Bug 2267793 (CVE-2023-52524)

Summary:	CVE-2023-52524 kernel: net: nfc: llcp: Add lock when modifying device list
Product:	[Other] Security Response	Reporter:	Zack Miele <zmiele>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, allarkin, aquini, bhu, chwhite, cye, cyin, dbohanno, debarbos, dfreiber, drow, dvlasenk, esandeen, ezulian, hkrzesin, jarod, jburrell, jdenham, jfaracco, jforbes, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, ldoskova, lgoncalv, lzampier, mleitner, mmilgram, mstowell, nmurray, ptalbert, rparrazo, rrobaina, rvrbovsk, rysulliv, scweaver, sidakwo, sukulkar, tglozar, tyberry, vkumar, wcosta, williams, wmealing, ycote, ykopkova, zhijwang
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 5.4.258, kernel 5.10.198, kernel 5.15.135, kernel 6.1.57, kernel 6.5.7, kernel 6.6	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in the net:nfc:llcp component in the Linux kernel that could allow for potential data corruption when the device list is accessed and modified, as there are no locks present to avoid concurrent modifications.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2024-03-04 21:06:04 UTC	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:
Bug Blocks:	2267815

Description Zack Miele 2024-03-04 19:35:29 UTC

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

net: nfc: llcp: Add lock when modifying device list

The Linux kernel CVE team has assigned CVE-2023-52524 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024030253-CVE-2023-52524-a5e0@gregkh/T/#u

Comment 1 Alex 2024-06-09 13:24:51 UTC

The result of automatic check (that is developed by Alexander Larkin) for this CVE-2023-52524 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown (where first YES/NO value means if related sources built).