CVE-2023-53305

HIGH EPSS 4.6%
Published Sep 16, 20259mo ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Sep 16, 2025 9mo ago
Last Modified Jun 17, 2026 2w ago

Description

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

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
4.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel* <4.14.324
linuxlinux_kernel*≥4.15  –  <4.19.293
linuxlinux_kernel*≥4.20  –  <5.4.255
linuxlinux_kernel*≥5.5  –  <5.10.192
linuxlinux_kernel*≥5.11  –  <5.15.128
linuxlinux_kernel*≥5.16  –  <6.1.47
linuxlinux_kernel*≥6.2  –  <6.4.12

References 8

  • git.kernel.org https://git.kernel.org/stable/c/149daab45922ab1ac7f0cbeacab7251a46bf5e63
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1a40c56e8bff3e424724d78a9a6b3272dd8a371d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/255be68150291440657b2cdb09420b69441af3d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2958cf9f805b9f0bdc4a761bf6ea281eb8d44f8e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/548a6b64b3c0688f01119a6fcccceb41f8c984e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e76bab1b7afa580cd76362540fc37551ada4359b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f752a0b334bb95fe9b42ecb511e0864e2768046f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fe49aa73cca6608714477b74bfc6874b9db979df
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/149daab45922ab1ac7f0cbeacab7251a46bf5e63
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1a40c56e8bff3e424724d78a9a6b3272dd8a371d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/255be68150291440657b2cdb09420b69441af3d8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2958cf9f805b9f0bdc4a761bf6ea281eb8d44f8e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/548a6b64b3c0688f01119a6fcccceb41f8c984e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e76bab1b7afa580cd76362540fc37551ada4359b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f752a0b334bb95fe9b42ecb511e0864e2768046f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fe49aa73cca6608714477b74bfc6874b9db979df
    Patch