Check Point Advisories

Linux Kernel Information Disclosure (CVE-2023-3867)

Vulnerability
Protection

Check Point Reference:	CPAI-2023-1411
Date Published:	20 Oct 2024
Severity:	Medium
Last Updated:	Sunday 20 October, 2024
Source:
Industry Reference:	CVE-2023-3867
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Linux Kernel prior to 5.15.61 Linux Kernel prior to 5.18.18 Linux Kernel prior to 5.19.2
Vulnerability Description	An information disclosure vulnerability exists in Linux Kernel. Successful exploitation of the vulnerability can result in information disclosed.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

In the IPS tab, click Protections and find the Linux Kernel Information Disclosure (CVE-2023-3867) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Content Protection Violation.
Attack Information: Linux Kernel Information Disclosure (CVE-2023-3867)