Bug 2301487 (CVE-2024-42122)

Summary:	CVE-2024-42122 kernel: drm/amd/display: Add NULL pointer check for kzalloc
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 6.9.9, kernel 6.10	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in the AMD graphic support in the Linux kernel. Multiple unchecked return values from memory allocation functions can cause a NULL pointer dereference, possibly resulting in a denial of service.	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:	2301789
Bug Blocks:

Description OSIDB Bzimport 2024-07-30 08:33:36 UTC

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

drm/amd/display: Add NULL pointer check for kzalloc

[Why & How]
Check return pointer of kzalloc before using it.

Comment 1 Mauro Matteo Cascella 2024-07-30 19:17:10 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024073025-CVE-2024-42122-2f70@gregkh/T

Comment 2 Mauro Matteo Cascella 2024-07-30 19:17:29 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2301789]