openSUSE Security Update : dpdk (openSUSE-2018-1484)

This update for dpdk to version 16.11.8 provides the following security fix : - CVE-2018-1059: restrict untrusted guest to misuse virtio to corrupt host application ovs-dpdk memory which could have lead all VM to lose connectivity bsc1089638 and following non-security fixes : - Enable the broadco...

SUSE SLES12 Security Update : dpdk (SUSE-SU-2018:3923-1)

This update for dpdk to version 16.11.8 provides the following security fix : CVE-2018-1059: restrict untrusted guest to misuse virtio to corrupt host application ovs-dpdk memory which could have lead all VM to lose connectivity bsc1089638 and following non-security fixes: Enable the broadcom...

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...

openvswitch/odp_target: Heap-buffer-overflow in parse_odp_key_mask_attr

Project: https://github.com/openvswitch/ovs.git Detailed report: https://oss-fuzz.com/testcase?key=5634259050561536 Project: openvswitch Fuzzer: aflopenvswitchodptarget Fuzz target binary: odptarget Job Type: aflasanopenvswitch Platform Id: linux Crash Type: Heap-buffer-overflow READ 1 Crash...

CVE-2018-17204

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6, affecting parsegrouppropntrselectionmethod in lib/ofp-util.c. When decoding a group mod, it validates the group type and command after the whole group mod has been decoded. The OF1.5 decoder, however, tries to use the type and comma...

CVE-2018-17205

Open vSwitch CVE-2018-17205 affects 2.7.x–2.7.6 in the bundle commit path (ofproto_rule_insert__) where, if a flow fails to be added, OvS reverts previous flows from the same bundle. While reinserting old flows, an assertion failure on rule state != RULE_INITIALIZED occurs because the old flow st...

CVE-2018-17204

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6, affecting parsegrouppropntrselectionmethod in lib/ofp-util.c. When decoding a group mod, it validates the group type and command after the whole group mod has been decoded. The OF1.5 decoder, however, tries to use the type and comma...

CVE-2018-17204

Open vSwitch (OVS) 2.7.x–2.7.6 is affected by CVE-2018-17204 due to a logic error in parse_group_prop_ntr_selection_method within lib/ofp-util.c. During decoding of a group mod, the code validates the group type/command only after the full group mod is parsed, but the OpenFlow 1.5 decoder may use...

CVE-2018-17205

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6, affecting ofprotoruleinsert in ofproto/ofproto.c. During bundle commit, flows that are added in a bundle are applied to ofproto in order. If a flow cannot be added e.g., the flow action is a go-to for a group id that does not exist,...

CVE-2018-17204

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6, affecting parsegrouppropntrselectionmethod in lib/ofp-util.c. When decoding a group mod, it validates the group type and command after the whole group mod has been decoded. The OF1.5 decoder, however, tries to use the type and comma...

CVE-2018-17206

Open vSwitch 2.7.x–2.7.6 contains a buffer over-read in the decode_bundle function (lib/ofp-actions.c) during BUNDLE action decoding, classified as CVE-2018-17206. The issue is documented in multiple advisories (e.g., RHSA/RHSA-like entries) and Debian/DLA disclosures; exploitation details and ex...

CVE-2018-17206

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6. The decodebundle function inside lib/ofp-actions.c is affected by a buffer over-read issue during BUNDLE action decoding...

CVE-2018-17204

An issue was discovered in Open vSwitch OvS 2.7.x through 2.7.6, affecting parsegrouppropntrselectionmethod in lib/ofp-util.c. When decoding a group mod, it validates the group type and command after the whole group mod has been decoded. The OF1.5 decoder, however, tries to use the type and comma...

Information Disclosure

neutron is vulnerable to information disclosure. The Agent OVS interface adds ports without a VLAN tag. This allows a port to become a trunk port and receive traffic from external networks or any other ports sending traffic on br-int, if the neutron-openvswitch-agent fails to set the VLAN tag...

CVE-2018-10885

In atomic-openshift before version 3.10.9 a malicious network-policy configuration can cause Openshift Routing to crash when using ovs-networkpolicy plugin. An attacker can use this flaw to cause a Denial of Service DoS attack on an Openshift 3.9, or 3.7 Cluster...

CVE-2018-10885

In atomic-openshift before version 3.10.9 a malicious network-policy configuration can cause Openshift Routing to crash when using ovs-networkpolicy plugin. An attacker can use this flaw to cause a Denial of Service DoS attack on an Openshift 3.9, or 3.7 Cluster...

CVE-2018-10885

A malicious network-policy configuration can cause Openshift Routing to crash when using ovs-networkpolicy plugin. An attacker can use this flaw to cause a Denial of Service DoS attack on an Openshift 3.7 or 3.9 Cluster. Mitigation Use an alternative plugin such as ovs-subnet, or ovs-multitentant...

CVE-2017-14970

In lib/ofp-util.c in Open vSwitch OvS before 2.8.1, there are multiple memory leaks while parsing malformed OpenFlow group mod messages. NOTE: the vendor disputes the relevance of this report, stating "it can only be triggered by an OpenFlow controller, but OpenFlow controllers have much more...

CVE-2017-14970

Open vSwitch contains CVE-2017-14970: memory leaks in lib/ofp-util.c when parsing malformed OpenFlow group mod messages. Documentation across multiple sources confirms affected product Open vSwitch, with fixes implemented in Open vSwitch 2.8.1 (or newer per update advisories). The vendor dispute ...

Buffer Over-Read

ovs is vulnerable to buffer over-reads. The library does not check if the message length was in the specified range before reading it in the ofputilpullofp15groupmod function in lib/ofp-util.c. This can allow a malicious user to cause a buffer over-read which can cause the application to crash or...