A vulnerability in CometBFT’s validation logic for VoteExtensionsEnableHeight can result in a chain halt when triggered through a governance parameter change proposal on an ABCI2 Application Chain. If a parameter change proposal including a VoteExtensionsEnableHeight modification is passed, nodes running the affected versions may panic, halting the network.
{ "review_status": "REVIEWED", "url": "https://pkg.go.dev/vuln/GO-2024-2471" }