Bug 1014747 (CVE-2016-9120)

Summary:	VUL-0: CVE-2016-9120: kernel-source: Race condition in the ion_ioctl function in drivers/staging/android/ion/ion.c inthe Linux kernel be...
Product:	[Novell Products] SUSE Security Incidents	Reporter:	Marcus Meissner <meissner>
Component:	Incidents	Assignee:	E-mail List <kernel-maintainers>
Status:	RESOLVED INVALID	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P5 - None	CC:	smash_bz
Version:	unspecified
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/177319/
Whiteboard:
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description Marcus Meissner 2016-12-09 08:38:34 UTC

CVE-2016-9120

Race condition in the ion_ioctl function in drivers/staging/android/ion/ion.c in
the Linux kernel before 4.6 allows local users to gain privileges or cause a
denial of service (use-after-free) by calling ION_IOC_FREE on two CPUs at the
same time.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-9120
http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-9120.html
http://www.cvedetails.com/cve/CVE-2016-9120/
https://github.com/torvalds/linux/commit/9590232bb4f4cc824f3425a6e1349afbe6d6d2b7
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9590232bb4f4cc824f3425a6e1349afbe6d6d2b7

Comment 1 Marcus Meissner 2016-12-09 08:38:54 UTC

this is an android only driver.