Go Ethereum, or “Geth”, is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.18, there is a Denial-of-service (crash) during block processing. This is fixed in 1.9.18.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26242
Reference (s):
- https://github.com/ethereum/go-ethereum/security/advisories/GHSA-jm5c-rv3w-w83m
- URL: https://github.com/ethereum/go-ethereum/security/advisories/GHSA-jm5c-rv3w-w83m
- https://blog.ethereum.org/2020/11/12/geth_security_release/
- URL: https://blog.ethereum.org/2020/11/12/geth_security_release/