CVE-2023-53359

MEDIUM

Linux Kernel - Use-After-Free via debugfs_lookup() Memory Leak

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: USB: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler, just call debugfs_lookup_and_remove() instead which handles all of the logic at once.

Scores

CVSS v3 5.5
EPSS 0.0018
EPSS Percentile 7.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (11)
Linux/Linux < 5.13
Linux/Linux 5.13
Linux/Linux 5.15.100 - 5.15.*
Linux/Linux 6.1.18 - 6.1.*
Linux/Linux 6.2.5 - 6.2.*
Linux/Linux 6.3
Linux/Linux 9c174b57c98e78310a15cf9808cf417fa4a65d9b - 30374434edab20e25776f8ecb4bc9d1e54309487
Linux/Linux 9c174b57c98e78310a15cf9808cf417fa4a65d9b - 6683327b51a601daba32900072349dfa1d4e8fea
Linux/Linux 9c174b57c98e78310a15cf9808cf417fa4a65d9b - c68ece7baf2aa9783b8244482c03010d477d4a93
Linux/Linux 9c174b57c98e78310a15cf9808cf417fa4a65d9b - cc00340fb1226a2a3a5cf15473ac417da3c952f1
... and 1 more
Published Sep 17, 2025
Tracked Since Feb 18, 2026