Ovn: egress acls may be bypassed via specially crafted udp packet
21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 8.1epss 0.9%
probabilidade de exploração
0.9%top 43% das CVEs
exploração observada
nãonenhuma fonte reporta
A flaw was found in the Open Virtual Network (OVN). Specially crafted UDP packets may bypass egress access control lists (ACLs) in OVN installations configured with a logical switch with DNS records set on it and if the same switch has any egress ACLs configured. This issue can lead to unauthorized access to virtual machines and containers running on the OVN network.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
ovnRed Hat · Fast Datapath for Red Hat Enterprise Linux 8Red Hat · Fast Datapath for Red Hat Enterprise Linux 9Red Hat · Red Hat OpenShift Container Platform 4Referências
https://access.redhat.com/errata/RHSA-2025:1083https://access.redhat.com/errata/RHSA-2025:1084https://access.redhat.com/errata/RHSA-2025:1085https://access.redhat.com/errata/RHSA-2025:1086https://access.redhat.com/errata/RHSA-2025:1087https://access.redhat.com/errata/RHSA-2025:1088https://access.redhat.com/errata/RHSA-2025:1089https://access.redhat.com/errata/RHSA-2025:1090https://access.redhat.com/errata/RHSA-2025:1091https://access.redhat.com/errata/RHSA-2025:1092https://access.redhat.com/errata/RHSA-2025:1093https://access.redhat.com/errata/RHSA-2025:1094