(RHSA-2021:0081) Important: Red Hat Ceph Storage 4.2 Security and Bug Fix update

Red Hat Ceph Storage is a scalable, open, software-defined storage platform that combines the most stable version of the Ceph storage system with a Ceph management platform, deployment utilities, and support services.

The ceph-ansible package provides Ansible playbooks for installing, maintaining, and upgrading Red Hat Ceph Storage.

This package contains a new implementation of the original libtirpc, transport-independent RPC (TI-RPC) library for NFS-Ganesha.

NFS-GANESHA is a NFS Server running in user space. It comes with various back-end modules (called FSALs) provided as shared objects to support different file systems and name-spaces.

Security Fix(es):

• ceph: User credentials can be manipulated and stolen by Native CephFS consumers of OpenStack Manila (CVE-2020-27781)

• ceph: CEPHX_V2 replay attack protection lost (CVE-2020-25660)

• ceph-ansible: insecure ownership on /etc/ceph/iscsi-gateway.conf configuration file (CVE-2020-25677)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

These updated packages include numerous bug fixes. Space precludes documenting all of these changes in this advisory. Users are directed to the Red Hat Ceph Storage 4.2 Release Notes for information on the most significant of these changes:

https://access.redhat.com/documentation/en-us/red_hat_ceph_storage/4.2/html
/release_notes/

All users of Red Hat Ceph Storage are advised to upgrade to these updated
packages, which provide numerous bug fixes.