CVE-2023-53017

MEDIUM EPSS 4.4%
Published Mar 27, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Mar 27, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: fix memory leak in hci_update_adv_data() When hci_cmd_sync_queue() failed in hci_update_adv_data(), inst_ptr is not freed, which will cause memory leak, convert to use ERR_PTR/PTR_ERR to pass the instance to callback so no memory needs to be allocated.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥6.0  –  <6.1.9
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any

References 2

  • git.kernel.org https://git.kernel.org/stable/c/1ed8b37cbaf14574c779064ef1372af62e8ba6aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ac6043bd3e5b58d30f50737aedc2e58e8087ad5
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1ed8b37cbaf14574c779064ef1372af62e8ba6aa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ac6043bd3e5b58d30f50737aedc2e58e8087ad5
    Patch