If 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.
github.com/hyperledger/fabric/orderer/common/cluster
Fixed in v2.2.7 and v2.4.5.
None, users must upgrade to v2.2.7 or v2.4.5.
https://github.com/hyperledger/fabric/releases/tag/v2.2.7 https://github.com/hyperledger/fabric/releases/tag/v2.4.5
If you have any questions or comments about this advisory: * Open an issue in Hyperledger Fabric repository
Thank you to Haosheng Wang of OPPO ZIWU Security Lab for this disclosure.
{ "nvd_published_at": "2022-07-07T18:15:00Z", "cwe_ids": [ "CWE-20" ], "severity": "HIGH", "github_reviewed": true, "github_reviewed_at": "2022-07-08T17:06:39Z" }