22 matches found
CVE-2025-20316
A vulnerability in the access control list ACL programming of Cisco IOS XE Software for Cisco Catalyst 9500X and 9600X Series Switches could allow an unauthenticated, remote attacker to bypass a configured ACL on an affected device. This vulnerability is due to the flooding of traffic from an...
USN-7396-1: OVN vulnerability
Marius Berntsberg, Trygve Vea, Tore Anderson, Rodolfo Alonso, Jay Faulkner, and Brian Haley discovered that OVN incorrectly handled certain crafted UDP packets. A remote attacker could possibly use this issue to bypass egress ACL rules...
Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : OVN vulnerability (USN-7396-1)
The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 host has packages installed that are affected by a vulnerability as referenced in the USN-7396-1 advisory. Marius Berntsberg, Trygve Vea, Tore Anderson, Rodolfo Alonso, Jay Faulkner, and Brian Haley discovered that OVN incorrectly handle...
Security update for openvswitch
This update for openvswitch fixes the following issues: CVE-2025-0650: ovn: egress ACLs may be bypassed via specially crafted UDP packet bsc1236353. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternativel...
SUSE-SU-2025:0578-1 Security update for openvswitch
This update for openvswitch fixes the following issues: - CVE-2025-0650: ovn: egress ACLs may be bypassed via specially crafted UDP packet bsc1236353...
SUSE-SU-2025:0561-1 Security update for openvswitch
This update for openvswitch fixes the following issues: - CVE-2025-0650: ovn: egress ACLs may be bypassed via specially crafted UDP packet. bsc1236353...
RHEL 9 : ovn23.03 (RHSA-2025:1093)
The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:1093 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add native...
RHEL 8 : ovn22.06 (RHSA-2025:1084)
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:1084 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add native...
RHEL 8 : ovn22.12 (RHSA-2025:1086)
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:1086 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add native...
RHEL 8 : ovn22.09 (RHSA-2025:1085)
The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:1085 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add native...
Important: Red Hat Security Advisory: ovn24.09 security update
An update for ovn24.09 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
Important: Red Hat Security Advisory: ovn23.06 security update
An update for ovn23.06 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
ovn: egress ACLs may be bypassed via specially crafted UDP packet
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...
Important: Red Hat Security Advisory: ovn23.03 security update
An update for ovn23.03 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
Important: Red Hat Security Advisory: ovn22.09 security update
An update for ovn22.09 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
Important: Red Hat Security Advisory: ovn22.12 security update
An update for ovn22.12 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
Important: Red Hat Security Advisory: ovn23.03 security update
An update for ovn23.03 is now available for Fast Datapath for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
Important: Red Hat Security Advisory: ovn22.12 security update
An update for ovn22.12 is now available for Fast Datapath for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...
ovn: egress ACLs may be bypassed via specially crafted UDP packet
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...
Important: Red Hat Security Advisory: ovn22.06 security update
An update for ovn22.06 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...