Memory leak in Linux kernel - CVE-2023-53852
Published: December 10, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119519
CSH Severity: Low
CVSS v4.0: 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-2023-53852
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability 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_ctrl_dhchap_secret_store() function in drivers/nvme/host/core.c. A local user can perform a denial of service (DoS) attack.
How to mitigate CVE-2023-53852
Install update from vendor's repository.
Sources
- https://git.kernel.org/stable/c/2e9b141307554521d60fecf6bf1d2edc8dd0181d
- https://git.kernel.org/stable/c/6a5eda5017959541ab82c5d56bcf784b8294e298
- https://git.kernel.org/stable/c/a836ca33c5b07d34dd5347af9f64d25651d12674
- https://git.kernel.org/stable/c/c41ac086d2abaf7527a5685f9c0a1c209ab7e0aa
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.13