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

2022-10-2100:00:00

CWE-119

VulDB

www.cve.org

linux kernel

bluetooth

l2cap_core.c

l2cap_conn_del

use after free

patch

critical

vdb-211944

5.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

8.9 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.9%

JSON

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.

CNA Affected

[
  {
    "vendor": "Linux",
    "product": "Kernel",
    "versions": [
      {
        "version": "n/a",
        "status": "affected"
      }
    ]
  }
]