Vulnerability Description
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 Score
HIGH
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2025:1083
- https://access.redhat.com/errata/RHSA-2025:1084
- https://access.redhat.com/errata/RHSA-2025:1085
- https://access.redhat.com/errata/RHSA-2025:1086
- https://access.redhat.com/errata/RHSA-2025:1087
- https://access.redhat.com/errata/RHSA-2025:1088
- https://access.redhat.com/errata/RHSA-2025:1089
- https://access.redhat.com/errata/RHSA-2025:1090
- https://access.redhat.com/errata/RHSA-2025:1091
- https://access.redhat.com/errata/RHSA-2025:1092
- https://access.redhat.com/errata/RHSA-2025:1093
- https://access.redhat.com/errata/RHSA-2025:1094
- https://access.redhat.com/errata/RHSA-2025:1095
- https://access.redhat.com/errata/RHSA-2025:1096
- https://access.redhat.com/errata/RHSA-2025:1097
FAQ
What is CVE-2025-0650?
CVE-2025-0650 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 s...
How severe is CVE-2025-0650?
CVE-2025-0650 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-0650?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.