go-ethereum is vulnerable to high CPU usage leading to DoS via malicious p2p message
go-ethereum is vulnerable to high CPU usage leading to DoS via malicious p2p message. Impact An attacker can cause high CPU usage by sending a specially crafted p2p message. More details to be released later.
Vuln-watch · relayed from the GitHub Advisory Database; see Source & attribution below
Summary
Impact An attacker can cause high CPU usage by sending a specially crafted p2p message. More details to be released later.
Affected
- github.com/ethereum/go-ethereum (go) <= 1.16.7 — fixed in 1.16.8
Severity
High (CVSS 7.1), as rated by the upstream advisory.
Recommended actions
- Upgrade github.com/ethereum/go-ethereum to 1.16.8 or later
Source & attribution
This 0xCERT advisory summarises GHSA-mq3p-rrmp-79jg / CVE-2026-22868 from the GitHub Advisory Database, credited upstream to Yenya030: https://github.com/advisories/GHSA-mq3p-rrmp-79jg. Details may change; refer to the original source for the authoritative record.
References
OpenPGP-signed. The signed text of this advisory verifies against the 0xCERT key CCC7 D9EC 9415 723D.
Published 2026-01-13 · last updated 2026-10-08
curl -s https://www.0xcert.com/pgp.asc | gpg --import && curl -s https://www.0xcert.com/advisory/0xCERT-2026-0216/signed.txt | gpg --verify