The libssh2 packages provide a library that implements the SSH2 protocol. The following packages have been upgraded to a later upstream version: libssh2 . Security Fix: * libssh2: Zero-byte allocation with a specially crafted SFTP packed leading to an out-of-bounds read * libssh2: Out-of-bounds reads with specially crafted SSH packets For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.