CVE-2023-3966

2024-02-2213:15:07

Debian Security Bug Tracker

security-tracker.debian.org

open vswitch

geneve packets

denial of service

netlink path

hardware offloading

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

Percentile

15.5%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allopenvswitch< 3.1.0-2+deb12u1openvswitch_3.1.0-2+deb12u1_all.deb
Debian11allopenvswitch< 2.15.0+ds1-2+deb11u5openvswitch_2.15.0+ds1-2+deb11u5_all.deb
Debian999allopenvswitch< 3.3.0-1openvswitch_3.3.0-1_all.deb
Debian13allopenvswitch< 3.3.0-1openvswitch_3.3.0-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	openvswitch	< 3.1.0-2+deb12u1	openvswitch_3.1.0-2+deb12u1_all.deb
Debian	11	all	openvswitch	< 2.15.0+ds1-2+deb11u5	openvswitch_2.15.0+ds1-2+deb11u5_all.deb
Debian	999	all	openvswitch	< 3.3.0-1	openvswitch_3.3.0-1_all.deb
Debian	13	all	openvswitch	< 3.3.0-1	openvswitch_3.3.0-1_all.deb