CVE-2024-32972: go-ethereum denial of service via malicious p2p message

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-05-06 · updated 2026-06-17
Weakness: CWE-400

Description

go-ethereum (geth) is a golang execution layer implementation of the Ethereum protocol. Prior to 1.13.15, a vulnerable node can be made to consume very large amounts of memory when handling specially crafted p2p messages sent from an attacker node. The fix has been included in geth version `1.13.15` and onwards.

Affected products

ethereum go-ethereum: before 1.13.15 — fixed in 1.13.15

How to fix

Upgrade to a fixed version: ethereum go-ethereum 1.13.15. Check the vendor advisory for mitigations.

References

https://github.com/ethereum/go-ethereum/compare/v1.13.14...v1.13.15
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-4xc9-8hmq-j652
https://github.com/ethereum/go-ethereum/compare/v1.13.14...v1.13.15
https://github.com/ethereum/go-ethereum/security/advisories/GHSA-4xc9-8hmq-j652

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