CVE-2024-2182Ovn: insufficient validation of bfd packets may lead to denial of service
Updated under an hour ago ()
Does this affect you?
It affects Red Hat Fast Datapath for Red Hat Enterprise Linux 8 and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
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.
- CVSS
- 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-346
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- redhat
- NVD analysis
- Deferred
- Record last updated
- Oct 19, 2026
- First seen by InfoSec Signals
- Oct 19, 2026
Affected products
Red Hat Fast Datapath for Red Hat Enterprise Linux 8 redhat:enterprise_linux | from 0:23.06.1-112.el8fdp not affected | CNA record |
Red Hat Red Hat OpenShift Container Platform 4 redhat:openshift | 4 | CNA record |
Red Hat Red Hat OpenStack Platform 13 (Queens) redhat:openstack | 13 | CNA record |
References
- https://access.redhat.com/errata/RHSA-2024:1385vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1386vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1387vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1388vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1390vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1391vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1392vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1393vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:1394vendor-advisory, x-refsource-redhat
- https://access.redhat.com/errata/RHSA-2024:4035vendor-advisory, x-refsource-redhat
- https://access.redhat.com/security/cve/CVE-2024-2182vdb-entry, x-refsource-redhat
- https://bugzilla.redhat.com/show_bug.cgi?id=2267840issue-tracking, x-refsource-redhat
- 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/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.