ovn: insufficient validation of BFD packets may lead to denial of service

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...

ovn: insufficient validation of BFD packets may lead to denial of service

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...

ovn: insufficient validation of BFD packets may lead to denial of service

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...

RHEL 9 : ovn23.03 (RHSA-2024:1394)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:1394 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 9 : ovn23.06 (RHSA-2024:1391)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:1391 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-2024:1386)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:1386 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add native...

CVE-2024-2182

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...

Design/Logic Flaw

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...

CVE-2024-2182

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...

CVE-2024-2182

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...

UBUNTU-CVE-2024-2182

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...

Open Virtual Network Access Control Error Vulnerability

Open Virtual Network OVN is an open source Open Virtual Network. Open Virtual Network OVN suffers from an Access Control Error vulnerability that stems from the use of BFDs between hypervisors to implement high-availability OVN clusters, which can be exploited by an attacker to trigger a denial o...

Red Hat libvirt Security Vulnerabilities

Red Hat libvirt is a Linux API for implementing Linux virtualization features from Red Hat, Inc. that supports a variety of Hypervisors, including Xen and KVM, as well as QEMU and a number of virtual products for other operating systems. A security vulnerability exists in Red Hat libvirt. An...

PT-2024-19073

Name of the Vulnerable Software and Affected Versions Open Virtual Network OVN affected versions not specified Description A flaw was found in the Open Virtual Network OVN that can be exploited by an attacker to inject specially crafted BFD packets from inside unprivileged workloads, including...

RansomHouse’s MrAgent Reshaping Automation in Cyber Attacks

Summary: The RansomHouse group, operating as a Ransomware-as-a-Service RaaS entity, has recently introduced a sophisticated tool named MrAgent aimed at automating the deployment of its data encrypter across multiple hypervisors. Threat Level - Amber | Attack Report For a detailed threat advisory,...

The vulnerability of the phantom() function in Xen hypervisors allows a malicious actor to gain unauthorized access to protected information.

The vulnerability of the phantom function in Xen hypervisors is related to deficiencies in access control due to incorrect validation of input data during query generation. Exploiting this vulnerability can allow an attacker to gain unauthorized access to protected information...

The vulnerability of the xenvif_get_requests() function in cross-platform Xen kernel hypervisors for Linux operating systems allows a attacker to trigger a service failure.

The vulnerability of the xenvifgetrequests function in the drivers/net/xen-netback/netback.c module of the cross-platform hypervisor for Linux kernel is related to the assignment of a null pointer to the xenvifgetrequests function. Exploiting this vulnerability could allow an attacker to trigger ...

K05765031: vCMP vulnerability CVE-2019-6670

Security Advisory Description vCMP hypervisors incorrectly expose the plaintext unit key for their vCMP guests on the file system. CVE-2019-6670 Impact An attacker may use this vulnerability to extract the master key of vCMP guests. Security Advisory Status F5 Product Development has assigned ID...

SUSE CVE-2012-3360

Directory traversal vulnerability in virt/disk/api.py in OpenStack Compute Nova Folsom 2012.2 and Essex 2012.1, when used over libvirt-based hypervisors, allows remote authenticated users to write arbitrary files to the disk image via a .. dot dot in the path attribute of a file element...

Ransomware Targets Outdated VMware ESXi Hypervisors: Protect Your Systems Now!

Updated on February 8, 2023 at 2:40 PM Pacific Standard Time: This article has been updated with EVALUATE Vendor-Suggested Mitigation with Policy Compliance PC Updated on February 7, 2023 at 9:05 PM Pacific Standard Time: This article has been updated with the latest information on the...