The GNU Privacy Guard is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. The following packages have been upgraded to a later upstream version: gnupg2 . Security Fix: * GnuPG: interaction between the sks-keyserver code and GnuPG allows for a Certificate Spamming Attack which leads to persistent DoS 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 8.3 Release Notes linked from the References section.