Bug 2335899 (CVE-2024-56757)

Summary:	CVE-2024-56757 kernel: Bluetooth: btusb: mediatek: add intf release flow when usb disconnect
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dfreiber, drow, jburrell, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description OSIDB Bzimport 2025-01-06 17:01:52 UTC

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: btusb: mediatek: add intf release flow when usb disconnect

MediaTek claim an special usb intr interface for ISO data transmission.
The interface need to be released before unregistering hci device when
usb disconnect. Removing BT usb dongle without properly releasing the
interface may cause Kernel panic while unregister hci device.

Comment 1 Robb Gatica 2025-01-06 18:28:30 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025010651-CVE-2024-56757-c26b@gregkh/T

Comment 3 errata-xmlrpc 2025-05-13 08:38:04 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2025:6966 https://access.redhat.com/errata/RHSA-2025:6966