Bug 2300519 (CVE-2024-42081)

Summary:	CVE-2024-42081 kernel: drm/xe/xe_devcoredump: Check NULL before assignments
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	dfreiber, drow, jburrell, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 6.9.8, kernel 6.10	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:	2301720
Bug Blocks:

Description OSIDB Bzimport 2024-07-29 16:29:20 UTC

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

drm/xe/xe_devcoredump: Check NULL before assignments

Assign 'xe_devcoredump_snapshot *' and 'xe_device *' only if
'coredump' is not NULL.

v2
- Fix commit messages.

v3
- Define variables before code.(Ashutosh/Jose)

v4
- Drop return check for coredump_to_xe. (Jose/Rodrigo)

v5
- Modify misleading commit message. (Matt)

Comment 1 Mauro Matteo Cascella 2024-07-30 17:03:18 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024072955-CVE-2024-42081-f144@gregkh/T

Comment 2 Mauro Matteo Cascella 2024-07-30 17:03:39 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2301720]