Bug 2168174 (CVE-2022-3541)

Summary:	CVE-2022-3541 kernel: use after free bug in spl2sw_nvmem_get_mac_address
Product:	[Other] Security Response	Reporter:	Alex <allarkin>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, arachman, bhu, chwhite, crwood, ddepaula, debarbos, dfreiber, dhoward, dvlasenk, ezulian, fhrbata, hkrzesin, jarod, jburrell, jfaracco, jferlan, jforbes, jlelli, joe.lawrence, jpoimboe, jshortt, jstancek, jwyatt, kcarcia, kernel-mgr, kpatch-maint, lgoncalv, lleshchi, lveyde, lzampier, michal.skrivanek, mperina, nmurray, ptalbert, qzhao, rhandlin, rogbas, rvrbovsk, sbonazzo, scweaver, tyberry, vkumar, walters, williams, ycote
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	Kernel 6.1 RC1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-02-12 03:09:32 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:	2168171

Description Alex 2023-02-08 11:36:08 UTC

A vulnerability was found in spl2sw_nvmem_get_mac_address in drivers/net/ethernet/sunplus/spl2sw_driver.c in the Linux Kernel. The manipulation leads to use after free.

Reference:
https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=12aece8b01507a2d357a1861f470e83621fbb6f2

Comment 1 Rohit Keshri 2023-02-08 11:47:14 UTC

There was no shipped kernel version were seen affected with this problem.

Comment 2 Product Security DevOps Team 2023-02-12 03:09:28 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-3541