Vulnerability in the MySQL Server component of Oracle MySQL (subcomponent: Server : Partition). Supported versions that are affected are 5.6.38 and prior and 5.7.19 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. External References: http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html
Created community-mysql tracking bugs for this issue: Affects: fedora-all [bug 1535520]
This issue was fixed in 5.7.20, so Red Hat Software Collections' rh-mysql57-mysql packages already include a fix since this update: https://access.redhat.com/errata/RHSA-2017:3442
This issue has been addressed in the following products: Red Hat Software Collections for Red Hat Enterprise Linux 6 Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS Red Hat Software Collections for Red Hat Enterprise Linux 7 Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS Via RHSA-2018:0587 https://access.redhat.com/errata/RHSA-2018:0587