OpenSSL is a toolkit that implements the Secure Sockets Layer and Transport Layer Security protocols, as well as a full-strength general-purpose cryptography library. The following packages have been upgraded to a later upstream version: openssl . Security Fix: * openssl: timing side channel attack in the DSA signature algorithm * openssl: timing side channel attack in the ECDSA signature generation * openssl: ChaCha20-Poly1305 with long nonces 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 CentOS 8.1 Release Notes linked from the References section.