The MySQL Community Server edition was updated to 5.6.26, fixing security issues and bugs.

All changes: http://dev.mysql.com/doc/relnotes/mysql/5.6/en/news-5-6-26.html

* Fixed CVEs:
CVE-2015-2617, CVE-2015-2648, CVE-2015-2611, CVE-2015-2582
CVE-2015-4752, CVE-2015-4756, CVE-2015-2643, CVE-2015-4772
CVE-2015-4761, CVE-2015-4757, CVE-2015-4737, CVE-2015-4771
CVE-2015-4769, CVE-2015-2639, CVE-2015-2620, CVE-2015-2641
CVE-2015-2661, CVE-2015-4767
* disable Performance Schema by default. Since MySQL 5.6.6 upstream
enabled Performance Schema by default which results in increased
memory usage. The added option disable Performance Schema again in
order to decrease MySQL memory usage [bnc#852477].
* install INFO_BIN and INFO_SRC, noticed in MDEV-6912
* remove superfluous '--group' parameter from mysql-systemd-helper
* make -devel package installable in the presence of LibreSSL
* cleanup after the update-message if it was displayed
* add 'exec' to mysql-systemd-helper to shutdown mysql/mariadb cleanly [bnc#943096]