CVE-2023-3966

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-3966
A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/security/cve/CVE-2023-3966 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2178363 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ Mailing List
https://access.redhat.com/security/cve/CVE-2023-3966 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2178363 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ Mailing List
Configurations

Configuration 1 (hide)

cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
History

16 May 2025, 14:17

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/CVE-2023-3966 - () https://access.redhat.com/security/cve/CVE-2023-3966 - Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2178363 - () https://bugzilla.redhat.com/show_bug.cgi?id=2178363 - Third Party Advisory
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ - Mailing List
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ - Mailing List
First Time Fedoraproject
Openvswitch
Openvswitch openvswitch
Fedoraproject fedora
CPE cpe:2.3:a:openvswitch:openvswitch:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*

21 Nov 2024, 08:18

Type Values Removed Values Added
References () https://access.redhat.com/security/cve/CVE-2023-3966 - () https://access.redhat.com/security/cve/CVE-2023-3966 -
References () https://bugzilla.redhat.com/show_bug.cgi?id=2178363 - () https://bugzilla.redhat.com/show_bug.cgi?id=2178363 -
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ -
References () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ - () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ -

23 Mar 2024, 03:15

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LFZADABUDOFI2KZIRQBYFZCIKH55RGY3/ -

16 Mar 2024, 02:15

Type Values Removed Values Added
References
  • () https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VYYUBF6OW2JG7VOFEOROHXGSJCTES3QO/ -
Summary
  • (es) Se encontró una falla en Open vSwitch donde varias versiones son vulnerables a paquetes Geneve manipulados, lo que puede resultar en una denegación de servicio y accesos a memoria no válidos. Para desencadenar este problema es necesario que la descarga de hardware a través de la ruta de enlace de red esté habilitada.

22 Feb 2024, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-02-22 13:15

Updated : 2025-05-16 14:17

NVD link : CVE-2023-3966

Mitre link : CVE-2023-3966

CVE.ORG link : CVE-2023-3966

JSON object : View

Products Affected

openvswitch

  • openvswitch

fedoraproject

  • fedora
CWE
CWE-248

Uncaught Exception