Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. External References: https://www.oracle.com/security-alerts/cpujan2021.html#AppendixMSQL
Created mysql:8.0/community-mysql tracking bugs for this issue: Affects: fedora-all [bug 1922447]
Created community-mysql tracking bugs for this issue: Affects: fedora-all [bug 1922446]
The Oracle advisory states that this issue was fixed upstream in version 8.0.20. The mysql packages as shipped in Red Hat products were previously updated to a version that contains the fix via the following errata: rh-mysql80-mysql in Red Hat Software Collections https://access.redhat.com/errata/RHSA-2020:3518 mysql:8.0 module in Red Hat Enterprise Linux 8 https://access.redhat.com/errata/RHSA-2020:3732 mysql:8.0 module in Red Hat Enterprise Linux 8.1 Extended Update Support https://access.redhat.com/errata/RHSA-2020:3757 mysql:8.0 module in Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions https://access.redhat.com/errata/RHSA-2020:3755
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-2006