Bug 2266207 (CVE-2023-52465)

Summary:	CVE-2023-52465 kernel: null pointer dereference in smb2_probe
Product:	[Other] Security Response	Reporter:	Rohit Keshri <rkeshri>
Component:	vulnerability	Assignee:	Product Security <prodsec-ir-bot>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
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, sukulkar, tglozar, tyberry, vkumar, wcosta, williams, wmealing, ycote, ykopkova, zhijwang
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A NULL pointer flaw was found in the Linux kernel. In this flaw, devm_kasprintf and devm_kzalloc return a pointer to dynamically allocated memory, which can be NULL upon failure.	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:	2266209
Bug Blocks:	2266208

Description Rohit Keshri 2024-02-27 04:44:17 UTC

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

power: supply: Fix null pointer dereference in smb2_probe

devm_kasprintf and devm_kzalloc return a pointer to dynamically
allocated memory which can be NULL upon failure.

https://git.kernel.org/stable/c/88f04bc3e737155e13caddf0ba8ed19db87f0212
https://git.kernel.org/stable/c/bd3d2ec447ede9da822addf3960a5f4275e3ae76
https://git.kernel.org/stable/c/e2717302fbc20f148bcda362facee0444b949a3a

Comment 1 Rohit Keshri 2024-02-27 05:01:01 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2266209]

Comment 3 Justin M. Forbes 2024-02-27 19:20:27 UTC

This was fixed for Fedora with the 6.6.14 stable kernel updates.

Comment 6 Alex 2024-06-09 13:38:20 UTC

The result of automatic check (that is developed by Alexander Larkin) for this CVE-2023-52465 is: 	SKIP	No affected files built, so skip this CVE	NO			-	-	unknown (where first YES/NO value means if related sources built).