
threat
3.2
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.