GlusterFS is a key building block of Red Hat Gluster Storage. It is based on a stackable user-space design and can deliver exceptional performance for diverse workloads. GlusterFS aggregates various storage servers over network interconnections into one large, parallel network file system. The glusterfs packages have been upgraded to upstream version 3.12.2, which provides a number of bug fixes over the previous version. Security Fix: * glusterfs: Improper deserialization in dict.c:dict_unserialize can allow attackers to read arbitrary memory For more details about the security issue, including the impact, a CVSS score, and other related information, refer to the CVE page listed in the References section. Red Hat would like to thank Michael Hanselmann for reporting this issue.