CVE-2023-53409
MEDIUMLinux Kernel < 5.15.100 - Use-After-Free in debugfs_lookup
Title source: llmDescription
In the Linux kernel, the following vulnerability has been resolved: drivers: base: component: 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.
References (4)
Core 4
Core References
Scores
CVSS v3
5.5
EPSS
0.0014
EPSS Percentile
3.3%
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
c654cea59dbc352fceafddd44893f3523fdcc08e - 09709a49283f79184c998d6dafcc01590e4d654d
Linux/Linux
c654cea59dbc352fceafddd44893f3523fdcc08e - 79ac2b01e033181e21cc84216ace1f4160eb8950
Linux/Linux
c654cea59dbc352fceafddd44893f3523fdcc08e - 8deb87b1e810dd558371e88ffd44339fbef27870
Linux/Linux
c654cea59dbc352fceafddd44893f3523fdcc08e - bf0fd01c7cc1061fb2cfda3e2044371642108e6c
... and 1 more
Published
Sep 18, 2025
Tracked Since
Feb 18, 2026