#VU120480 NULL pointer dereference in Linux kernel - CVE-2023-54007
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120480
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2023-54007
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vmci_host_close() function in drivers/misc/vmw_vmci/vmci_host.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/2053e93ac15519ed1f1fe6eba79a33a4963be4a3
- https://git.kernel.org/stable/c/67e35824f861a05b44b19d38e16a83f653bd9d92
- https://git.kernel.org/stable/c/770d30b1355c6c8879973dd054fca9168def182c
- https://git.kernel.org/stable/c/85b4aa4eb2e3a0da111fd0a1cdbf00f986ac6b6b
- https://git.kernel.org/stable/c/ab64bd32b9fac27ff4737d63711b9db5e5462448
- https://git.kernel.org/stable/c/ae13381da5ff0e8e084c0323c3cc0a945e43e9c7
- https://git.kernel.org/stable/c/ca0f4ad2b7a36c799213ef0a213eb977a51e03dc
- https://git.kernel.org/stable/c/d22b2a35729cb1de311cb650cd67518a24e13fc9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.28