CVE-2024-2182

Ovn: insufficient validation of bfd packets may lead to denial of service

State: Published
Severity: 6.5 Medium
Published: Mar 12, 2024
Updated: Oct 19, 2026
Reserved: Mar 5, 2024

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	redhat

Weaknesses

CWE-346 Origin Validation Error

Affected Products

Product	Versions
ovn	20.03.0 and laterAffected
Fast Datapath for Red Hat Enterprise Linux 8Red Hat	0:23.06.1-112.el8fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 8Red Hat	0:22.12.1-94.el8fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 8Red Hat	0:22.03.3-71.el8fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 8Red Hat	0:23.03.1-100.el8fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 8Red Hat	0:21.12.0-142.el8fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 9Red Hat	0:23.09.0-136.el9fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 9Red Hat	0:23.06.1-112.el9fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 9Red Hat	0:22.12.1-94.el9fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 9Red Hat	0:22.03.3-71.el9fdp and laterNot affected
Fast Datapath for Red Hat Enterprise Linux 9Red Hat	0:23.03.1-100.el9fdp and laterNot affected
Fast Datapath for RHEL 10Red Hat
Fast Datapath for RHEL 10Red Hat
Fast Datapath for RHEL 10Red Hat
Fast Datapath for RHEL 7Red Hat
Fast Datapath for RHEL 7Red Hat
Fast Datapath for RHEL 7Red Hat
Fast Datapath for RHEL 8Red Hat
Fast Datapath for RHEL 8Red Hat
Fast Datapath for RHEL 8Red Hat
Fast Datapath for RHEL 8Red Hat
Fast Datapath for RHEL 8Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Fast Datapath for RHEL 9Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenShift Container Platform 4Red Hat
Red Hat OpenStack Platform 13 (Queens)Red Hat

References

RHSA-2024:1385vendor-advisory
RHSA-2024:1386vendor-advisory
RHSA-2024:1387vendor-advisory
RHSA-2024:1388vendor-advisory
RHSA-2024:1390vendor-advisory
RHSA-2024:1391vendor-advisory
RHSA-2024:1392vendor-advisory
RHSA-2024:1393vendor-advisory
RHSA-2024:1394vendor-advisory
RHSA-2024:4035vendor-advisory
https://access.redhat.com/security/cve/CVE-2024-2182vdb-entry
RHBZ#2267840issue-tracking
https://mail.openvswitch.org/pipermail/ovs-announce/2024-March/000346.html
https://www.openwall.com/lists/oss-security/2024/03/12/5
http://www.openwall.com/lists/oss-security/2024/03/12/5
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/APR4GCVCMQD3DQUKXDNGIXCCYGE5V7IT/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CB4N522FCS4XWAPUKRWZF6QZ657FCIDF/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XRKXOOOKD56TY3JQVB45N3GCTX3EG4BV/

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