Bug 1317007 (CVE-2016-3136)

Summary:	CVE-2016-3136 kernel: Crash on invalid USB device descriptors (mct_u232 driver)
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	agordeev, anemec, aquini, arm-mgr, bhu, dhoward, esammons, fhrbata, gansalmon, iboverma, itamar, jforbes, jkacur, joelsmith, jonathan, jross, jwboyer, kernel-maint, kernel-mgr, kstutsma, lgoncalv, lwang, madhu.chinakonda, matt, mchehab, mcressma, mguzik, nmurray, pholasek, plougher, rt-maint, rvrbovsk, vdronov, williams, wmealing
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-03-17 16:55:51 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:	1283370, 1317010
Bug Blocks:	1317020

Description Adam Mariš 2016-03-11 16:55:39 UTC

A flaw was found in in the Linux kernel's USB device management code which could cause a crash when a device which required mct_u232 driver.  The kernel would panic caused by a null pointer dereference.

Product bug:

https://bugzilla.redhat.com/show_bug.cgi?id=1283370

Comment 2 Adam Mariš 2016-03-11 17:04:54 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1317010]

Comment 3 Adam Mariš 2016-03-14 09:59:03 UTC

Public via:

http://seclists.org/bugtraq/2016/Mar/57

CVE request and assignment:

http://seclists.org/oss-sec/2016/q1/603

http://seclists.org/oss-sec/2016/q1/620

Comment 4 Josh Boyer 2016-03-16 13:30:02 UTC

Patch sent upstream:

http://marc.info/?l=linux-usb&m=145813478817704&w=2

http://www.spinics.net/lists/linux-usb/msg137789.html

Upstream patch:

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4e9a0b05257f29cf4b75f3209243ed71614d062e

Comment 5 Vladis Dronov 2016-03-17 16:50:05 UTC

Acknowledgements:

Name: Ralf Spenneberg (OpenSource Security)

Comment 6 Vladis Dronov 2016-03-17 16:51:00 UTC

Statement:

This issue does not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 5, 6 as the code with the flaw is not present in the products listed.

This issue affects the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. This has been rated as having Low security impact and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Comment 7 Fedora Update System 2016-04-02 00:44:26 UTC

kernel-4.5.0-302.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.

Comment 8 Fedora Update System 2016-04-02 15:52:17 UTC

kernel-4.5.0-302.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.

Comment 9 Fedora Update System 2016-04-08 15:51:24 UTC

kernel-4.4.6-301.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.

Comment 10 Fedora Update System 2016-04-08 20:19:27 UTC

kernel-4.4.6-201.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.