SB2017050315 - Time-of-check Time-of-use (TOCTOU) Race Condition in Linux kernel

Description

This security bulletin contains information about 1 security vulnerability.

1) Time-of-check Time-of-use (TOCTOU) Race Condition (CVE-ID: CVE-2017-0331)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

An elevation of privilege vulnerability in the NVIDIA video driver could enable a local malicious application to execute arbitrary code within the context of the kernel. This issue is rated as Critical due to the possibility of a local permanent device compromise, which may require reflashing the operating system to repair the device. Product: Android. Versions: Kernel 3.10. Android ID: A-34113000. References: N-CVE-2017-0331.

Remediation

Install update from vendor's website.

References

• http://nvidia.custhelp.com/app/answers/detail/a_id/4561
• http://www.securityfocus.com/bid/98150
• https://source.android.com/security/bulletin/2017-05-01