VulnerabilityDeferred
CVE-2024-2182
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.
MEDIUM 6.5EPSS 0.78%
Does this matter?
Lower severity and a low EPSS score (0.78%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.78% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-346
- Source
- secalert@redhat.com
References
- https://access.redhat.com/errata/RHSA-2024:1385
- https://access.redhat.com/errata/RHSA-2024:1386
- https://access.redhat.com/errata/RHSA-2024:1387
- https://access.redhat.com/errata/RHSA-2024:1388
- https://access.redhat.com/errata/RHSA-2024:1390
- https://access.redhat.com/errata/RHSA-2024:1391
- https://access.redhat.com/errata/RHSA-2024:1392
- https://access.redhat.com/errata/RHSA-2024:1393
- https://access.redhat.com/errata/RHSA-2024:1394
- https://access.redhat.com/errata/RHSA-2024:4035
- https://access.redhat.com/security/cve/CVE-2024-2182
- https://bugzilla.redhat.com/show_bug.cgi?id=2267840
- 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://access.redhat.com/errata/RHSA-2024:1385
- https://access.redhat.com/errata/RHSA-2024:1386
- https://access.redhat.com/errata/RHSA-2024:1387
- https://access.redhat.com/errata/RHSA-2024:1388
- https://access.redhat.com/errata/RHSA-2024:1390
- https://access.redhat.com/errata/RHSA-2024:1391
- https://access.redhat.com/errata/RHSA-2024:1392
- https://access.redhat.com/errata/RHSA-2024:1393
- https://access.redhat.com/errata/RHSA-2024:1394
- https://access.redhat.com/errata/RHSA-2024:4035
- https://access.redhat.com/security/cve/CVE-2024-2182
- https://bugzilla.redhat.com/show_bug.cgi?id=2267840
- 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/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.