#VU86295 Out-of-bounds read in Open vSwitch - CVE-2023-3966
Published: February 9, 2024 / Updated: February 9, 2024
Vulnerability identifier: #VU86295
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-3966
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Open vSwitch
Open vSwitch
Software vendor:
openvswitch.org
openvswitch.org
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition when handling Geneve packets. A remote attacker can send specially crafted Geneve packets with HF offload to the system, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.