CVE-2023-53375
kernel: Linux kernel: Memory leak in tracing error log management causes denial of service
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 18, 2025
Updated · June 30, 2026
Description
A flaw was found in the Linux kernel's tracing functionality. When a tracing instance is removed, the system fails to free the associated error logs, resulting in a memory leak. A local attacker can exploit this vulnerability by repeatedly creating and removing tracing instances, which may lead to memory exhaustion and a denial of service (DoS) on the system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-772 · Missing Release of Resource after Effective Lifetime