Linux Distros Unpatched Vulnerability : CVE-2017-9265

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Open vSwitch OvS v2.7.0, there is a buffer over-read while parsing the group mod OpenFlow message sent from the controller in lib/ofp-util.c in the function...

Linux Distros Unpatched Vulnerability : CVE-2017-9263

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Open vSwitch OvS 2.7.0, while parsing an OpenFlow role status message, there is a call to the abort function for undefined role status reasons in the functio...

Linux Distros Unpatched Vulnerability : CVE-2017-9214

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In Open vSwitch OvS 2.7.0, while parsing an OFPTQUEUEGETCONFIGREPLY type OFP 1.0 message, there is a buffer over-read that is caused by an unsigned integer...

Linux Distros Unpatched Vulnerability : CVE-2019-25076

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The TSS Tuple Space Search algorithm in Open vSwitch 2.x through 2.17.2 and 3.0.0 allows remote attackers to cause a denial of service delays of legitimate...

SUSE CVE-2025-21761

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

AZL-59058 CVE-2025-21761 affecting package kernel for versions less than 5.15.180.1-1

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

CVE-2025-21761 openvswitch: use RCU protection in ovs_vport_cmd_fill_info()

In the Linux kernel, the following vulnerability has been resolved: openvswitch: use RCU protection in ovsvportcmdfillinfo ovsvportcmdfillinfo can be called without RTNL or RCU. Use RCU protection and devnetrcu to avoid potential UAF...

CVE-2022-49086 net: openvswitch: fix leak of nested actions

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix leak of nested actions While parsing user-provided actions, openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. So this memory has to be freed while...

Release Information for Proxmox Virtual Environment Plug-In v12.1.3.217

Update: 2025-03-19 Consider the following regarding the Proxmox Virtual Environment Plug-In: The Plug-in build on this page, 12.1.3.217, is included automatically when upgrading to or installing Veeam Backup & Replication 12.3.1. The Plug-in only needs to be manually deployed by customers still...

UBUNTU-CVE-2025-21681

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix lockup on tx to unregistering netdev with carrier Commit in a fixes tag attempted to fix the issue in the following sequence of calls: dooutput - ovsvportsend - devqueuexmit - devqueuexmit - netdevcorepicktx -...

CVE-2025-21681

In the Linux kernel, the following vulnerability has been resolved: openvswitch: fix lockup on tx to unregistering netdev with carrier Commit in a fixes tag attempted to fix the issue in the following sequence of calls: dooutput - ovsvportsend - devqueuexmit - devqueuexmit - netdevcorepicktx -...

Advisory ROSA-SA-2025-2664

software: openvswitch 2.17.8 OS: ROSA-CHROME packageevrstring: openvswitch-2.17.8 CVE-ID: CVE-2023-5366 BDU-ID: 2024-03244 CVE-Crit: MEDIUM CVE-DESC.: A vulnerability in the Open vSwitch OvS software tiered switch is related to insufficient data authentication. Exploitation of the vulnerability...

Hotfix XS82ECU1081 - For Citrix Hypervisor 8.2 Cumulative Update 1

Who Should Install This Hotfix? This is a hotfix for customers running Citrix Hypervisor 8.2 Cumulative Update 1 and is only available to customers on theCustomer Success Servicesprogram. Note: Citrix Hypervisor 8.2 Cumulative Update 1 reaches end of life on Jun 25, 2025. Upgrade toXenServer...

kernel: stack overflow problem in Open vSwitch kernel module leading to DoS

A vulnerability was reported in the Open vSwitch sub-component in the Linux Kernel. The flaw occurs when a recursive operation of code push recursively calls into the code block. The OVS module does not validate the stack depth, pushing too many frames and causing a stack overflow. As a result,...

lldp/openvswitch: denial of service via externally triggered memory leak

A flaw was found in multiple versions of Open vSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability...

RHEL 7 : openvswitch (RHSA-2017:2665)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2017:2665 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic...

RHEL 7 : openvswitch (RHSA-2017:2698)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2017:2698 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic...

RHEL 7 : openvswitch (RHSA-2017:2553)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2017:2553 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic...

RHEL 7 : openvswitch (RHSA-2017:2727)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2017:2727 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic...

kernel: net: openvswitch: fix overwriting ct original tuple for ICMPv6

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix overwriting ct original tuple for ICMPv6 OVSPACKETCMDEXECUTE has 3 main attributes: - OVSPACKETATTRKEY - Packet metadata in a netlink format. - OVSPACKETATTRPACKET - Binary packet content. -...