#VU117546 Memory leak in Linux kernel - CVE-2023-53719
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117546
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-2023-53719
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 arc_serial_probe() function in drivers/tty/serial/arc_uart.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/081790eee6b47389a0d895262086d64c6a38d6e5
- https://git.kernel.org/stable/c/153017561d2804cfae87cc9aa377aa84dd906ae1
- https://git.kernel.org/stable/c/3f00df24a5021a6f02c1830a290acd4bceb22a2d
- https://git.kernel.org/stable/c/40a462313ba4f337a2b419e7fb4a670f3dd95e14
- https://git.kernel.org/stable/c/7525aa211758cc023a371e010d16ceaae1057807
- https://git.kernel.org/stable/c/8ab5fc55d7f65d58a3c3aeadf11bdf60267cd2bd
- https://git.kernel.org/stable/c/f76a18e53a66c0ef2938276110717b3805720cd9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.113