Bug 2300425 (CVE-2024-41052)

Summary:	CVE-2024-41052 kernel: vfio/pci: Init the count variable in collecting hot-reset devices
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:	kernel 6.6.41, kernel 6.9.10	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:
Bug Depends On:	2301584
Bug Blocks:

Description OSIDB Bzimport 2024-07-29 15:40:55 UTC

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

vfio/pci: Init the count variable in collecting hot-reset devices

The count variable is used without initialization, it results in mistakes
in the device counting and crashes the userspace if the get hot reset info
path is triggered.

Comment 1 Mauro Matteo Cascella 2024-07-30 10:31:00 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024072927-CVE-2024-41052-1a10@gregkh/T

Comment 2 Mauro Matteo Cascella 2024-07-30 10:31:21 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2301584]