CVE-2022-49202

MEDIUM EPSS 14.9%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: add missing NULL check in h5_enqueue Syzbot hit general protection fault in __pm_runtime_resume(). The problem was in missing NULL check. hu->serdev can be NULL and we should not blindly pass &serdev->dev somewhere, since it will cause GPF.

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
14.9% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥5.15  –  <5.15.33
linuxlinux_kernel*≥5.16  –  <5.16.19
linuxlinux_kernel*≥5.17  –  <5.17.2

References 4

  • git.kernel.org https://git.kernel.org/stable/c/32cb08e958696908a9aad5e49a78d74f7e32fffb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/32cb08e958696908a9aad5e49a78d74f7e32fffb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42ab
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8
    Patch