PT-2025-38209 · Linux+5 · Linux Kernel+5

Published 2023-01-17 · Updated 2026-03-14 · CVE-2023-53359

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV: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 when using the debugfs lookup() function in the USB subsystem. Failing to call dput() on the result of debugfs lookup() leads to a memory leak over time. The issue is addressed by using debugfs lookup and remove(), which handles the necessary logic in one step.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Leak

Improper Resource Release

Weakness Enumeration

CWE-401

CWE-404

Related Identifiers

ALSA-2025_16880

BDU:2026-04599

CESA-2023_7077

CVE-2023-53359

RHSA-2023:6583

RHSA-2023:7077

RHSA-2023_6583

RHSA-2023_7077

SUSE-SU-2025:03615-1

SUSE-SU-2025:03628-1

SUSE-SU-2025:3716-1

SUSE-SU-2025:3761-1

Affected Products

Astra Linux

Centos

Debian

Linux Kernel

Red Hat

Suse

References · 868

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53359.json · Exploit
• https://osv.dev/vulnerability/BELL-CVE-2023-53359 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53359 · Security Note
• https://git.kernel.org/stable/c/c68ece7baf2aa9783b8244482c03010d477d4a93 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53359 · Vendor Advisory
• https://git.kernel.org/stable/c/cc00340fb1226a2a3a5cf15473ac417da3c952f1 · Patch
• https://git.kernel.org/stable/c/30374434edab20e25776f8ecb4bc9d1e54309487 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53359 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-53359 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-53359 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03615-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53359 · Security Note
• https://git.kernel.org/stable/c/6683327b51a601daba32900072349dfa1d4e8fea · Patch
• https://osv.dev/vulnerability/CVE-2023-53359 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03628-1 · Vendor Advisory