RISC Zero Ethereum invalid commitment with digest value of zero accepted by Steel.validateCommitment

Impact Prior to 2.1.1 and 2.2.0, the Steel.validateCommitment Solidity library function will return true for a crafted commitment with a digest value of zero. This violates the semantics of validateCommitment, as this does not commitment to a block that is in the current chain. Because the digest...

GHSA-GJV3-89HH-9XQ2 RISC Zero Ethereum invalid commitment with digest value of zero accepted by Steel.validateCommitment

Impact Prior to 2.1.1 and 2.2.0, the Steel.validateCommitment Solidity library function will return true for a crafted commitment with a digest value of zero. This violates the semantics of validateCommitment, as this does not commitment to a block that is in the current chain. Because the digest...

CVE-2025-52884

RISC Zero is a zero-knowledge verifiable general computing platform, with Ethereum integration. The risc0-ethereum repository contains Solidity verifier contracts, Steel EVM view call library, and supporting code. Prior to versions 2.1.1 and 2.2.0, the Steel.validateCommitment Solidity library...

CVE-2025-52884 risc0-ethereum-contracts allows invalid commitment with digest value of zero to be accepted by Steel.validateCommitment

RISC Zero is a zero-knowledge verifiable general computing platform, with Ethereum integration. The risc0-ethereum repository contains Solidity verifier contracts, Steel EVM view call library, and supporting code. Prior to versions 2.1.1 and 2.2.0, the Steel.validateCommitment Solidity library...

CVE-2025-52884 risc0-ethereum-contracts allows invalid commitment with digest value of zero to be accepted by Steel.validateCommitment

RISC Zero is a zero-knowledge verifiable general computing platform, with Ethereum integration. The risc0-ethereum repository contains Solidity verifier contracts, Steel EVM view call library, and supporting code. Prior to versions 2.1.1 and 2.2.0, the Steel.validateCommitment Solidity library...