RHEL 7 : Red Hat OpenStack Platform 10.0 (openvswitch) (RHSA-2021:2205)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2205 advisory. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Security Fixe...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

DEBIAN-CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

PYSEC-2021-136

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

Design/Logic Flaw

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

PYSEC-2021-136

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

UBUNTU-CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

CVE-2021-20267

CVE-2021-20267 affects OpenStack Neutron when using the Open vSwitch driver. The flaw resides in Neutron’s default Open vSwitch firewall rules, allowing an attacker who controls a server instance connected to the virtual switch to impersonate other IPv6 addresses, potentially causing denial of se...

CVE-2021-20267

A flaw was found in openstack-neutron's default Open vSwitch firewall rules. By sending carefully crafted packets, anyone in control of a server instance connected to the virtual switch can impersonate the IPv6 addresses of other systems on the network, resulting in denial of service or in some...

OpenStack 数据伪造问题漏洞

OpenStack is a cloud platform management program developed by the National Aeronautics and Space Administration NASA in collaboration with Rackspace in the United States. Openstack Neutron is vulnerable to a Data Forgery Issue vulnerability that stems from a flaw found in the default Open vSwitch...

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...

Important: Red Hat Security Advisory: openvswitch security update

An update for openvswitch is now available in Fast Datapath for Red Hat Enterprise Linux 7. 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...

PT-2021-8274 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.12.0-rc6+ Description: The vulnerability is related to a stack out-of-bounds read in the ip do fragment function when fragmenting IPv4 packets. This occurs when the ovs fragment function uses a temporary struc...

Moderate: Red Hat Bug Fix Advisory: openvswitch2.11 bug fix and enhancement update

An update for openvswitch2.11 is now available in Fast Datapath for Red Hat Enterprise Linux 8. Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Bug Fixes and Enhancements: Fast Datapath Release BZ1940249...

The vulnerability of the LLDP protocol implementation under Unix, Lldpd, and the Open vSwitch software multi-level switch, is related to a flaw in the resource consumption control mechanism. This vulnerability allows a perpetrator to cause a service failure.

The vulnerability of the LLDP protocol implementation under Unix, Lldpd, and the Open vSwitch software multi-level switch, is related to a bug in the resource management mechanism. Exploiting this vulnerability allows a remote attacker to cause service interruptions...

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...

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...