2395393 – (CVE-2022-50247) CVE-2022-50247 kernel: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq

Bug 2395393 (CVE-2022-50247) - CVE-2022-50247 kernel: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq

Summary: CVE-2022-50247 kernel: usb: xhci-mtk: fix leakage of shared hcd when fail to ...

Keywords:
Status:	NEW
Alias:	CVE-2022-50247
Product:	Security Response
Classification:	Other
Component:	vulnerability
Sub Component:
Version:	unspecified
Hardware:	All
OS:	Linux
Priority:	low
Severity:	low
Target Milestone:	---
Assignee:	Product Security DevOps Team
QA Contact:
Docs Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+	depends on / blocked

Reported:	2025-09-15 15:11 UTC by OSIDB Bzimport
Modified:	2026-06-29 19:05 UTC (History)
CC List:	2 users (show)
Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments	(Terms of Use)

Description OSIDB Bzimport 2025-09-15 15:11:21 UTC

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.

Comment 1 Jon Moroney 2025-09-15 18:17:55 UTC Comment hidden (spam)

This comment was flagged as spam, view the edit history to see the original text if required.

Note You need to log in before you can comment on or make changes to this bug.