CVE-2022-49136

HIGH EPSS 14.3%
Published Feb 26, 20251y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set hci_cmd_sync_queue shall return an error if HCI_UNREGISTER flag has been set as that means hci_unregister_dev has been called so it will likely cause a uaf after the timeout as the hdev will be freed.

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
14.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 1

VendorProductVersionRange
linuxlinux_kernel*≥5.17  –  <5.17.3

References 2

  • git.kernel.org https://git.kernel.org/stable/c/0b94f2651f56b9e4aa5f012b0d7eb57308c773cf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1c69ef84a808676cceb69210addf5df45b741323
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0b94f2651f56b9e4aa5f012b0d7eb57308c773cf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1c69ef84a808676cceb69210addf5df45b741323
    Patch