CVE-2022-3640 MEDIUM

CVE-2022-3640: Linux Kernel Bluetooth l2cap_core.c l2cap_conn_del use after free

Vendor Linux
Product Kernel
Weakness CWE-119
Published October 21, 2022
Last update August 3, 2024
View on NVD All CVEs

CVSS base score

5.5/10
Attack vector Adjacent
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

What the vulnerability does

01Description

A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944.

Key dates

02Disclosure timeline

October 21, 2022 CVE published
August 3, 2024 Record updated