mysql is vulnerable to denial of service. An easily exploitable vulnerability allows a low privileged attacker to crash the server.
www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html
www.securityfocus.com/bid/106619
access.redhat.com/errata/RHSA-2019:2484
access.redhat.com/errata/RHSA-2019:2511
access.redhat.com/security/updates/classification/#important
security.netapp.com/advisory/ntap-20190118-0002/
usn.ubuntu.com/3867-1/