Bug 1487126 (CVE-2017-14051)

Summary:	CVE-2017-14051 kernel: Integer overflow in the qla2x00_sysfs_write_optrom_ctl function
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	agordeev, airlied, ajax, aquini, bhu, blc, bskeggs, dhoward, eparis, esammons, esandeen, fhrbata, hdegoede, hkrzesin, hwkernel-mgr, iboverma, ichavero, itamar, jarodwilson, jforbes, jglisse, jkacur, jonathan, josef, jross, jwboyer, kernel-maint, kernel-mgr, labbott, lgoncalv, linville, lwang, matt, mchehab, mcressma, mguzik, mjg59, mlangsdo, nhorman, nmurray, plougher, quintela, rt-maint, rvrbovsk, slawomir, steved, vdronov, williams, yozone
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	kernel 4.13	Doc Type:	Bug Fix
Doc Text:	An integer overflow was discovered in the qla2x00_sysfs_write_optrom_ctl function in drivers/scsi/qla2xxx/qla_attr.c in the Linux kernel through 4.12.10. This flaw allows local users to cause a denial of service (memory corruption and system crash) by leveraging root access.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2017-09-01 14:13:59 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:	1487127, 1487660
Bug Blocks:	1487133

Description Adam Mariš 2017-08-31 09:51:22 UTC

An integer overflow in the qla2x00_sysfs_write_optrom_ctl function in drivers/scsi/qla2xxx/qla_attr.c in the Linux kernel through 4.12.10 allows local users to cause a denial of service (memory corruption and system crash) by leveraging root access.

References:

https://bugzilla.kernel.org/show_bug.cgi?id=194061

https://marc.info/?t=150409582700003&r=1&w=2

https://marc.info/?t=150409994400005&r=1&w=2

Suggested upstream patch:

https://patchwork.kernel.org/patch/9929625/

Comment 1 Adam Mariš 2017-08-31 09:52:22 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1487127]

Comment 4 Vladis Dronov 2017-09-01 14:13:59 UTC

Statement:

This issue affects the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2. This flaw is not planned to be addressed in future releases of the products listed as the flaw is not exploitable by a non-privileged user.