Consensus Attack

github.com/ethereum/go-ethereum is vulnerable to a Consensus Attack. The vulnerability is due to Geth's pre-compiled dataCopy contract performing a shallow copy on invocation, which allows an attacker to manipulate Ethereum Virtual Machine EVM memory and cause a consensus mismatch between nodes...

PT-2021-7369 · Unknown · Go-Ethereum

Name of the Vulnerable Software and Affected Versions: go-ethereum versions prior to v1.10.8 Description: A consensus-vulnerability in go-ethereum Geth could cause a chain split, where vulnerable versions refuse to accept the canonical chain. This issue is related to a memory-corruption bug withi...

CVE-2021-29511

evm is a pure Rust implementation of Ethereum Virtual Machine. Prior to the patch, when executing specific EVM opcodes related to memory operations that use evmcore::Memory::copylarge, the evm crate can over-allocate memory when it is not needed, making it possible for an attacker to perform...

CVE-2020-26241

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. This is a Consensus vulnerability in Geth before version 1.9.17 which can be used to cause a chain-split where vulnerable nodes reject the canonical chain. Geth's pre-compiled dataCopy at 0x00...04 contract di...

Design/Logic Flaw

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. This is a Consensus vulnerability in Geth before version 1.9.17 which can be used to cause a chain-split where vulnerable nodes reject the canonical chain. Geth's pre-compiled dataCopy at 0x00...04 contract di...

CVE-2020-26241 Shallow copy bug in geth

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. This is a Consensus vulnerability in Geth before version 1.9.17 which can be used to cause a chain-split where vulnerable nodes reject the canonical chain. Geth's pre-compiled dataCopy at 0x00...04 contract di...