High severity7.5NVD Advisory· Published Jun 3, 2026· Updated Jun 4, 2026

CVE-2026-37462

Description

An integer underflow in the BGPUpdate.DecodeFromBytes function (/bgp/bgp.go) of gobgp v4.3.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted BGP UPDATE message.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Osrg/Gobgpllm-fuzzy
Range: =4.3.0

Patches

Vulnerability mechanics

References

github.com/osrg/gobgp/blob/v4.3.0/pkg/packet/bgp/bgp.gonvd
github.com/osrg/gobgp/commit/9ce8936672ebc07df524da77fa4c6ae26d92be6dnvd

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cvss	0.488
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000