mysql-connector-java is vulnerable to denial of service. When working with a load balancing setup, if the connection property loadBalanceStrategy
was set to bestResponseTime
and connections to all the hosts in the original setup failed, a denial of service condition will occur in Connector/J, even if newly-added hosts are available.
bugzilla.redhat.com/show_bug.cgi?id=1851022
dev.mysql.com/doc/relnotes/connector-j/5.1/en/news-5-1-49.html
lists.debian.org/debian-lts-announce/2020/06/msg00015.html
lists.fedoraproject.org/archives/list/[email protected]/message/4QDR2WOUETBT76WAO5NNCCXSAM3AGG3D/
lists.fedoraproject.org/archives/list/[email protected]/message/MDKQVPFT4Z4SFPBH6YNFMJOXKS2YYKHA/
security.gentoo.org/glsa/202105-27
www.debian.org/security/2020/dsa-4703
www.oracle.com/security-alerts/cpuapr2020.html