Bug 2172948 (CVE-2023-25012)

Summary:	CVE-2023-25012 kernel: hid: use-after-free in bigben_set_led()
Product:	[Other] Security Response	Reporter:	Mauro Matteo Cascella <mcascell>
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, bhu, chwhite, crwood, ddepaula, debarbos, dfreiber, dhoward, dvlasenk, ezulian, fhrbata, hkrzesin, jarod, jburrell, jfaracco, jferlan, jforbes, jlelli, joe.lawrence, jshortt, jstancek, jwyatt, kcarcia, kernel-mgr, lgoncalv, lleshchi, lzampier, nmurray, ptalbert, qzhao, rogbas, rvrbovsk, scweaver, tyberry, vkumar, walters, williams
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 use-after-free flaw was found in the Linux kernel. This issue may be triggered in the bigben_set_led() function when plugging in a malicious USB device that advertises itself as a bigben device. This flaw allows a local user with physical access to cause a denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-02-23 22:06:04 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:	2172950
Bug Blocks:	2164366

Description Mauro Matteo Cascella 2023-02-23 15:18:51 UTC

A flaw was found in the Linux kernel. A use-after-free may be triggered in bigben_set_led() when plugging in a malicious USB device, which advertises itself as a bigben device.

References:
https://seclists.org/oss-sec/2023/q1/53
https://lore.kernel.org/all/20230125-hid-unregister-leds-v4-3-7860c5763c38@diag.uniroma1.it/

Upstream commit:
https://github.com/torvalds/linux/commit/76ca8da989c7d97a7f76c75d475fe95a584439d7

Comment 1 Mauro Matteo Cascella 2023-02-23 15:19:14 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2172950]

Comment 2 Product Security DevOps Team 2023-02-23 22:06:01 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-2023-25012

Comment 3 Justin M. Forbes 2023-03-21 14:29:03 UTC

This was fixed for Fedora with the 6.1.16 stable kernel updates.