CVE Catalog

CVE-2016-9120

High
Published: Translated: NVD NIST

Summary

A race condition in the ion_ioctl function in the Linux kernel before version 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 simultaneously.

Risk Assessment

The organization may be exposed to unauthorized access to the system or service outages, which can lead to serious operational issues.

Recommendation

It is recommended to update the Linux kernel to version 4.6 or later to mitigate this vulnerability.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS