#VU116693 Memory leak in Linux kernel - CVE-2023-53670
Published: October 8, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116693
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-2023-53670
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 nvme_init_ctrl() function in drivers/nvme/host/core.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/2ed9a89192e3192e5fea7ff6475c8722513f325e
- https://git.kernel.org/stable/c/7237c26431cc78e5ec3259f4350f3dd58f6a4319
- https://git.kernel.org/stable/c/7ed5cf8e6d9bfb6a78d0471317edff14f0f2b4dd
- https://git.kernel.org/stable/c/e1379e067b9485e5af03399fe3f0d39bccb023ad
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.39