CVE-2023-53417

MEDIUM

Linux Kernel - Use-After-Free in USB sl811 DebugFS Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: USB: sl811: 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 0.0014
EPSS Percentile 3.4%
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 82d4afcfa9b507c983bb261ad1d6d13cb52d6e06 - 04fdfec7b0286972cb5457ef958c92585447a39f
Linux/Linux 82d4afcfa9b507c983bb261ad1d6d13cb52d6e06 - 54166af8941d0cf46b65cfa2fbce76e38d82fadf
Linux/Linux 82d4afcfa9b507c983bb261ad1d6d13cb52d6e06 - bb4d5eefb67095d7c3b70b08498b23b7f2895f76
Linux/Linux 82d4afcfa9b507c983bb261ad1d6d13cb52d6e06 - e1523c4dbc54e164638ff8729d511cf91e27be04
... and 1 more
Published Sep 18, 2025
Tracked Since Feb 18, 2026