Check Point Advisories

Linux Kernel Use After Free (CVE-2025-37924)

Vulnerability
Protection

Check Point Reference:	CPAI-2025-0589
Date Published:	27 Jul 2025
Severity:	High
Last Updated:	Sunday 27 July, 2025
Source:
Industry Reference:	CVE-2025-37924
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Linux Kernel prior to v6.1.138 Linux Kernel prior to v6.12.28 Linux Kernel prior to v6.14.6 Linux Kernel prior to v6.15-rc5 Linux Kernel prior to v6.6.90
Vulnerability Description	A use-after-free vulnerability exists in Linux Kernel. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on 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 Use After Free (CVE-2025-37924) 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 Use After Free (CVE-2025-37924)