CVE-2022-50247
usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq
Description
In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set the @shared_hcd to NULL before decrease the usage count by usb_put_hcd(), this will cause the shared hcd not released.
INFO
Published Date :
Sept. 15, 2025, 2:15 p.m.
Last Modified :
Nov. 24, 2025, 7:57 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the Linux kernel to the patched version.
- Ensure shared HCD resources are correctly managed.
- Verify resource cleanup after suspend/resume operations.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-50247.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-50247 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-50247
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-50247 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-50247 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Nov. 24, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-401 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.0.16 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.1 up to (excluding) 6.1.2 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.13 up to (excluding) 5.15.86 Added Reference Type kernel.org: https://git.kernel.org/stable/c/03a88b0bafbe3f548729d970d8366f48718c9b19 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/05680a91ae60ddd0319e6618456f0883b5dd765d Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/c8e7463844888dc8344bbb9cbad88cdce9cb8077 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/ffb14aac2658873050671198543b9b8194149c14 Types: Patch -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 15, 2025
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set the @shared_hcd to NULL before decrease the usage count by usb_put_hcd(), this will cause the shared hcd not released. Added Reference https://git.kernel.org/stable/c/03a88b0bafbe3f548729d970d8366f48718c9b19 Added Reference https://git.kernel.org/stable/c/05680a91ae60ddd0319e6618456f0883b5dd765d Added Reference https://git.kernel.org/stable/c/c8e7463844888dc8344bbb9cbad88cdce9cb8077 Added Reference https://git.kernel.org/stable/c/ffb14aac2658873050671198543b9b8194149c14