#VU116697 Memory leak in Linux kernel - CVE-2023-53649
Published: October 8, 2025 / Updated: October 27, 2025
Vulnerability identifier: #VU116697
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-2023-53649
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 evlist__free_syscall_tp_fields() function in tools/perf/builtin-trace.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/27f396f64537b1ae48d0644d7cbf0d250b3c0b33
- https://git.kernel.org/stable/c/62dd514c34be63d3d5cae1f52a7e8b96c6dd6630
- https://git.kernel.org/stable/c/7962ef13651a9163f07b530607392ea123482e8a
- https://git.kernel.org/stable/c/c3bc668581e71e7c3bc7eb1d647f25f8db222163
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.132