Hyperledger Fabric vulnerable to Improper Input Validation in orderer/common/cluster consensus request
ImpactIf a consensus client sends a malformed consensus request to an orderer it may crash the orderer node.
This fix checks for the malformed consensus request and returns an error to the consensus client.Specific Go Packages Affectedgithub.com/hyperledger/fabric/orderer/common/clusterPatchesFixed in v2.2.7 and v2.4.5.WorkaroundsNone, users must upgrade to v2.2.7 or v2.4.5.Referenceshttps://github.com/hyperledger/fabric/releases/tag/v2.2.7
https://github.com/hyperledger/fabric/releases/tag/v2.4.5For more informationIf you have any questions or comments about this advisory:Open an issue in [Hyperledger Fabric repository](https://github.com/hyperledger/fabric/issues)CreditsThank you to Haosheng Wang of OPPO ZIWU Security Lab for this disclosure.