#VU120456 NULL pointer dereference in Linux kernel - CVE-2023-54058
Published: December 26, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120456
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-2023-54058
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 ffa_device_remove() function in drivers/firmware/arm_ffa/bus.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/48399c297c46b4c8e77ebcf071bb586a42d0ca4e
- https://git.kernel.org/stable/c/6a26c62625c59b8dd7f52c518cb4f60a63470a0e
- https://git.kernel.org/stable/c/ad73dc7263ea90302d6c7eeb7e9f7cbcfa0b0617
- https://git.kernel.org/stable/c/b71b55248a580e9c9befc4ae060539f1f8e477da
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.114
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4