#VU120660 Memory leak in Linux kernel - CVE-2023-54169
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120660
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-2023-54169
CWE-ID: CWE-401
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 memory leak within the mlx5e_ptp_open() function in drivers/net/ethernet/mellanox/mlx5/core/en/ptp.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/4892e1e548b5bd6524c1c89df06e4849df26fc20
- https://git.kernel.org/stable/c/7035e3ae600c4e9cb3dc220c24dd77112ddff8b1
- https://git.kernel.org/stable/c/83a8f7337a14cdb215c76a8f4cf3f3be8b59177d
- https://git.kernel.org/stable/c/d543b649ffe58a0cb4b6948b3305069c5980a1fa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.40
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5