CVE-2023-53386

HIGH

Linux Kernel 5.7-5.10.195 - Use-After-Free in Bluetooth Key Clear Function

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.

References (6)

Core 6

Scores

CVSS v3 7.8
EPSS 0.0014
EPSS Percentile 3.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-416
Status published
Products (15)
Linux/Linux < 5.7
Linux/Linux 5.10.195 - 5.10.*
Linux/Linux 5.15.132 - 5.15.*
Linux/Linux 5.7
Linux/Linux 6.1.53 - 6.1.*
Linux/Linux 6.4.16 - 6.4.*
Linux/Linux 6.5.3 - 6.5.*
Linux/Linux 6.6
Linux/Linux d7d41682efc25d58b5bd8b80e85e3c9ce586635c - 35cc42f04bc49f0656f6840cb7451b3df6049649
Linux/Linux d7d41682efc25d58b5bd8b80e85e3c9ce586635c - 3673952cf0c6cf81b06c66a0b788abeeb02ff3ae
... and 5 more
Published Sep 18, 2025
Tracked Since Feb 18, 2026