A flaw was found in the Open Virtual Network (OVN). In OVN clusters where BFD is used between hypervisors for high availability, an attacker can inject specially crafted BFD packets from inside unprivileged workloads, including virtual machines or containers, that can trigger a denial of service.
The product does not properly verify that the source of data or communication is valid.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Fast Datapath for Red Hat Enterprise Linux 8 | RedHat | ovn23.06-0:23.06.1-112.el8fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 8 | RedHat | ovn22.12-0:22.12.1-94.el8fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 8 | RedHat | ovn22.03-0:22.03.3-71.el8fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 8 | RedHat | ovn23.03-0:23.03.1-100.el8fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 8 | RedHat | ovn-2021-0:21.12.0-142.el8fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 9 | RedHat | ovn23.09-0:23.09.0-136.el9fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 9 | RedHat | ovn23.06-0:23.06.1-112.el9fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 9 | RedHat | ovn22.12-0:22.12.1-94.el9fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 9 | RedHat | ovn22.03-0:22.03.3-71.el9fdp | * |
| Fast Datapath for Red Hat Enterprise Linux 9 | RedHat | ovn23.03-0:23.03.1-100.el9fdp | * |
| Ovn | Ubuntu | focal | * |
| Ovn | Ubuntu | jammy | * |
| Ovn | Ubuntu | mantic | * |
| Ovn | Ubuntu | upstream | * |