Check Point Advisories

Linux Kernel Privilege Escalation (CVE-2022-0847)

Vulnerability
Protection

Check Point Reference:	CPAI-2022-0778
Date Published:	31 Oct 2022
Severity:	High
Last Updated:	Thursday 23 February, 2023
Source:
Industry Reference:	CVE-2022-0847
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Linux Kernel from 5.8 up to (excluding) 5.10.102 Linux Kernel from 5.15 up to (excluding) 5.15.25
Vulnerability Description	A privilege escalation vulnerability exists in Linux Kernel. Successful exploitation of this vulnerability would allow a remote attacker to gain unauthorized access to the affected system.

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 Privilege Escalation (CVE-2022-0847) 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 Privilege Escalation (CVE-2022-0847)