Bug 1758242 (CVE-2019-17053)

Summary:	CVE-2019-17053 kernel: unprivileged users able to create RAW sockets in AF_IEEE802154 network protocol
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, aclaudi, airlied, bdettelb, bhu, blc, brdeoliv, bskeggs, dhoward, dvlasenk, esammons, fhrbata, hdegoede, hkrzesin, iboverma, ichavero, itamar, jarodwilson, jeremy, jforbes, jglisse, jlelli, john.j5live, jonathan, josef, jross, jschorr, jshortt, jstancek, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, linville, masami256, matt, mchehab, mcressma, mjg59, mlangsdo, nmurray, plougher, rt-maint, rvrbovsk, steved, williams, wmealing
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 vulnerability was discovered in the Linux kernel's AF_IEEE802154 networking module where permissions checks are not enforced. This can allow an unprivileged user to create raw sockets for this protocol leading to the potential for data leaks or system unavailability.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-04-28 16:34:16 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:	1758243, 1779494, 1779495, 1779496, 1779497, 1804800
Bug Blocks:	1758244

Description Dhananjay Arunesh 2019-10-03 16:35:19 UTC

A vulnerability was discovered in ieee802154_create in net/ieee802154/socket.c in the AF_IEEE802154 protocol module in the Linux kernel which did not enforcepermission checks. This could allow a local unprivileged user to create a raw socket.


Reference:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e69dbd4619e7674c1679cba49afd9dd9ac347eef

Comment 1 Dhananjay Arunesh 2019-10-03 16:36:05 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1758243]

Comment 2 Fedora Update System 2019-10-25 18:07:02 UTC

kernel-5.3.6-100.fc29, kernel-headers-5.3.6-100.fc29, kernel-tools-5.3.6-100.fc29 has been pushed to the Fedora 29 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Eric Christensen 2019-12-05 18:25:46 UTC

Statement:

This flaw is rated as moderate; there are no known exploits using this mechanism as an attack surface against the system affected by this bug.

Comment 12 errata-xmlrpc 2020-04-28 15:25:03 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:1567 https://access.redhat.com/errata/RHSA-2020:1567

Comment 13 errata-xmlrpc 2020-04-28 15:51:30 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:1769 https://access.redhat.com/errata/RHSA-2020:1769

Comment 14 Product Security DevOps Team 2020-04-28 16:34:16 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-2019-17053

Comment 15 errata-xmlrpc 2020-09-29 18:57:47 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4062 https://access.redhat.com/errata/RHSA-2020:4062

Comment 16 errata-xmlrpc 2020-09-29 20:51:22 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4060 https://access.redhat.com/errata/RHSA-2020:4060