PT-2025-37537

CVE-2023-53173

·

Published

2023-01-01

·

Updated

2026-08-23

Description by

CVSS 3.1
5.5
Medium
MetricsAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description A memory leak exists in the tty subsystem, specifically within the pcn uart driver, related to the use of the debugfs lookup() function. Failing to call dput() on the result of debugfs lookup() leads to a memory leak over time. The issue is addressed by utilizing debugfs lookup and remove(), which handles the necessary memory management logic.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Vendors
Affected products
Related identifiers
ALSA-2025_12746
ALSA-2025_12752
ALSA-2025_12753
ALSA-2025_16880
RHSA-2024:9315
RHSA-2024_9315
Found an issue in the description? Have something to add? Feel free to write us 👾