#VU116485 Memory leak in Linux kernel - CVE-2023-53593
Published: October 4, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116485
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-2023-53593
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 cifs_readpage_worker() function in fs/cifs/file.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/4259dd534245579c966c53c15187cc8e9461d6e9
- https://git.kernel.org/stable/c/5a87735675147f848445f05fd1f06168188f91af
- https://git.kernel.org/stable/c/69513dd669e243928f7450893190915a88f84a2b
- https://git.kernel.org/stable/c/6e74926ede96470be84e66a1c576982fe4f8ea79
- https://git.kernel.org/stable/c/7a9fb689c1a1dc373887621a3bfa3810df0abde4
- https://git.kernel.org/stable/c/961f7ce16223aee2db583a43877d84e6d1f2b857
- https://git.kernel.org/stable/c/9e725386d4262ef23ae51993f04602bc535b5be2
- https://git.kernel.org/stable/c/c3ac8323f2f5b50e32681c254b8318f7fa2dc3f4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.324