Integer overflow in Linux kernel - CVE-2016-8438

 

Integer overflow in Linux kernel - CVE-2016-8438

Published: January 12, 2017 / Updated: August 9, 2020


Vulnerability identifier: #VU39888
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2016-8438
CWE-ID: CWE-190
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

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

Integer overflow leading to a TOCTOU condition in hypervisor PIL. An integer overflow exposes a race condition that may be used to bypass (Peripheral Image Loader) PIL authentication. Product: Android. Versions: Kernel 3.18. Android ID: A-31624565. References: QC-CR#1023638.


How to mitigate CVE-2016-8438

Install update from vendor's website.

Sources