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FRRouting

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medium advisory

CVE-2026-37459: FRRouting BGP UPDATE Message Integer Underflow DoS

An integer underflow vulnerability, CVE-2026-37459, in FRRouting (FRR) versions stable/10.0 to stable/10.6 allows a remote attacker to cause a Denial of Service (DoS) by sending a crafted BGP UPDATE message.

FRR bgp dos frrouting network
2r 1t 1c
medium threat

FRRouting CVE-2026-37458 Denial of Service Vulnerability

A denial-of-service vulnerability, identified as CVE-2026-37458, exists in the MP_REACH_NLRI component of FRRouting versions stable/10.0 to stable/10.6, where authenticated attackers can trigger a DoS by sending a crafted UPDATE message due to missing input validation.

FRR stable/10.0 +6 denial-of-service network frrouting cve-2026-37458
1r 1t 1c