CVE-2023-53305

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

16/09/2025

Last modified:

14/01/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> Bluetooth: L2CAP: Fix use-after-free<br /> <br /> Fix potential use-after-free in l2cap_le_command_rej.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::		4.14.324 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.15 (including)	4.19.293 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.255 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.192 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.128 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.47 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.4.12 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-53305

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools