#VU119274 Memory leak in Linux kernel - CVE-2023-53746
Published: December 8, 2025 / Updated: December 12, 2025
Vulnerability identifier: #VU119274
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-2023-53746
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 vfio_ap_queue_dev_remove() function in drivers/s390/crypto/vfio_ap_drv.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/5195de1d5f66b276683240a896783f7f43c4f664
- https://git.kernel.org/stable/c/6a40fda14b4be3e38f03cc42ffd4efbc64fb3e67
- https://git.kernel.org/stable/c/7b6a02f5bf15931464c79dfd487c57f76aae3496
- https://git.kernel.org/stable/c/8f8cf767589f2131ae5d40f3758429095c701c84
- https://git.kernel.org/stable/c/aa2bff25e9bb10c935c7ffe3d5f5975bdccb1749
- https://git.kernel.org/stable/c/ee17dea3072dec0bc34399a32fa884e26342e4ea
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.177