The vulnerability of the `ofproto_rule_insert__()` function in the Open vSwitch software multi-level switch allows a attacker to cause a service failure.

The vulnerability of the ofprotoruleinsert function in the microprogramming-based software for programmable multi-level switches called Open vSwitch OvS is related to errors in rule checking during flow processing. Exploiting this vulnerability could allow a malicious actor to cause service...

CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

Design/Logic Flaw

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

UBUNTU-CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

PYSEC-2019-189

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

CVE-2019-10876

CVE-2019-10876 affects OpenStack Neutron: versions 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with overlapping port ranges, an authenticated user can trigger an Open vSwitch firewall KeyError, preventing Neutron from configuring networks on com...

CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

CVE-2019-10876

An issue was discovered in OpenStack Neutron 11.x before 11.0.7, 12.x before 12.0.6, and 13.x before 13.0.3. By creating two security groups with separate/overlapping port ranges, an authenticated user may prevent Neutron from being able to configure networks on any compute nodes where those...

The vulnerability of the parse_group_prop_ntr_selection_method method in the Open vSwitch software multi-level switch allows a attacker to cause a service failure.

The vulnerability of the parsegrouppropntrselectionmethod method lib/ofp-util.c in the Open vSwitch OvS software multi-level switch exists due to insufficient validation of input data. Exploiting this vulnerability could allow a malicious actor to cause service interruptions remotely...

Ubuntu 16.04 LTS / 18.04 LTS : Open vSwitch vulnerabilities (USN-3873-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3873-1 advisory. It was discovered that Open vSwitch incorrectly decoded certain packets. A remote attacker could possibly use this issue to cause Open vSwitc...

USN-3873-1 openvswitch vulnerabilities

It was discovered that Open vSwitch incorrectly decoded certain packets. A remote attacker could possibly use this issue to cause Open vSwitch to crash, resulting in a denial of service. CVE-2018-17204 It was discovered that Open vSwitch incorrectly handled processing certain flows. A remote...

USN-3873-1: Open vSwitch vulnerabilities

It was discovered that Open vSwitch incorrectly decoded certain packets. A remote attacker could possibly use this issue to cause Open vSwitch to crash, resulting in a denial of service. CVE-2018-17204 It was discovered that Open vSwitch incorrectly handled processing certain flows. A remote...

openvswitch: Error during bundle commit in ofproto/ofproto.c:ofproto_rule_insert__() allows for crash

An issue was discovered in Open vSwitch OvS, 2.7.x through 2.7.6, 2.8.x through 2.8.4, and 2.9.x through 2.9.2, where the ofprotoruleinsert function inside ofproto/ofproto.c is affected by an assertion failure under certain circumstances. A specially crafted flow update applied using the bundling...

openvswitch: Error during bundle commit in ofproto/ofproto.c:ofproto_rule_insert__() allows for crash

An issue was discovered in Open vSwitch OvS, 2.7.x through 2.7.6, 2.8.x through 2.8.4, and 2.9.x through 2.9.2, where the ofprotoruleinsert function inside ofproto/ofproto.c is affected by an assertion failure under certain circumstances. A specially crafted flow update applied using the bundling...

openvswitch: Buffer over-read in lib/ofp-actions.c:decode_bundle()

An issue was discovered in Open vSwitch OvS 2.5.x through 2.5.5, 2.6.x through 2.6.3, 2.7.x through 2.7.6, 2.8.x through 2.8.4, and 2.9.x through 2.9.2 where the decodebundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding. A specially craft...

Integer Underflow

ovs is vulnerable to integer underflows. The library does not properly check memory size in the ofputilpullqueuegetconfigreply10 function in lib\ofp-util.c, causing an integer underflow that can crash the application or overwrite memory...

openvswitch: Mishandle of group mods in lib/ofp-util.c:parse_group_prop_ntr_selection_method() allows for assertion failure

An issue was discovered in Open vSwitch OvS, 2.4.x through 2.4.1, 2.5.x through 2.5.5, 2.6.x through 2.6.3, 2.7.x through 2.7.6, 2.8.x through 2.8.4, and2.9.x through 2.9.2, affecting the parsegrouppropntrselectionmethod in lib/ofp-util.c. On controllers with the OpenFlow 1.5 decoder enabled, a...

Moderate: Red Hat Security Advisory: openvswitch security, bug fix, and enhancement update

An update for openvswitch is now available for Fast Datapath for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...