Red Hat: CVE-2021-3979: Moderate: Red Hat Ceph Storage 5.1 Security, Enhancement, and Bug Fix update (Multiple Advisories)

A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryption algorithm to create a non random key, which is weaker and can be exploited for loss of confidentiality and integrity on encrypted disks.