Bug 2169480

Summary:	kernel: ice_gnss_create_tty_driver in drivers/net/ethernet/intel/ice/ice_gnss.c lacks check of the return value of kzalloc() and will cause the NULL Pointer Dereference.
Product:	[Other] Security Response	Reporter:	Alex <allarkin>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	acaringi, bhu, ddepaula, dhoward, dvlasenk, fhrbata, hkrzesin, jarod, jfaracco, jferlan, jforbes, joe.lawrence, jshortt, jstancek, kcarcia, kernel-mgr, lzampier, nmurray, ptalbert, rvrbovsk, scweaver, walters
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	Linux kernel 6.1-rc8	Doc Type:	If docs needed, set a value
Doc Text:	A null pointer dereference in the Linux kernel Intel Ethernet Connection E800 Series of devices driver was found. A local user could use this flaw to crash the system.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2023-02-15 05:13:02 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:	2169481
Bug Blocks:	2167953

Description Alex 2023-02-13 17:27:53 UTC

An issue was discovered in the Linux kernel through 6.1-rc8.
ice_gnss_create_tty_driver in drivers/net/ethernet/intel/ice/ice_gnss.c
lacks check of the return value of kzalloc() and will cause the
NULL Pointer Dereference.

Reference:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=40543b3d9d2c13227ecd3aa90a713c201d1d7f09

Comment 1 Alex 2023-02-13 17:28:15 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2169481]

Comment 3 Justin M. Forbes 2023-03-01 19:31:52 UTC

This was fixed for Fedora with the 6.1.7 stable kernel updates.