Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Replication). Supported versions that are affected are 5.7.34 and prior and 8.0.25 and prior. Difficult to exploit vulnerability allows low 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 as well as unauthorized update, insert or delete access to some of MySQL Server accessible data.
External References:
http://www.oracle.com/security-alerts/cpujul2021.html#AppendixMSQL
Created community-mysql tracking bugs for this issue:
Affects: fedora-all [bug 1992821]
Created mysql:8.0/community-mysql tracking bugs for this issue:
Affects: fedora-all [bug 1992822]
This issue has been addressed in the following products:
Red Hat Software Collections for Red Hat Enterprise Linux 7
Red Hat Software Collections for Red Hat Enterprise Linux 7.7 EUS
Via RHSA-2021:3811 https://access.redhat.com/errata/RHSA-2021:3811