Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.14, < 3.16.40 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=959023Issue TrackingPatchVendor Advisory
- http://source.android.com/security/bulletin/2016-12-01.htmlThird Party Advisory
- http://www.securityfocus.com/bid/94669Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/9590232bb4f4cc824f3425a6e1349afbe6d6d2bIssue TrackingPatchThird Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=959023Issue TrackingPatchVendor Advisory
- http://source.android.com/security/bulletin/2016-12-01.htmlThird Party Advisory
- http://www.securityfocus.com/bid/94669Third Party AdvisoryVDB Entry
- https://github.com/torvalds/linux/commit/9590232bb4f4cc824f3425a6e1349afbe6d6d2bIssue TrackingPatchThird Party Advisory
FAQ
What is CVE-2016-9120?
CVE-2016-9120 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 call...
How severe is CVE-2016-9120?
CVE-2016-9120 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-9120?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.